| 
					
				 | 
			
			
				@@ -1,5516 +0,0 @@ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-// CodeMirror version 3.11 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-// 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-// CodeMirror is the only global var we claim 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-window.CodeMirror = (function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  "use strict"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // BROWSER SNIFFING 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Crude, but necessary to handle a number of hard-to-feature-detect 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // bugs and behavior differences. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var gecko = /gecko\/\d/i.test(navigator.userAgent); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var ie = /MSIE \d/.test(navigator.userAgent); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var ie_lt8 = ie && (document.documentMode == null || document.documentMode < 8); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var ie_lt9 = ie && (document.documentMode == null || document.documentMode < 9); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var webkit = /WebKit\//.test(navigator.userAgent); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var qtwebkit = webkit && /Qt\/\d+\.\d+/.test(navigator.userAgent); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var chrome = /Chrome\//.test(navigator.userAgent); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var opera = /Opera\//.test(navigator.userAgent); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var safari = /Apple Computer/.test(navigator.vendor); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var khtml = /KHTML\//.test(navigator.userAgent); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var mac_geLion = /Mac OS X 1\d\D([7-9]|\d\d)\D/.test(navigator.userAgent); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var mac_geMountainLion = /Mac OS X 1\d\D([8-9]|\d\d)\D/.test(navigator.userAgent); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var phantom = /PhantomJS/.test(navigator.userAgent); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var ios = /AppleWebKit/.test(navigator.userAgent) && /Mobile\/\w+/.test(navigator.userAgent); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // This is woefully incomplete. Suggestions for alternative methods welcome. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var mobile = ios || /Android|webOS|BlackBerry|Opera Mini|Opera Mobi|IEMobile/i.test(navigator.userAgent); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var mac = ios || /Mac/.test(navigator.platform); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var windows = /windows/i.test(navigator.platform); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var opera_version = opera && navigator.userAgent.match(/Version\/(\d*\.\d*)/); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  if (opera_version) opera_version = Number(opera_version[1]); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Some browsers use the wrong event properties to signal cmd/ctrl on OS X 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var flipCtrlCmd = mac && (qtwebkit || opera && (opera_version == null || opera_version < 12.11)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var captureMiddleClick = gecko || (ie && !ie_lt9); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Optimize some code when these features are not used 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var sawReadOnlySpans = false, sawCollapsedSpans = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // CONSTRUCTOR 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function CodeMirror(place, options) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!(this instanceof CodeMirror)) return new CodeMirror(place, options); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.options = options = options || {}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Determine effective options based on given values and defaults. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var opt in defaults) if (!options.hasOwnProperty(opt) && defaults.hasOwnProperty(opt)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      options[opt] = defaults[opt]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setGuttersForLineNumbers(options); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var docStart = typeof options.value == "string" ? 0 : options.value.first; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var display = this.display = makeDisplay(place, docStart); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    display.wrapper.CodeMirror = this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    updateGutters(this); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (options.autofocus && !mobile) focusInput(this); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.state = {keyMaps: [], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  overlays: [], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  modeGen: 0, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  overwrite: false, focused: false, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  suppressEdits: false, pasteIncoming: false, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  draggingText: false, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  highlight: new Delayed()}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    themeChanged(this); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (options.lineWrapping) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.display.wrapper.className += " CodeMirror-wrap"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var doc = options.value; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (typeof doc == "string") doc = new Doc(options.value, options.mode); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    operation(this, attachDoc)(this, doc); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Override magic textarea content restore that IE sometimes does 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // on our hidden textarea on reload 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (ie) setTimeout(bind(resetInput, this, true), 20); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    registerEventHandlers(this); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // IE throws unspecified error in certain cases, when 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // trying to access activeElement before onload 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var hasFocus; try { hasFocus = (document.activeElement == display.input); } catch(e) { } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (hasFocus || (options.autofocus && !mobile)) setTimeout(bind(onFocus, this), 20); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else onBlur(this); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    operation(this, function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var opt in optionHandlers) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (optionHandlers.propertyIsEnumerable(opt)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          optionHandlers[opt](this, options[opt], Init); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < initHooks.length; ++i) initHooks[i](this); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    })(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // DISPLAY CONSTRUCTOR 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function makeDisplay(place, docStart) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var d = {}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var input = d.input = elt("textarea", null, null, "position: absolute; padding: 0; width: 1px; height: 1em; outline: none;"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (webkit) input.style.width = "1000px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else input.setAttribute("wrap", "off"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // if border: 0; -- iOS fails to open keyboard (issue #1287) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (ios) input.style.border = "1px solid black"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    input.setAttribute("autocorrect", "off"); input.setAttribute("autocapitalize", "off"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Wraps and hides input textarea 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.inputDiv = elt("div", [input], null, "overflow: hidden; position: relative; width: 3px; height: 0px;"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // The actual fake scrollbars. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.scrollbarH = elt("div", [elt("div", null, null, "height: 1px")], "CodeMirror-hscrollbar"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.scrollbarV = elt("div", [elt("div", null, null, "width: 1px")], "CodeMirror-vscrollbar"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.scrollbarFiller = elt("div", null, "CodeMirror-scrollbar-filler"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // DIVs containing the selection and the actual code 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.lineDiv = elt("div"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.selectionDiv = elt("div", null, null, "position: relative; z-index: 1"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Blinky cursor, and element used to ensure cursor fits at the end of a line 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.cursor = elt("div", "\u00a0", "CodeMirror-cursor"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Secondary cursor, shown when on a 'jump' in bi-directional text 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.otherCursor = elt("div", "\u00a0", "CodeMirror-cursor CodeMirror-secondarycursor"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Used to measure text size 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.measure = elt("div", null, "CodeMirror-measure"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Wraps everything that needs to exist inside the vertically-padded coordinate system 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.lineSpace = elt("div", [d.measure, d.selectionDiv, d.lineDiv, d.cursor, d.otherCursor], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                         null, "position: relative; outline: none"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Moved around its parent to cover visible view 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.mover = elt("div", [elt("div", [d.lineSpace], "CodeMirror-lines")], null, "position: relative"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Set to the height of the text, causes scrolling 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.sizer = elt("div", [d.mover], "CodeMirror-sizer"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // D is needed because behavior of elts with overflow: auto and padding is inconsistent across browsers 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.heightForcer = elt("div", null, null, "position: absolute; height: " + scrollerCutOff + "px; width: 1px;"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Will contain the gutters, if any 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.gutters = elt("div", null, "CodeMirror-gutters"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.lineGutter = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Helper element to properly size the gutter backgrounds 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var scrollerInner = elt("div", [d.sizer, d.heightForcer, d.gutters], null, "position: relative; min-height: 100%"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Provides scrolling 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.scroller = elt("div", [scrollerInner], "CodeMirror-scroll"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.scroller.setAttribute("tabIndex", "-1"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // The element in which the editor lives. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.wrapper = elt("div", [d.inputDiv, d.scrollbarH, d.scrollbarV, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                            d.scrollbarFiller, d.scroller], "CodeMirror"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Work around IE7 z-index bug 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (ie_lt8) { d.gutters.style.zIndex = -1; d.scroller.style.paddingRight = 0; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (place.appendChild) place.appendChild(d.wrapper); else place(d.wrapper); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Needed to hide big blue blinking cursor on Mobile Safari 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (ios) input.style.width = "0px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!webkit) d.scroller.draggable = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Needed to handle Tab key in KHTML 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (khtml) { d.inputDiv.style.height = "1px"; d.inputDiv.style.position = "absolute"; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Need to set a minimum width to see the scrollbar on IE7 (but must not set it on IE8). 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else if (ie_lt8) d.scrollbarH.style.minWidth = d.scrollbarV.style.minWidth = "18px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Current visible range (may be bigger than the view window). 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.viewOffset = d.lastSizeC = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.showingFrom = d.showingTo = docStart; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Used to only resize the line number gutter when necessary (when 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // the amount of lines crosses a boundary that makes its width change) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.lineNumWidth = d.lineNumInnerWidth = d.lineNumChars = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // See readInput and resetInput 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.prevInput = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Set to true when a non-horizontal-scrolling widget is added. As 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // an optimization, widget aligning is skipped when d is false. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.alignWidgets = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Flag that indicates whether we currently expect input to appear 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // (after some event like 'keypress' or 'input') and are polling 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // intensively. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.pollingFast = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Self-resetting timeout for the poller 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.poll = new Delayed(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // True when a drag from the editor is active 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.draggingText = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.cachedCharWidth = d.cachedTextHeight = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.measureLineCache = []; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.measureLineCachePos = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Tracks when resetInput has punted to just putting a short 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // string instead of the (large) selection. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.inaccurateSelection = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Tracks the maximum line length so that the horizontal scrollbar 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // can be kept static when scrolling. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.maxLine = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.maxLineLength = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.maxLineChanged = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Used for measuring wheel scrolling granularity 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.wheelDX = d.wheelDY = d.wheelStartX = d.wheelStartY = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return d; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // STATE UPDATES 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Used to get the editor into a consistent state again when options change. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function loadMode(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.doc.mode = CodeMirror.getMode(cm.options, cm.doc.modeOption); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.doc.iter(function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (line.stateAfter) line.stateAfter = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (line.styles) line.styles = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.doc.frontier = cm.doc.first; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    startWorker(cm, 100); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.state.modeGen++; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.curOp) regChange(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function wrappingChanged(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.options.lineWrapping) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.display.wrapper.className += " CodeMirror-wrap"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.display.sizer.style.minWidth = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.display.wrapper.className = cm.display.wrapper.className.replace(" CodeMirror-wrap", ""); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      computeMaxLength(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    estimateLineHeights(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    regChange(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    clearCaches(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setTimeout(function(){updateScrollbars(cm.display, cm.doc.height);}, 100); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function estimateHeight(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var th = textHeight(cm.display), wrapping = cm.options.lineWrapping; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var perLine = wrapping && Math.max(5, cm.display.scroller.clientWidth / charWidth(cm.display) - 3); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (lineIsHidden(cm.doc, line)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else if (wrapping) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return (Math.ceil(line.text.length / perLine) || 1) * th; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return th; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function estimateLineHeights(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var doc = cm.doc, est = estimateHeight(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    doc.iter(function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var estHeight = est(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (estHeight != line.height) updateLineHeight(line, estHeight); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function keyMapChanged(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var style = keyMap[cm.options.keyMap].style; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.display.wrapper.className = cm.display.wrapper.className.replace(/\s*cm-keymap-\S+/g, "") + 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      (style ? " cm-keymap-" + style : ""); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function themeChanged(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.display.wrapper.className = cm.display.wrapper.className.replace(/\s*cm-s-\S+/g, "") + 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.options.theme.replace(/(^|\s)\s*/g, " cm-s-"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    clearCaches(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function guttersChanged(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    updateGutters(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    regChange(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function updateGutters(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var gutters = cm.display.gutters, specs = cm.options.gutters; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    removeChildren(gutters); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < specs.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var gutterClass = specs[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var gElt = gutters.appendChild(elt("div", null, "CodeMirror-gutter " + gutterClass)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (gutterClass == "CodeMirror-linenumbers") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cm.display.lineGutter = gElt; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        gElt.style.width = (cm.display.lineNumWidth || 1) + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    gutters.style.display = i ? "" : "none"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function lineLength(doc, line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (line.height == 0) return 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var len = line.text.length, merged, cur = line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    while (merged = collapsedSpanAtStart(cur)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var found = merged.find(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cur = getLine(doc, found.from.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      len += found.from.ch - found.to.ch; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cur = line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    while (merged = collapsedSpanAtEnd(cur)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var found = merged.find(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      len -= cur.text.length - found.from.ch; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cur = getLine(doc, found.to.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      len += cur.text.length - found.to.ch; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return len; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function computeMaxLength(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var d = cm.display, doc = cm.doc; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.maxLine = getLine(doc, doc.first); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.maxLineLength = lineLength(doc, d.maxLine); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.maxLineChanged = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    doc.iter(function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var len = lineLength(doc, line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (len > d.maxLineLength) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        d.maxLineLength = len; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        d.maxLine = line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Make sure the gutters options contains the element 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // "CodeMirror-linenumbers" when the lineNumbers option is true. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function setGuttersForLineNumbers(options) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var found = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < options.gutters.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (options.gutters[i] == "CodeMirror-linenumbers") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (options.lineNumbers) found = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else options.gutters.splice(i--, 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!found && options.lineNumbers) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      options.gutters.push("CodeMirror-linenumbers"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // SCROLLBARS 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Re-synchronize the fake scrollbars with the actual size of the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // content. Optionally force a scrollTop. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function updateScrollbars(d /* display */, docHeight) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var totalHeight = docHeight + paddingVert(d); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    d.sizer.style.minHeight = d.heightForcer.style.top = totalHeight + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var scrollHeight = Math.max(totalHeight, d.scroller.scrollHeight); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var needsH = d.scroller.scrollWidth > d.scroller.clientWidth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var needsV = scrollHeight > d.scroller.clientHeight; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (needsV) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      d.scrollbarV.style.display = "block"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      d.scrollbarV.style.bottom = needsH ? scrollbarWidth(d.measure) + "px" : "0"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      d.scrollbarV.firstChild.style.height = 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        (scrollHeight - d.scroller.clientHeight + d.scrollbarV.clientHeight) + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else d.scrollbarV.style.display = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (needsH) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      d.scrollbarH.style.display = "block"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      d.scrollbarH.style.right = needsV ? scrollbarWidth(d.measure) + "px" : "0"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      d.scrollbarH.firstChild.style.width = 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        (d.scroller.scrollWidth - d.scroller.clientWidth + d.scrollbarH.clientWidth) + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else d.scrollbarH.style.display = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (needsH && needsV) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      d.scrollbarFiller.style.display = "block"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      d.scrollbarFiller.style.height = d.scrollbarFiller.style.width = scrollbarWidth(d.measure) + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else d.scrollbarFiller.style.display = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (mac_geLion && scrollbarWidth(d.measure) === 0) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      d.scrollbarV.style.minWidth = d.scrollbarH.style.minHeight = mac_geMountainLion ? "18px" : "12px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function visibleLines(display, doc, viewPort) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var top = display.scroller.scrollTop, height = display.wrapper.clientHeight; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (typeof viewPort == "number") top = viewPort; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else if (viewPort) {top = viewPort.top; height = viewPort.bottom - viewPort.top;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    top = Math.floor(top - paddingTop(display)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var bottom = Math.ceil(top + height); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return {from: lineAtHeight(doc, top), to: lineAtHeight(doc, bottom)}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // LINE NUMBERS 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function alignHorizontally(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var display = cm.display; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!display.alignWidgets && (!display.gutters.firstChild || !cm.options.fixedGutter)) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var comp = compensateForHScroll(display) - display.scroller.scrollLeft + cm.doc.scrollLeft; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var gutterW = display.gutters.offsetWidth, l = comp + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var n = display.lineDiv.firstChild; n; n = n.nextSibling) if (n.alignable) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0, a = n.alignable; i < a.length; ++i) a[i].style.left = l; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.options.fixedGutter) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.gutters.style.left = (comp + gutterW) + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function maybeUpdateLineNumberWidth(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!cm.options.lineNumbers) return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var doc = cm.doc, last = lineNumberFor(cm.options, doc.first + doc.size - 1), display = cm.display; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (last.length != display.lineNumChars) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var test = display.measure.appendChild(elt("div", [elt("div", last)], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                                                 "CodeMirror-linenumber CodeMirror-gutter-elt")); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var innerW = test.firstChild.offsetWidth, padding = test.offsetWidth - innerW; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.lineGutter.style.width = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.lineNumInnerWidth = Math.max(innerW, display.lineGutter.offsetWidth - padding); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.lineNumWidth = display.lineNumInnerWidth + padding; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.lineNumChars = display.lineNumInnerWidth ? last.length : -1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.lineGutter.style.width = display.lineNumWidth + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function lineNumberFor(options, i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return String(options.lineNumberFormatter(i + options.firstLineNumber)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function compensateForHScroll(display) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return getRect(display.scroller).left - getRect(display.sizer).left; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // DISPLAY DRAWING 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function updateDisplay(cm, changes, viewPort) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var oldFrom = cm.display.showingFrom, oldTo = cm.display.showingTo; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var updated = updateDisplayInner(cm, changes, viewPort); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (updated) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      signalLater(cm, "update", cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cm.display.showingFrom != oldFrom || cm.display.showingTo != oldTo) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        signalLater(cm, "viewportChange", cm, cm.display.showingFrom, cm.display.showingTo); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    updateSelection(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    updateScrollbars(cm.display, cm.doc.height); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return updated; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Uses a set of changes plus the current scroll position to 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // determine which DOM updates have to be made, and makes the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // updates. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function updateDisplayInner(cm, changes, viewPort) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var display = cm.display, doc = cm.doc; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!display.wrapper.clientWidth) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.showingFrom = display.showingTo = doc.first; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.viewOffset = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Compute the new visible window 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // If scrollTop is specified, use that to determine which lines 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // to render instead of the current scrollbar position. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var visible = visibleLines(display, doc, viewPort); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Bail out if the visible area is already rendered and nothing changed. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (changes.length == 0 && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        visible.from > display.showingFrom && visible.to < display.showingTo) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (maybeUpdateLineNumberWidth(cm)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      changes = [{from: doc.first, to: doc.first + doc.size}]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var gutterW = display.sizer.style.marginLeft = display.gutters.offsetWidth + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    display.scrollbarH.style.left = cm.options.fixedGutter ? gutterW : "0"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Used to determine which lines need their line numbers updated 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var positionsChangedFrom = Infinity; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.options.lineNumbers) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < changes.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (changes[i].diff) { positionsChangedFrom = changes[i].from; break; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var end = doc.first + doc.size; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var from = Math.max(visible.from - cm.options.viewportMargin, doc.first); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var to = Math.min(end, visible.to + cm.options.viewportMargin); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (display.showingFrom < from && from - display.showingFrom < 20) from = Math.max(doc.first, display.showingFrom); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (display.showingTo > to && display.showingTo - to < 20) to = Math.min(end, display.showingTo); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (sawCollapsedSpans) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      from = lineNo(visualLine(doc, getLine(doc, from))); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      while (to < end && lineIsHidden(doc, getLine(doc, to))) ++to; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Create a range of theoretically intact lines, and punch holes 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // in that using the change info. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var intact = [{from: Math.max(display.showingFrom, doc.first), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                   to: Math.min(display.showingTo, end)}]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (intact[0].from >= intact[0].to) intact = []; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else intact = computeIntact(intact, changes); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // When merged lines are present, we might have to reduce the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // intact ranges because changes in continued fragments of the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // intact lines do require the lines to be redrawn. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (sawCollapsedSpans) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < intact.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var range = intact[i], merged; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        while (merged = collapsedSpanAtEnd(getLine(doc, range.to - 1))) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var newTo = merged.find().from.line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (newTo > range.from) range.to = newTo; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          else { intact.splice(i--, 1); break; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Clip off the parts that won't be visible 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var intactLines = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < intact.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var range = intact[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (range.from < from) range.from = from; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (range.to > to) range.to = to; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (range.from >= range.to) intact.splice(i--, 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else intactLines += range.to - range.from; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (intactLines == to - from && from == display.showingFrom && to == display.showingTo) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      updateViewOffset(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    intact.sort(function(a, b) {return a.from - b.from;}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var focused = document.activeElement; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (intactLines < (to - from) * .7) display.lineDiv.style.display = "none"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    patchDisplay(cm, from, to, intact, positionsChangedFrom); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    display.lineDiv.style.display = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (document.activeElement != focused && focused.offsetHeight) focused.focus(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var different = from != display.showingFrom || to != display.showingTo || 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.lastSizeC != display.wrapper.clientHeight; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // This is just a bogus formula that detects when the editor is 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // resized or the font size changes. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (different) display.lastSizeC = display.wrapper.clientHeight; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    display.showingFrom = from; display.showingTo = to; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    startWorker(cm, 100); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var prevBottom = display.lineDiv.offsetTop; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var node = display.lineDiv.firstChild, height; node; node = node.nextSibling) if (node.lineObj) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (ie_lt8) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var bot = node.offsetTop + node.offsetHeight; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        height = bot - prevBottom; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        prevBottom = bot; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var box = getRect(node); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        height = box.bottom - box.top; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var diff = node.lineObj.height - height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (height < 2) height = textHeight(display); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (diff > .001 || diff < -.001) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        updateLineHeight(node.lineObj, height); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var widgets = node.lineObj.widgets; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (widgets) for (var i = 0; i < widgets.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          widgets[i].height = widgets[i].node.offsetHeight; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    updateViewOffset(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (visibleLines(display, doc, viewPort).to > to) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      updateDisplayInner(cm, [], viewPort); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function updateViewOffset(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var off = cm.display.viewOffset = heightAtLine(cm, getLine(cm.doc, cm.display.showingFrom)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Position the mover div to align with the current virtual scroll position 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.display.mover.style.top = off + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function computeIntact(intact, changes) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0, l = changes.length || 0; i < l; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var change = changes[i], intact2 = [], diff = change.diff || 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var j = 0, l2 = intact.length; j < l2; ++j) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var range = intact[j]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (change.to <= range.from && change.diff) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          intact2.push({from: range.from + diff, to: range.to + diff}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else if (change.to <= range.from || change.from >= range.to) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          intact2.push(range); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (change.from > range.from) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            intact2.push({from: range.from, to: change.from}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (change.to < range.to) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            intact2.push({from: change.to + diff, to: range.to + diff}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      intact = intact2; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return intact; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function getDimensions(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var d = cm.display, left = {}, width = {}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var n = d.gutters.firstChild, i = 0; n; n = n.nextSibling, ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      left[cm.options.gutters[i]] = n.offsetLeft; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      width[cm.options.gutters[i]] = n.offsetWidth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return {fixedPos: compensateForHScroll(d), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            gutterTotalWidth: d.gutters.offsetWidth, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            gutterLeft: left, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            gutterWidth: width, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            wrapperWidth: d.wrapper.clientWidth}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function patchDisplay(cm, from, to, intact, updateNumbersFrom) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var dims = getDimensions(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var display = cm.display, lineNumbers = cm.options.lineNumbers; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!intact.length && (!webkit || !cm.display.currentWheelTarget)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      removeChildren(display.lineDiv); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var container = display.lineDiv, cur = container.firstChild; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function rm(node) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var next = node.nextSibling; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (webkit && mac && cm.display.currentWheelTarget == node) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        node.style.display = "none"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        node.lineObj = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        node.parentNode.removeChild(node); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return next; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var nextIntact = intact.shift(), lineN = from; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.doc.iter(from, to, function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (nextIntact && nextIntact.to == lineN) nextIntact = intact.shift(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (lineIsHidden(cm.doc, line)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (line.height != 0) updateLineHeight(line, 0); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (line.widgets && cur.previousSibling) for (var i = 0; i < line.widgets.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (line.widgets[i].showIfHidden) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            var prev = cur.previousSibling; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            if (/pre/i.test(prev.nodeName)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              var wrap = elt("div", null, null, "position: relative"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              prev.parentNode.replaceChild(wrap, prev); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              wrap.appendChild(prev); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              prev = wrap; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            var wnode = prev.appendChild(elt("div", [line.widgets[i].node], "CodeMirror-linewidget")); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            positionLineWidget(line.widgets[i], wnode, prev, dims); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else if (nextIntact && nextIntact.from <= lineN && nextIntact.to > lineN) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // This line is intact. Skip to the actual node. Update its 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // line number if needed. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        while (cur.lineObj != line) cur = rm(cur); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (lineNumbers && updateNumbersFrom <= lineN && cur.lineNumber) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          setTextContent(cur.lineNumber, lineNumberFor(cm.options, lineN)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cur = cur.nextSibling; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // For lines with widgets, make an attempt to find and reuse 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // the existing element, so that widgets aren't needlessly 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // removed and re-inserted into the dom 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (line.widgets) for (var j = 0, search = cur, reuse; search && j < 20; ++j, search = search.nextSibling) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (search.lineObj == line && /div/i.test(search.nodeName)) { reuse = search; break; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // This line needs to be generated. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var lineNode = buildLineElement(cm, line, lineN, dims, reuse); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (lineNode != reuse) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          container.insertBefore(lineNode, cur); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          while (cur != reuse) cur = rm(cur); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          cur = cur.nextSibling; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        lineNode.lineObj = line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      ++lineN; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    while (cur) cur = rm(cur); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function buildLineElement(cm, line, lineNo, dims, reuse) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var lineElement = lineContent(cm, line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var markers = line.gutterMarkers, display = cm.display, wrap; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!cm.options.lineNumbers && !markers && !line.bgClass && !line.wrapClass && !line.widgets) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return lineElement; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Lines with gutter elements, widgets or a background class need 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // to be wrapped again, and have the extra elements added to the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // wrapper div 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (reuse) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      reuse.alignable = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var isOk = true, widgetsSeen = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var n = reuse.firstChild, next; n; n = next) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        next = n.nextSibling; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!/\bCodeMirror-linewidget\b/.test(n.className)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          reuse.removeChild(n); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          for (var i = 0, first = true; i < line.widgets.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            var widget = line.widgets[i], isFirst = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            if (!widget.above) { isFirst = first; first = false; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            if (widget.node == n.firstChild) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              positionLineWidget(widget, n, reuse, dims); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              ++widgetsSeen; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              if (isFirst) reuse.insertBefore(lineElement, n); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (i == line.widgets.length) { isOk = false; break; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (isOk && widgetsSeen == line.widgets.length) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        wrap = reuse; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        reuse.className = line.wrapClass || ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!wrap) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      wrap = elt("div", null, line.wrapClass, "position: relative"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      wrap.appendChild(lineElement); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Kludge to make sure the styled element lies behind the selection (by z-index) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (line.bgClass) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      wrap.insertBefore(elt("div", null, line.bgClass + " CodeMirror-linebackground"), wrap.firstChild); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.options.lineNumbers || markers) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var gutterWrap = wrap.insertBefore(elt("div", null, null, "position: absolute; left: " + 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                                             (cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) + "px"), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                                         wrap.firstChild); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cm.options.fixedGutter) (wrap.alignable || (wrap.alignable = [])).push(gutterWrap); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cm.options.lineNumbers && (!markers || !markers["CodeMirror-linenumbers"])) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        wrap.lineNumber = gutterWrap.appendChild( 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          elt("div", lineNumberFor(cm.options, lineNo), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              "CodeMirror-linenumber CodeMirror-gutter-elt", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              "left: " + dims.gutterLeft["CodeMirror-linenumbers"] + "px; width: " 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              + display.lineNumInnerWidth + "px")); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (markers) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        for (var k = 0; k < cm.options.gutters.length; ++k) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var id = cm.options.gutters[k], found = markers.hasOwnProperty(id) && markers[id]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (found) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            gutterWrap.appendChild(elt("div", [found], "CodeMirror-gutter-elt", "left: " + 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                                       dims.gutterLeft[id] + "px; width: " + dims.gutterWidth[id] + "px")); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (ie_lt8) wrap.style.zIndex = 2; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (line.widgets && wrap != reuse) for (var i = 0, ws = line.widgets; i < ws.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var widget = ws[i], node = elt("div", [widget.node], "CodeMirror-linewidget"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      positionLineWidget(widget, node, wrap, dims); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (widget.above) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        wrap.insertBefore(node, cm.options.lineNumbers && line.height != 0 ? gutterWrap : lineElement); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        wrap.appendChild(node); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      signalLater(widget, "redraw"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return wrap; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function positionLineWidget(widget, node, wrap, dims) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (widget.noHScroll) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      (wrap.alignable || (wrap.alignable = [])).push(node); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var width = dims.wrapperWidth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      node.style.left = dims.fixedPos + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!widget.coverGutter) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        width -= dims.gutterTotalWidth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        node.style.paddingLeft = dims.gutterTotalWidth + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      node.style.width = width + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (widget.coverGutter) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      node.style.zIndex = 5; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      node.style.position = "relative"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!widget.noHScroll) node.style.marginLeft = -dims.gutterTotalWidth + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // SELECTION / CURSOR 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function updateSelection(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var display = cm.display; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var collapsed = posEq(cm.doc.sel.from, cm.doc.sel.to); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (collapsed || cm.options.showCursorWhenSelecting) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      updateSelectionCursor(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.cursor.style.display = display.otherCursor.style.display = "none"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!collapsed) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      updateSelectionRange(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.selectionDiv.style.display = "none"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Move the hidden textarea near the cursor to prevent scrolling artifacts 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var headPos = cursorCoords(cm, cm.doc.sel.head, "div"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var wrapOff = getRect(display.wrapper), lineOff = getRect(display.lineDiv); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    display.inputDiv.style.top = Math.max(0, Math.min(display.wrapper.clientHeight - 10, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                                                      headPos.top + lineOff.top - wrapOff.top)) + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    display.inputDiv.style.left = Math.max(0, Math.min(display.wrapper.clientWidth - 10, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                                                       headPos.left + lineOff.left - wrapOff.left)) + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // No selection, plain cursor 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function updateSelectionCursor(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var display = cm.display, pos = cursorCoords(cm, cm.doc.sel.head, "div"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    display.cursor.style.left = pos.left + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    display.cursor.style.top = pos.top + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    display.cursor.style.height = Math.max(0, pos.bottom - pos.top) * cm.options.cursorHeight + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    display.cursor.style.display = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (pos.other) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.otherCursor.style.display = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.otherCursor.style.left = pos.other.left + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.otherCursor.style.top = pos.other.top + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.otherCursor.style.height = (pos.other.bottom - pos.other.top) * .85 + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else { display.otherCursor.style.display = "none"; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Highlight selection 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function updateSelectionRange(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var display = cm.display, doc = cm.doc, sel = cm.doc.sel; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var fragment = document.createDocumentFragment(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var clientWidth = display.lineSpace.offsetWidth, pl = paddingLeft(cm.display); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function add(left, top, width, bottom) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (top < 0) top = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      fragment.appendChild(elt("div", null, "CodeMirror-selected", "position: absolute; left: " + left + 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                               "px; top: " + top + "px; width: " + (width == null ? clientWidth - left : width) + 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                               "px; height: " + (bottom - top) + "px")); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function drawForLine(line, fromArg, toArg, retTop) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var lineObj = getLine(doc, line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var lineLen = lineObj.text.length, rVal = retTop ? Infinity : -Infinity; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      function coords(ch) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return charCoords(cm, Pos(line, ch), "div", lineObj); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      iterateBidiSections(getOrder(lineObj), fromArg || 0, toArg == null ? lineLen : toArg, function(from, to, dir) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var leftPos = coords(dir == "rtl" ? to - 1 : from); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var rightPos = coords(dir == "rtl" ? from : to - 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var left = leftPos.left, right = rightPos.right; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (rightPos.top - leftPos.top > 3) { // Different lines, draw top part 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          add(left, leftPos.top, null, leftPos.bottom); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          left = pl; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (leftPos.bottom < rightPos.top) add(left, leftPos.bottom, null, rightPos.top); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (toArg == null && to == lineLen) right = clientWidth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (fromArg == null && from == 0) left = pl; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        rVal = retTop ? Math.min(rightPos.top, rVal) : Math.max(rightPos.bottom, rVal); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (left < pl + 1) left = pl; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        add(left, rightPos.top, right - left, rightPos.bottom); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return rVal; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (sel.from.line == sel.to.line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      drawForLine(sel.from.line, sel.from.ch, sel.to.ch); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var fromObj = getLine(doc, sel.from.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var cur = fromObj, merged, path = [sel.from.line, sel.from.ch], singleLine; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      while (merged = collapsedSpanAtEnd(cur)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var found = merged.find(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        path.push(found.from.ch, found.to.line, found.to.ch); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (found.to.line == sel.to.line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          path.push(sel.to.ch); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          singleLine = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cur = getLine(doc, found.to.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // This is a single, merged line 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (singleLine) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        for (var i = 0; i < path.length; i += 3) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          drawForLine(path[i], path[i+1], path[i+2]); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var middleTop, middleBot, toObj = getLine(doc, sel.to.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (sel.from.ch) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          // Draw the first line of selection. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          middleTop = drawForLine(sel.from.line, sel.from.ch, null, false); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          // Simply include it in the middle block. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          middleTop = heightAtLine(cm, fromObj) - display.viewOffset; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!sel.to.ch) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          middleBot = heightAtLine(cm, toObj) - display.viewOffset; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          middleBot = drawForLine(sel.to.line, collapsedSpanAtStart(toObj) ? null : 0, sel.to.ch, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (middleTop < middleBot) add(pl, middleTop, null, middleBot); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    removeChildrenAndAdd(display.selectionDiv, fragment); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    display.selectionDiv.style.display = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Cursor-blinking 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function restartBlink(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var display = cm.display; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    clearInterval(display.blinker); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var on = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    display.cursor.style.visibility = display.otherCursor.style.visibility = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    display.blinker = setInterval(function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!display.cursor.offsetHeight) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.cursor.style.visibility = display.otherCursor.style.visibility = (on = !on) ? "" : "hidden"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, cm.options.cursorBlinkRate); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // HIGHLIGHT WORKER 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function startWorker(cm, time) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.doc.mode.startState && cm.doc.frontier < cm.display.showingTo) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.state.highlight.set(time, bind(highlightWorker, cm)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function highlightWorker(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var doc = cm.doc; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (doc.frontier < doc.first) doc.frontier = doc.first; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (doc.frontier >= cm.display.showingTo) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var end = +new Date + cm.options.workTime; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var state = copyState(doc.mode, getStateBefore(cm, doc.frontier)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var changed = [], prevChange; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    doc.iter(doc.frontier, Math.min(doc.first + doc.size, cm.display.showingTo + 500), function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (doc.frontier >= cm.display.showingFrom) { // Visible 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var oldStyles = line.styles; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        line.styles = highlightLine(cm, line, state); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var ischange = !oldStyles || oldStyles.length != line.styles.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        for (var i = 0; !ischange && i < oldStyles.length; ++i) ischange = oldStyles[i] != line.styles[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (ischange) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (prevChange && prevChange.end == doc.frontier) prevChange.end++; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          else changed.push(prevChange = {start: doc.frontier, end: doc.frontier + 1}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        line.stateAfter = copyState(doc.mode, state); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        processLine(cm, line, state); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        line.stateAfter = doc.frontier % 5 == 0 ? copyState(doc.mode, state) : null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      ++doc.frontier; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (+new Date > end) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        startWorker(cm, cm.options.workDelay); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (changed.length) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      operation(cm, function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        for (var i = 0; i < changed.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          regChange(this, changed[i].start, changed[i].end); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      })(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Finds the line to start with when starting a parse. Tries to 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // find a line with a stateAfter, so that it can start with a 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // valid state. If that fails, it returns the line with the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // smallest indentation, which tends to need the least context to 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // parse correctly. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function findStartLine(cm, n) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var minindent, minline, doc = cm.doc; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var search = n, lim = n - 100; search > lim; --search) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (search <= doc.first) return doc.first; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var line = getLine(doc, search - 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (line.stateAfter) return search; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var indented = countColumn(line.text, null, cm.options.tabSize); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (minline == null || minindent > indented) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        minline = search - 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        minindent = indented; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return minline; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function getStateBefore(cm, n) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var doc = cm.doc, display = cm.display; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!doc.mode.startState) return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var pos = findStartLine(cm, n), state = pos > doc.first && getLine(doc, pos-1).stateAfter; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!state) state = startState(doc.mode); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else state = copyState(doc.mode, state); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    doc.iter(pos, n, function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      processLine(cm, line, state); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var save = pos == n - 1 || pos % 5 == 0 || pos >= display.showingFrom && pos < display.showingTo; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      line.stateAfter = save ? copyState(doc.mode, state) : null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      ++pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return state; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // POSITION MEASUREMENT 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function paddingTop(display) {return display.lineSpace.offsetTop;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function paddingVert(display) {return display.mover.offsetHeight - display.lineSpace.offsetHeight;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function paddingLeft(display) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var e = removeChildrenAndAdd(display.measure, elt("pre", null, null, "text-align: left")).appendChild(elt("span", "x")); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return e.offsetLeft; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function measureChar(cm, line, ch, data) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var dir = -1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    data = data || measureLine(cm, line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var pos = ch;; pos += dir) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var r = data[pos]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (r) break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (dir < 0 && pos == 0) dir = 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return {left: pos < ch ? r.right : r.left, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            right: pos > ch ? r.left : r.right, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            top: r.top, bottom: r.bottom}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function findCachedMeasurement(cm, line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var cache = cm.display.measureLineCache; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < cache.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var memo = cache[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (memo.text == line.text && memo.markedSpans == line.markedSpans && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          cm.display.scroller.clientWidth == memo.width && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          memo.classes == line.textClass + "|" + line.bgClass + "|" + line.wrapClass) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return memo.measure; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function measureLine(cm, line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // First look in the cache 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var measure = findCachedMeasurement(cm, line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!measure) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Failing that, recompute and store result in cache 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      measure = measureLineInner(cm, line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var cache = cm.display.measureLineCache; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var memo = {text: line.text, width: cm.display.scroller.clientWidth, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  markedSpans: line.markedSpans, measure: measure, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  classes: line.textClass + "|" + line.bgClass + "|" + line.wrapClass}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cache.length == 16) cache[++cm.display.measureLineCachePos % 16] = memo; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else cache.push(memo); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return measure; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function measureLineInner(cm, line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var display = cm.display, measure = emptyArray(line.text.length); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var pre = lineContent(cm, line, measure); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // IE does not cache element positions of inline elements between 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // calls to getBoundingClientRect. This makes the loop below, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // which gathers the positions of all the characters on the line, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // do an amount of layout work quadratic to the number of 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // characters. When line wrapping is off, we try to improve things 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // by first subdividing the line into a bunch of inline blocks, so 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // that IE can reuse most of the layout information from caches 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // for those blocks. This does interfere with line wrapping, so it 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // doesn't work when wrapping is on, but in that case the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // situation is slightly better, since IE does cache line-wrapping 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // information and only recomputes per-line. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (ie && !ie_lt8 && !cm.options.lineWrapping && pre.childNodes.length > 100) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var fragment = document.createDocumentFragment(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var chunk = 10, n = pre.childNodes.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0, chunks = Math.ceil(n / chunk); i < chunks; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var wrap = elt("div", null, null, "display: inline-block"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        for (var j = 0; j < chunk && n; ++j) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          wrap.appendChild(pre.firstChild); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          --n; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        fragment.appendChild(wrap); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      pre.appendChild(fragment); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    removeChildrenAndAdd(display.measure, pre); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var outer = getRect(display.lineDiv); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var vranges = [], data = emptyArray(line.text.length), maxBot = pre.offsetHeight; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Work around an IE7/8 bug where it will sometimes have randomly 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // replaced our pre with a clone at this point. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (ie_lt9 && display.measure.first != pre) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      removeChildrenAndAdd(display.measure, pre); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0, cur; i < measure.length; ++i) if (cur = measure[i]) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var size = getRect(cur); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var top = Math.max(0, size.top - outer.top), bot = Math.min(size.bottom - outer.top, maxBot); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var j = 0; j < vranges.length; j += 2) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var rtop = vranges[j], rbot = vranges[j+1]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (rtop > bot || rbot < top) continue; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (rtop <= top && rbot >= bot || 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            top <= rtop && bot >= rbot || 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            Math.min(bot, rbot) - Math.max(top, rtop) >= (bot - top) >> 1) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          vranges[j] = Math.min(top, rtop); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          vranges[j+1] = Math.max(bot, rbot); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (j == vranges.length) vranges.push(top, bot); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var right = size.right; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cur.measureRight) right = getRect(cur.measureRight).left; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      data[i] = {left: size.left - outer.left, right: right - outer.left, top: j}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0, cur; i < data.length; ++i) if (cur = data[i]) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var vr = cur.top; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cur.top = vranges[vr]; cur.bottom = vranges[vr+1]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return data; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function measureLineWidth(cm, line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var hasBadSpan = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (line.markedSpans) for (var i = 0; i < line.markedSpans; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var sp = line.markedSpans[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (sp.collapsed && (sp.to == null || sp.to == line.text.length)) hasBadSpan = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var cached = !hasBadSpan && findCachedMeasurement(cm, line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cached) return measureChar(cm, line, line.text.length, cached).right; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var pre = lineContent(cm, line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var end = pre.appendChild(zeroWidthElement(cm.display.measure)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    removeChildrenAndAdd(cm.display.measure, pre); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return getRect(end).right - getRect(cm.display.lineDiv).left; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function clearCaches(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.display.measureLineCache.length = cm.display.measureLineCachePos = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.display.cachedCharWidth = cm.display.cachedTextHeight = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.display.maxLineChanged = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.display.lineNumChars = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Context is one of "line", "div" (display.lineDiv), "local"/null (editor), or "page" 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function intoCoordSystem(cm, lineObj, rect, context) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (lineObj.widgets) for (var i = 0; i < lineObj.widgets.length; ++i) if (lineObj.widgets[i].above) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var size = widgetHeight(lineObj.widgets[i]); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      rect.top += size; rect.bottom += size; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (context == "line") return rect; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!context) context = "local"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var yOff = heightAtLine(cm, lineObj); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (context != "local") yOff -= cm.display.viewOffset; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (context == "page") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var lOff = getRect(cm.display.lineSpace); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      yOff += lOff.top + (window.pageYOffset || (document.documentElement || document.body).scrollTop); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var xOff = lOff.left + (window.pageXOffset || (document.documentElement || document.body).scrollLeft); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      rect.left += xOff; rect.right += xOff; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    rect.top += yOff; rect.bottom += yOff; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return rect; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Context may be "window", "page", "div", or "local"/null 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Result is in local coords 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function fromCoordSystem(cm, coords, context) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (context == "div") return coords; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var left = coords.left, top = coords.top; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (context == "page") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      left -= window.pageXOffset || (document.documentElement || document.body).scrollLeft; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      top -= window.pageYOffset || (document.documentElement || document.body).scrollTop; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var lineSpaceBox = getRect(cm.display.lineSpace); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    left -= lineSpaceBox.left; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    top -= lineSpaceBox.top; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (context == "local" || !context) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var editorBox = getRect(cm.display.wrapper); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      left -= editorBox.left; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      top -= editorBox.top; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return {left: left, top: top}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function charCoords(cm, pos, context, lineObj) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!lineObj) lineObj = getLine(cm.doc, pos.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return intoCoordSystem(cm, lineObj, measureChar(cm, lineObj, pos.ch), context); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function cursorCoords(cm, pos, context, lineObj, measurement) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    lineObj = lineObj || getLine(cm.doc, pos.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!measurement) measurement = measureLine(cm, lineObj); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function get(ch, right) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var m = measureChar(cm, lineObj, ch, measurement); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (right) m.left = m.right; else m.right = m.left; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return intoCoordSystem(cm, lineObj, m, context); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var order = getOrder(lineObj), ch = pos.ch; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!order) return get(ch); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var main, other, linedir = order[0].level; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < order.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var part = order[i], rtl = part.level % 2, nb, here; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (part.from < ch && part.to > ch) return get(ch, rtl); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var left = rtl ? part.to : part.from, right = rtl ? part.from : part.to; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (left == ch) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // IE returns bogus offsets and widths for edges where the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // direction flips, but only for the side with the lower 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // level. So we try to use the side with the higher level. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (i && part.level < (nb = order[i-1]).level) here = get(nb.level % 2 ? nb.from : nb.to - 1, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else here = get(rtl && part.from != part.to ? ch - 1 : ch); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (rtl == linedir) main = here; else other = here; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else if (right == ch) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var nb = i < order.length - 1 && order[i+1]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!rtl && nb && nb.from == nb.to) continue; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (nb && part.level < nb.level) here = get(nb.level % 2 ? nb.to - 1 : nb.from); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else here = get(rtl ? ch : ch - 1, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (rtl == linedir) main = here; else other = here; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (linedir && !ch) other = get(order[0].to - 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!main) return other; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (other) main.other = other; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return main; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function PosMaybeOutside(line, ch, outside) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var pos = new Pos(line, ch); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (outside) pos.outside = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Coords must be lineSpace-local 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function coordsChar(cm, x, y) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var doc = cm.doc; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    y += cm.display.viewOffset; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (y < 0) return PosMaybeOutside(doc.first, 0, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var lineNo = lineAtHeight(doc, y), last = doc.first + doc.size - 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (lineNo > last) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return PosMaybeOutside(doc.first + doc.size - 1, getLine(doc, last).text.length, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (x < 0) x = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (;;) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var lineObj = getLine(doc, lineNo); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var found = coordsCharInner(cm, lineObj, lineNo, x, y); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var merged = collapsedSpanAtEnd(lineObj); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var mergedPos = merged && merged.find(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (merged && found.ch >= mergedPos.from.ch) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        lineNo = mergedPos.to.line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return found; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function coordsCharInner(cm, lineObj, lineNo, x, y) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var innerOff = y - heightAtLine(cm, lineObj); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var wrongLine = false, adjust = 2 * cm.display.wrapper.clientWidth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var measurement = measureLine(cm, lineObj); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function getX(ch) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var sp = cursorCoords(cm, Pos(lineNo, ch), "line", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                            lineObj, measurement); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      wrongLine = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (innerOff > sp.bottom) return sp.left - adjust; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else if (innerOff < sp.top) return sp.left + adjust; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else wrongLine = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return sp.left; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var bidi = getOrder(lineObj), dist = lineObj.text.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var from = lineLeft(lineObj), to = lineRight(lineObj); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var fromX = getX(from), fromOutside = wrongLine, toX = getX(to), toOutside = wrongLine; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (x > toX) return PosMaybeOutside(lineNo, to, toOutside); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Do a binary search between these bounds. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (;;) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (bidi ? to == from || to == moveVisually(lineObj, from, 1) : to - from <= 1) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var after = x - fromX < toX - x, ch = after ? from : to; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        while (isExtendingChar.test(lineObj.text.charAt(ch))) ++ch; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var pos = PosMaybeOutside(lineNo, ch, after ? fromOutside : toOutside); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        pos.after = after; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var step = Math.ceil(dist / 2), middle = from + step; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (bidi) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        middle = from; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        for (var i = 0; i < step; ++i) middle = moveVisually(lineObj, middle, 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var middleX = getX(middle); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (middleX > x) {to = middle; toX = middleX; if (toOutside = wrongLine) toX += 1000; dist -= step;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else {from = middle; fromX = middleX; fromOutside = wrongLine; dist = step;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var measureText; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function textHeight(display) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (display.cachedTextHeight != null) return display.cachedTextHeight; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (measureText == null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      measureText = elt("pre"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Measure a bunch of lines, for browsers that compute 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // fractional heights. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < 49; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        measureText.appendChild(document.createTextNode("x")); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        measureText.appendChild(elt("br")); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      measureText.appendChild(document.createTextNode("x")); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    removeChildrenAndAdd(display.measure, measureText); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var height = measureText.offsetHeight / 50; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (height > 3) display.cachedTextHeight = height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    removeChildren(display.measure); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return height || 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function charWidth(display) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (display.cachedCharWidth != null) return display.cachedCharWidth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var anchor = elt("span", "x"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var pre = elt("pre", [anchor]); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    removeChildrenAndAdd(display.measure, pre); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var width = anchor.offsetWidth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (width > 2) display.cachedCharWidth = width; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return width || 10; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // OPERATIONS 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Operations are used to wrap changes in such a way that each 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // change won't have to update the cursor and display (which would 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // be awkward, slow, and error-prone), but instead updates are 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // batched and then all combined and executed at once. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var nextOpId = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function startOperation(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.curOp = { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // An array of ranges of lines that have to be updated. See 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // updateDisplay. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      changes: [], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      updateInput: null, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      userSelChange: null, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      textChanged: null, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      selectionChanged: false, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      updateMaxLine: false, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      updateScrollPos: false, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      id: ++nextOpId 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!delayedCallbackDepth++) delayedCallbacks = []; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function endOperation(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var op = cm.curOp, doc = cm.doc, display = cm.display; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.curOp = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (op.updateMaxLine) computeMaxLength(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (display.maxLineChanged && !cm.options.lineWrapping) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var width = measureLineWidth(cm, display.maxLine); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.sizer.style.minWidth = Math.max(0, width + 3 + scrollerCutOff) + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.maxLineChanged = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var maxScrollLeft = Math.max(0, display.sizer.offsetLeft + display.sizer.offsetWidth - display.scroller.clientWidth); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (maxScrollLeft < doc.scrollLeft && !op.updateScrollPos) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        setScrollLeft(cm, Math.min(display.scroller.scrollLeft, maxScrollLeft), true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var newScrollPos, updated; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (op.updateScrollPos) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      newScrollPos = op.updateScrollPos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else if (op.selectionChanged && display.scroller.clientHeight) { // don't rescroll if not visible 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var coords = cursorCoords(cm, doc.sel.head); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      newScrollPos = calculateScrollPos(cm, coords.left, coords.top, coords.left, coords.bottom); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (op.changes.length || newScrollPos && newScrollPos.scrollTop != null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      updated = updateDisplay(cm, op.changes, newScrollPos && newScrollPos.scrollTop); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cm.display.scroller.offsetHeight) cm.doc.scrollTop = cm.display.scroller.scrollTop; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!updated && op.selectionChanged) updateSelection(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (op.updateScrollPos) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.scroller.scrollTop = display.scrollbarV.scrollTop = doc.scrollTop = newScrollPos.scrollTop; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.scroller.scrollLeft = display.scrollbarH.scrollLeft = doc.scrollLeft = newScrollPos.scrollLeft; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      alignHorizontally(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else if (newScrollPos) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      scrollCursorIntoView(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (op.selectionChanged) restartBlink(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.state.focused && op.updateInput) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      resetInput(cm, op.userSelChange); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var hidden = op.maybeHiddenMarkers, unhidden = op.maybeUnhiddenMarkers; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (hidden) for (var i = 0; i < hidden.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!hidden[i].lines.length) signal(hidden[i], "hide"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (unhidden) for (var i = 0; i < unhidden.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (unhidden[i].lines.length) signal(unhidden[i], "unhide"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var delayed; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!--delayedCallbackDepth) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      delayed = delayedCallbacks; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      delayedCallbacks = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (op.textChanged) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      signal(cm, "change", cm, op.textChanged); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (op.selectionChanged) signal(cm, "cursorActivity", cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (delayed) for (var i = 0; i < delayed.length; ++i) delayed[i](); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Wraps a function in an operation. Returns the wrapped function. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function operation(cm1, f) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var cm = cm1 || this, withOp = !cm.curOp; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (withOp) startOperation(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      try { var result = f.apply(cm, arguments); } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      finally { if (withOp) endOperation(cm); } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return result; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function docOperation(f) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var withOp = this.cm && !this.cm.curOp, result; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (withOp) startOperation(this.cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      try { result = f.apply(this, arguments); } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      finally { if (withOp) endOperation(this.cm); } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return result; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function runInOp(cm, f) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var withOp = !cm.curOp, result; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (withOp) startOperation(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    try { result = f(); } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    finally { if (withOp) endOperation(cm); } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return result; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function regChange(cm, from, to, lendiff) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (from == null) from = cm.doc.first; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (to == null) to = cm.doc.first + cm.doc.size; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.curOp.changes.push({from: from, to: to, diff: lendiff}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // INPUT HANDLING 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function slowPoll(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.display.pollingFast) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.display.poll.set(cm.options.pollInterval, function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      readInput(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cm.state.focused) slowPoll(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function fastPoll(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var missed = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.display.pollingFast = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function p() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var changed = readInput(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!changed && !missed) {missed = true; cm.display.poll.set(60, p);} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else {cm.display.pollingFast = false; slowPoll(cm);} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.display.poll.set(20, p); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // prevInput is a hack to work with IME. If we reset the textarea 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // on every change, that breaks IME. So we look for changes 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // compared to the previous content instead. (Modern browsers have 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // events that indicate IME taking place, but these are not widely 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // supported or compatible enough yet to rely on.) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function readInput(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var input = cm.display.input, prevInput = cm.display.prevInput, doc = cm.doc, sel = doc.sel; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!cm.state.focused || hasSelection(input) || isReadOnly(cm)) return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var text = input.value; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (text == prevInput && posEq(sel.from, sel.to)) return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // IE enjoys randomly deselecting our input's text when 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // re-focusing. If the selection is gone but the cursor is at the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // start of the input, that's probably what happened. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (ie && text && input.selectionStart === 0) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      resetInput(cm, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var withOp = !cm.curOp; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (withOp) startOperation(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    sel.shift = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var same = 0, l = Math.min(prevInput.length, text.length); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    while (same < l && prevInput[same] == text[same]) ++same; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var from = sel.from, to = sel.to; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (same < prevInput.length) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      from = Pos(from.line, from.ch - (prevInput.length - same)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else if (cm.state.overwrite && posEq(from, to) && !cm.state.pasteIncoming) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      to = Pos(to.line, Math.min(getLine(doc, to.line).text.length, to.ch + (text.length - same))); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var updateInput = cm.curOp.updateInput; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    makeChange(cm.doc, {from: from, to: to, text: splitLines(text.slice(same)), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                        origin: cm.state.pasteIncoming ? "paste" : "+input"}, "end"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.curOp.updateInput = updateInput; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (text.length > 1000 || text.indexOf("\n") > -1) input.value = cm.display.prevInput = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else cm.display.prevInput = text; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (withOp) endOperation(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.state.pasteIncoming = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function resetInput(cm, user) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var minimal, selected, doc = cm.doc; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!posEq(doc.sel.from, doc.sel.to)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.display.prevInput = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      minimal = hasCopyEvent && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        (doc.sel.to.line - doc.sel.from.line > 100 || (selected = cm.getSelection()).length > 1000); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (minimal) cm.display.input.value = "-"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else cm.display.input.value = selected || cm.getSelection(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cm.state.focused) selectInput(cm.display.input); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else if (user) cm.display.prevInput = cm.display.input.value = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.display.inaccurateSelection = minimal; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function focusInput(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.options.readOnly != "nocursor" && (!mobile || document.activeElement != cm.display.input)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.display.input.focus(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function isReadOnly(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return cm.options.readOnly || cm.doc.cantEdit; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // EVENT HANDLERS 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function registerEventHandlers(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var d = cm.display; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.scroller, "mousedown", operation(cm, onMouseDown)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.scroller, "dblclick", operation(cm, e_preventDefault)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.lineSpace, "selectstart", function(e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!eventInWidget(d, e)) e_preventDefault(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Gecko browsers fire contextmenu *after* opening the menu, at 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // which point we can't mess with it anymore. Context menu is 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // handled in onMouseDown for Gecko. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!captureMiddleClick) on(d.scroller, "contextmenu", function(e) {onContextMenu(cm, e);}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.scroller, "scroll", function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (d.scroller.clientHeight) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        setScrollTop(cm, d.scroller.scrollTop); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        setScrollLeft(cm, d.scroller.scrollLeft, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        signal(cm, "scroll", cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.scrollbarV, "scroll", function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (d.scroller.clientHeight) setScrollTop(cm, d.scrollbarV.scrollTop); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.scrollbarH, "scroll", function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (d.scroller.clientHeight) setScrollLeft(cm, d.scrollbarH.scrollLeft); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.scroller, "mousewheel", function(e){onScrollWheel(cm, e);}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.scroller, "DOMMouseScroll", function(e){onScrollWheel(cm, e);}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function reFocus() { if (cm.state.focused) setTimeout(bind(focusInput, cm), 0); } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.scrollbarH, "mousedown", reFocus); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.scrollbarV, "mousedown", reFocus); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Prevent wrapper from ever scrolling 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.wrapper, "scroll", function() { d.wrapper.scrollTop = d.wrapper.scrollLeft = 0; }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function onResize() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Might be a text scaling operation, clear size caches. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      d.cachedCharWidth = d.cachedTextHeight = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      clearCaches(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      runInOp(cm, bind(regChange, cm)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(window, "resize", onResize); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Above handler holds on to the editor and its data structures. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Here we poll to unregister it when the editor is no longer in 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // the document, so that it can be garbage-collected. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function unregister() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var p = d.wrapper.parentNode; p && p != document.body; p = p.parentNode) {} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (p) setTimeout(unregister, 5000); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else off(window, "resize", onResize); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setTimeout(unregister, 5000); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.input, "keyup", operation(cm, function(e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cm.options.onKeyEvent && cm.options.onKeyEvent(cm, addStop(e))) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (e.keyCode == 16) cm.doc.sel.shift = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    })); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.input, "input", bind(fastPoll, cm)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.input, "keydown", operation(cm, onKeyDown)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.input, "keypress", operation(cm, onKeyPress)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.input, "focus", bind(onFocus, cm)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.input, "blur", bind(onBlur, cm)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function drag_(e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cm.options.onDragEvent && cm.options.onDragEvent(cm, addStop(e))) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      e_stop(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.options.dragDrop) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      on(d.scroller, "dragstart", function(e){onDragStart(cm, e);}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      on(d.scroller, "dragenter", drag_); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      on(d.scroller, "dragover", drag_); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      on(d.scroller, "drop", operation(cm, onDrop)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.scroller, "paste", function(e){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (eventInWidget(d, e)) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      focusInput(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      fastPoll(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.input, "paste", function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.state.pasteIncoming = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      fastPoll(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function prepareCopy() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (d.inaccurateSelection) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        d.prevInput = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        d.inaccurateSelection = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        d.input.value = cm.getSelection(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        selectInput(d.input); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.input, "cut", prepareCopy); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(d.input, "copy", prepareCopy); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Needed to handle Tab key in KHTML 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (khtml) on(d.sizer, "mouseup", function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (document.activeElement == d.input) d.input.blur(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        focusInput(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function eventInWidget(display, e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var n = e_target(e); n != display.wrapper; n = n.parentNode) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!n) return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (/\bCodeMirror-(?:line)?widget\b/.test(n.className) || 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          n.parentNode == display.sizer && n != display.mover) return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function posFromMouse(cm, e, liberal) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var display = cm.display; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!liberal) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var target = e_target(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (target == display.scrollbarH || target == display.scrollbarH.firstChild || 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          target == display.scrollbarV || target == display.scrollbarV.firstChild || 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          target == display.scrollbarFiller) return null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var x, y, space = getRect(display.lineSpace); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Fails unpredictably on IE[67] when mouse is dragged around quickly. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    try { x = e.clientX; y = e.clientY; } catch (e) { return null; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return coordsChar(cm, x - space.left, y - space.top); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var lastClick, lastDoubleClick; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function onMouseDown(e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var cm = this, display = cm.display, doc = cm.doc, sel = doc.sel; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    sel.shift = e.shiftKey; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (eventInWidget(display, e)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!webkit) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        display.scroller.draggable = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        setTimeout(function(){display.scroller.draggable = true;}, 100); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (clickInGutter(cm, e)) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var start = posFromMouse(cm, e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    switch (e_button(e)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    case 3: 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (captureMiddleClick) onContextMenu.call(cm, cm, e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    case 2: 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (start) extendSelection(cm.doc, start); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      setTimeout(bind(focusInput, cm), 20); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      e_preventDefault(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // For button 1, if it was clicked inside the editor 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // (posFromMouse returning non-null), we have to adjust the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // selection. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!start) {if (e_target(e) == display.scroller) e_preventDefault(e); return;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!cm.state.focused) onFocus(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var now = +new Date, type = "single"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (lastDoubleClick && lastDoubleClick.time > now - 400 && posEq(lastDoubleClick.pos, start)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      type = "triple"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      e_preventDefault(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      setTimeout(bind(focusInput, cm), 20); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      selectLine(cm, start.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else if (lastClick && lastClick.time > now - 400 && posEq(lastClick.pos, start)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      type = "double"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      lastDoubleClick = {time: now, pos: start}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      e_preventDefault(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var word = findWordAt(getLine(doc, start.line).text, start); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      extendSelection(cm.doc, word.from, word.to); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else { lastClick = {time: now, pos: start}; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var last = start; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.options.dragDrop && dragAndDrop && !isReadOnly(cm) && !posEq(sel.from, sel.to) && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        !posLess(start, sel.from) && !posLess(sel.to, start) && type == "single") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var dragEnd = operation(cm, function(e2) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (webkit) display.scroller.draggable = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cm.state.draggingText = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        off(document, "mouseup", dragEnd); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        off(display.scroller, "drop", dragEnd); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (Math.abs(e.clientX - e2.clientX) + Math.abs(e.clientY - e2.clientY) < 10) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          e_preventDefault(e2); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          extendSelection(cm.doc, start); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          focusInput(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Let the drag handler handle this. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (webkit) display.scroller.draggable = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.state.draggingText = dragEnd; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // IE's approach to draggable 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (display.scroller.dragDrop) display.scroller.dragDrop(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      on(document, "mouseup", dragEnd); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      on(display.scroller, "drop", dragEnd); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    e_preventDefault(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (type == "single") extendSelection(cm.doc, clipPos(doc, start)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var startstart = sel.from, startend = sel.to; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function doSelect(cur) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (type == "single") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        extendSelection(cm.doc, clipPos(doc, start), cur); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      startstart = clipPos(doc, startstart); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      startend = clipPos(doc, startend); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (type == "double") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var word = findWordAt(getLine(doc, cur.line).text, cur); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (posLess(cur, startstart)) extendSelection(cm.doc, word.from, startend); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else extendSelection(cm.doc, startstart, word.to); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else if (type == "triple") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (posLess(cur, startstart)) extendSelection(cm.doc, startend, clipPos(doc, Pos(cur.line, 0))); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else extendSelection(cm.doc, startstart, clipPos(doc, Pos(cur.line + 1, 0))); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var editorSize = getRect(display.wrapper); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Used to ensure timeout re-tries don't fire when another extend 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // happened in the meantime (clearTimeout isn't reliable -- at 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // least on Chrome, the timeouts still happen even when cleared, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // if the clear happens after their scheduled firing time). 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var counter = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function extend(e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var curCount = ++counter; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var cur = posFromMouse(cm, e, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!cur) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!posEq(cur, last)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!cm.state.focused) onFocus(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        last = cur; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        doSelect(cur); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var visible = visibleLines(display, doc); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (cur.line >= visible.to || cur.line < visible.from) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          setTimeout(operation(cm, function(){if (counter == curCount) extend(e);}), 150); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var outside = e.clientY < editorSize.top ? -20 : e.clientY > editorSize.bottom ? 20 : 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (outside) setTimeout(operation(cm, function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (counter != curCount) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          display.scroller.scrollTop += outside; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          extend(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        }), 50); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function done(e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      counter = Infinity; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var cur = posFromMouse(cm, e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cur) doSelect(cur); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      e_preventDefault(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      focusInput(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      off(document, "mousemove", move); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      off(document, "mouseup", up); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var move = operation(cm, function(e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!ie && !e_button(e)) done(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else extend(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var up = operation(cm, done); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(document, "mousemove", move); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on(document, "mouseup", up); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function onDrop(e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var cm = this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (eventInWidget(cm.display, e) || (cm.options.onDragEvent && cm.options.onDragEvent(cm, addStop(e)))) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    e_preventDefault(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var pos = posFromMouse(cm, e, true), files = e.dataTransfer.files; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!pos || isReadOnly(cm)) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (files && files.length && window.FileReader && window.File) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var n = files.length, text = Array(n), read = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var loadFile = function(file, i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var reader = new FileReader; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        reader.onload = function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          text[i] = reader.result; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (++read == n) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            pos = clipPos(cm.doc, pos); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            makeChange(cm.doc, {from: pos, to: pos, text: splitLines(text.join("\n")), origin: "paste"}, "around"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        reader.readAsText(file); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < n; ++i) loadFile(files[i], i); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Don't do a replace if the drop happened inside of the selected text. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cm.state.draggingText && !(posLess(pos, cm.doc.sel.from) || posLess(cm.doc.sel.to, pos))) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cm.state.draggingText(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // Ensure the editor is re-focused 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        setTimeout(bind(focusInput, cm), 20); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      try { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var text = e.dataTransfer.getData("Text"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (text) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var curFrom = cm.doc.sel.from, curTo = cm.doc.sel.to; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          setSelection(cm.doc, pos, pos); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (cm.state.draggingText) replaceRange(cm.doc, "", curFrom, curTo, "paste"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          cm.replaceSelection(text, null, "paste"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          focusInput(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          onFocus(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      catch(e){} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function clickInGutter(cm, e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var display = cm.display; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    try { var mX = e.clientX, mY = e.clientY; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    catch(e) { return false; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (mX >= Math.floor(getRect(display.gutters).right)) return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    e_preventDefault(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!hasHandler(cm, "gutterClick")) return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var lineBox = getRect(display.lineDiv); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (mY > lineBox.bottom) return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    mY -= lineBox.top - display.viewOffset; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < cm.options.gutters.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var g = display.gutters.childNodes[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (g && getRect(g).right >= mX) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var line = lineAtHeight(cm.doc, mY); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var gutter = cm.options.gutters[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        signalLater(cm, "gutterClick", cm, line, gutter, e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function onDragStart(cm, e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (eventInWidget(cm.display, e)) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var txt = cm.getSelection(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    e.dataTransfer.setData("Text", txt); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Use dummy image instead of default browsers image. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Recent Safari (~6.0.2) have a tendency to segfault when this happens, so we don't do it there. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (e.dataTransfer.setDragImage) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var img = elt("img", null, null, "position: fixed; left: 0; top: 0;"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (opera) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        img.width = img.height = 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cm.display.wrapper.appendChild(img); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // Force a relayout, or Opera won't use our image for some obscure reason 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        img._top = img.offsetTop; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (safari) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (cm.display.dragImg) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          img = cm.display.dragImg; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          cm.display.dragImg = img; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          img.src = "data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw=="; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          cm.display.wrapper.appendChild(img); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      e.dataTransfer.setDragImage(img, 0, 0); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (opera) img.parentNode.removeChild(img); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function setScrollTop(cm, val) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (Math.abs(cm.doc.scrollTop - val) < 2) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.doc.scrollTop = val; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!gecko) updateDisplay(cm, [], val); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.display.scroller.scrollTop != val) cm.display.scroller.scrollTop = val; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.display.scrollbarV.scrollTop != val) cm.display.scrollbarV.scrollTop = val; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (gecko) updateDisplay(cm, []); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function setScrollLeft(cm, val, isScroller) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (isScroller ? val == cm.doc.scrollLeft : Math.abs(cm.doc.scrollLeft - val) < 2) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    val = Math.min(val, cm.display.scroller.scrollWidth - cm.display.scroller.clientWidth); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.doc.scrollLeft = val; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    alignHorizontally(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.display.scroller.scrollLeft != val) cm.display.scroller.scrollLeft = val; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.display.scrollbarH.scrollLeft != val) cm.display.scrollbarH.scrollLeft = val; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Since the delta values reported on mouse wheel events are 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // unstandardized between browsers and even browser versions, and 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // generally horribly unpredictable, this code starts by measuring 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // the scroll effect that the first few mouse wheel events have, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // and, from that, detects the way it can convert deltas to pixel 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // offsets afterwards. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // The reason we want to know the amount a wheel event will scroll 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // is that it gives us a chance to update the display before the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // actual scrolling happens, reducing flickering. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var wheelSamples = 0, wheelPixelsPerUnit = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Fill in a browser-detected starting value on browsers where we 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // know one. These don't have to be accurate -- the result of them 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // being wrong would just be a slight flicker on the first wheel 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // scroll (if it is large enough). 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  if (ie) wheelPixelsPerUnit = -.53; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  else if (gecko) wheelPixelsPerUnit = 15; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  else if (chrome) wheelPixelsPerUnit = -.7; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  else if (safari) wheelPixelsPerUnit = -1/3; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function onScrollWheel(cm, e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var dx = e.wheelDeltaX, dy = e.wheelDeltaY; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (dx == null && e.detail && e.axis == e.HORIZONTAL_AXIS) dx = e.detail; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (dy == null && e.detail && e.axis == e.VERTICAL_AXIS) dy = e.detail; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else if (dy == null) dy = e.wheelDelta; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Webkit browsers on OS X abort momentum scrolls when the target 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // of the scroll event is removed from the scrollable element. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // This hack (see related code in patchDisplay) makes sure the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // element is kept around. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (dy && mac && webkit) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var cur = e.target; cur != scroll; cur = cur.parentNode) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (cur.lineObj) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          cm.display.currentWheelTarget = cur; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var display = cm.display, scroll = display.scroller; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // On some browsers, horizontal scrolling will cause redraws to 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // happen before the gutter has been realigned, causing it to 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // wriggle around in a most unseemly way. When we have an 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // estimated pixels/delta value, we just handle horizontal 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // scrolling entirely here. It'll be slightly off from native, but 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // better than glitching out. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (dx && !gecko && !opera && wheelPixelsPerUnit != null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (dy) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        setScrollTop(cm, Math.max(0, Math.min(scroll.scrollTop + dy * wheelPixelsPerUnit, scroll.scrollHeight - scroll.clientHeight))); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      setScrollLeft(cm, Math.max(0, Math.min(scroll.scrollLeft + dx * wheelPixelsPerUnit, scroll.scrollWidth - scroll.clientWidth))); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      e_preventDefault(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.wheelStartX = null; // Abort measurement, if in progress 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (dy && wheelPixelsPerUnit != null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var pixels = dy * wheelPixelsPerUnit; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var top = cm.doc.scrollTop, bot = top + display.wrapper.clientHeight; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (pixels < 0) top = Math.max(0, top + pixels - 50); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else bot = Math.min(cm.doc.height, bot + pixels + 50); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      updateDisplay(cm, [], {top: top, bottom: bot}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (wheelSamples < 20) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (display.wheelStartX == null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        display.wheelStartX = scroll.scrollLeft; display.wheelStartY = scroll.scrollTop; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        display.wheelDX = dx; display.wheelDY = dy; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        setTimeout(function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (display.wheelStartX == null) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var movedX = scroll.scrollLeft - display.wheelStartX; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var movedY = scroll.scrollTop - display.wheelStartY; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var sample = (movedY && display.wheelDY && movedY / display.wheelDY) || 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            (movedX && display.wheelDX && movedX / display.wheelDX); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          display.wheelStartX = display.wheelStartY = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (!sample) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          wheelPixelsPerUnit = (wheelPixelsPerUnit * wheelSamples + sample) / (wheelSamples + 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          ++wheelSamples; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        }, 200); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        display.wheelDX += dx; display.wheelDY += dy; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function doHandleBinding(cm, bound, dropShift) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (typeof bound == "string") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      bound = commands[bound]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!bound) return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Ensure previous input has been read, so that the handler sees a 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // consistent view of the document 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.display.pollingFast && readInput(cm)) cm.display.pollingFast = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var doc = cm.doc, prevShift = doc.sel.shift, done = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    try { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (isReadOnly(cm)) cm.state.suppressEdits = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (dropShift) doc.sel.shift = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      done = bound(cm) != Pass; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } finally { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      doc.sel.shift = prevShift; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.state.suppressEdits = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return done; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function allKeyMaps(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var maps = cm.state.keyMaps.slice(0); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.options.extraKeys) maps.push(cm.options.extraKeys); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    maps.push(cm.options.keyMap); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return maps; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var maybeTransition; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function handleKeyBinding(cm, e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Handle auto keymap transitions 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var startMap = getKeyMap(cm.options.keyMap), next = startMap.auto; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    clearTimeout(maybeTransition); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (next && !isModifierKey(e)) maybeTransition = setTimeout(function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (getKeyMap(cm.options.keyMap) == startMap) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cm.options.keyMap = (next.call ? next.call(null, cm) : next); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 50); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var name = keyName(e, true), handled = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!name) return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var keymaps = allKeyMaps(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (e.shiftKey) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // First try to resolve full name (including 'Shift-'). Failing 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // that, see if there is a cursor-motion command (starting with 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // 'go') bound to the keyname without 'Shift-'. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      handled = lookupKey("Shift-" + name, keymaps, function(b) {return doHandleBinding(cm, b, true);}) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-             || lookupKey(name, keymaps, function(b) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  if (typeof b == "string" && /^go[A-Z]/.test(b)) return doHandleBinding(cm, b); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      handled = lookupKey(name, keymaps, function(b) { return doHandleBinding(cm, b); }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (handled == "stop") handled = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (handled) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      e_preventDefault(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      restartBlink(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (ie_lt9) { e.oldKeyCode = e.keyCode; e.keyCode = 0; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return handled; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function handleCharBinding(cm, e, ch) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var handled = lookupKey("'" + ch + "'", allKeyMaps(cm), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                            function(b) { return doHandleBinding(cm, b, true); }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (handled) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      e_preventDefault(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      restartBlink(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return handled; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var lastStoppedKey = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function onKeyDown(e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var cm = this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!cm.state.focused) onFocus(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (ie && e.keyCode == 27) { e.returnValue = false; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.options.onKeyEvent && cm.options.onKeyEvent(cm, addStop(e))) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var code = e.keyCode; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // IE does strange things with escape. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.doc.sel.shift = code == 16 || e.shiftKey; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // First give onKeyEvent option a chance to handle this. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var handled = handleKeyBinding(cm, e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (opera) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      lastStoppedKey = handled ? code : null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Opera has no cut event... we try to at least catch the key combo 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!handled && code == 88 && !hasCopyEvent && (mac ? e.metaKey : e.ctrlKey)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cm.replaceSelection(""); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function onKeyPress(e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var cm = this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.options.onKeyEvent && cm.options.onKeyEvent(cm, addStop(e))) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var keyCode = e.keyCode, charCode = e.charCode; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (opera && keyCode == lastStoppedKey) {lastStoppedKey = null; e_preventDefault(e); return;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (((opera && (!e.which || e.which < 10)) || khtml) && handleKeyBinding(cm, e)) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var ch = String.fromCharCode(charCode == null ? keyCode : charCode); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (this.options.electricChars && this.doc.mode.electricChars && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        this.options.smartIndent && !isReadOnly(this) && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        this.doc.mode.electricChars.indexOf(ch) > -1) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      setTimeout(operation(cm, function() {indentLine(cm, cm.doc.sel.to.line, "smart");}), 75); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (handleCharBinding(cm, e, ch)) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    fastPoll(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function onFocus(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.options.readOnly == "nocursor") return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!cm.state.focused) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      signal(cm, "focus", cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.state.focused = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cm.display.wrapper.className.search(/\bCodeMirror-focused\b/) == -1) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cm.display.wrapper.className += " CodeMirror-focused"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      resetInput(cm, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    slowPoll(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    restartBlink(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function onBlur(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.state.focused) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      signal(cm, "blur", cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.state.focused = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.display.wrapper.className = cm.display.wrapper.className.replace(" CodeMirror-focused", ""); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    clearInterval(cm.display.blinker); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setTimeout(function() {if (!cm.state.focused) cm.doc.sel.shift = false;}, 150); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var detectingSelectAll; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function onContextMenu(cm, e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var display = cm.display, sel = cm.doc.sel; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (eventInWidget(display, e)) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var pos = posFromMouse(cm, e), scrollPos = display.scroller.scrollTop; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!pos || opera) return; // Opera is difficult. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (posEq(sel.from, sel.to) || posLess(pos, sel.from) || !posLess(pos, sel.to)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      operation(cm, setSelection)(cm.doc, pos, pos); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var oldCSS = display.input.style.cssText; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    display.inputDiv.style.position = "absolute"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    display.input.style.cssText = "position: fixed; width: 30px; height: 30px; top: " + (e.clientY - 5) + 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      "px; left: " + (e.clientX - 5) + "px; z-index: 1000; background: white; outline: none;" + 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      "border-width: 0; outline: none; overflow: hidden; opacity: .05; -ms-opacity: .05; filter: alpha(opacity=5);"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    focusInput(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    resetInput(cm, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Adds "Select all" to context menu in FF 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (posEq(sel.from, sel.to)) display.input.value = display.prevInput = " "; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function rehide() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.inputDiv.style.position = "relative"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.input.style.cssText = oldCSS; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (ie_lt9) display.scrollbarV.scrollTop = display.scroller.scrollTop = scrollPos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      slowPoll(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Try to detect the user choosing select-all 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (display.input.selectionStart != null && (!ie || ie_lt9)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        clearTimeout(detectingSelectAll); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var extval = display.input.value = " " + (posEq(sel.from, sel.to) ? "" : display.input.value), i = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        display.prevInput = " "; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        display.input.selectionStart = 1; display.input.selectionEnd = extval.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var poll = function(){ 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (display.prevInput == " " && display.input.selectionStart == 0) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            operation(cm, commands.selectAll)(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          else if (i++ < 10) detectingSelectAll = setTimeout(poll, 500); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          else resetInput(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        detectingSelectAll = setTimeout(poll, 200); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (captureMiddleClick) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      e_stop(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var mouseup = function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        off(window, "mouseup", mouseup); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        setTimeout(rehide, 20); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      on(window, "mouseup", mouseup); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      setTimeout(rehide, 50); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // UPDATING 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function changeEnd(change) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return Pos(change.from.line + change.text.length - 1, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-               lst(change.text).length + (change.text.length == 1 ? change.from.ch : 0)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Make sure a position will be valid after the given change. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function clipPostChange(doc, change, pos) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!posLess(change.from, pos)) return clipPos(doc, pos); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var diff = (change.text.length - 1) - (change.to.line - change.from.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (pos.line > change.to.line + diff) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var preLine = pos.line - diff, lastLine = doc.first + doc.size - 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (preLine > lastLine) return Pos(lastLine, getLine(doc, lastLine).text.length); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return clipToLen(pos, getLine(doc, preLine).text.length); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (pos.line == change.to.line + diff) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return clipToLen(pos, lst(change.text).length + (change.text.length == 1 ? change.from.ch : 0) + 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                       getLine(doc, change.to.line).text.length - change.to.ch); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var inside = pos.line - change.from.line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return clipToLen(pos, change.text[inside].length + (inside ? 0 : change.from.ch)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Hint can be null|"end"|"start"|"around"|{anchor,head} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function computeSelAfterChange(doc, change, hint) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (hint && typeof hint == "object") // Assumed to be {anchor, head} object 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return {anchor: clipPostChange(doc, change, hint.anchor), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              head: clipPostChange(doc, change, hint.head)}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (hint == "start") return {anchor: change.from, head: change.from}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var end = changeEnd(change); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (hint == "around") return {anchor: change.from, head: end}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (hint == "end") return {anchor: end, head: end}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // hint is null, leave the selection alone as much as possible 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var adjustPos = function(pos) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (posLess(pos, change.from)) return pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!posLess(change.to, pos)) return end; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var line = pos.line + change.text.length - (change.to.line - change.from.line) - 1, ch = pos.ch; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (pos.line == change.to.line) ch += end.ch - change.to.ch; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return Pos(line, ch); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return {anchor: adjustPos(doc.sel.anchor), head: adjustPos(doc.sel.head)}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function filterChange(doc, change) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var obj = { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      canceled: false, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      from: change.from, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      to: change.to, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      text: change.text, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      origin: change.origin, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      update: function(from, to, text, origin) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (from) this.from = clipPos(doc, from); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (to) this.to = clipPos(doc, to); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (text) this.text = text; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (origin !== undefined) this.origin = origin; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cancel: function() { this.canceled = true; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    signal(doc, "beforeChange", doc, obj); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (doc.cm) signal(doc.cm, "beforeChange", doc.cm, obj); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (obj.canceled) return null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return {from: obj.from, to: obj.to, text: obj.text, origin: obj.origin}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Replace the range from from to to by the strings in replacement. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // change is a {from, to, text [, origin]} object 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function makeChange(doc, change, selUpdate, ignoreReadOnly) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (doc.cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!doc.cm.curOp) return operation(doc.cm, makeChange)(doc, change, selUpdate, ignoreReadOnly); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (doc.cm.state.suppressEdits) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange")) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      change = filterChange(doc, change); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!change) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Possibly split or suppress the update based on the presence 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // of read-only spans in its range. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var split = sawReadOnlySpans && !ignoreReadOnly && removeReadOnlyRanges(doc, change.from, change.to); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (split) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = split.length - 1; i >= 1; --i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        makeChangeNoReadonly(doc, {from: split[i].from, to: split[i].to, text: [""]}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (split.length) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        makeChangeNoReadonly(doc, {from: split[0].from, to: split[0].to, text: change.text}, selUpdate); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      makeChangeNoReadonly(doc, change, selUpdate); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function makeChangeNoReadonly(doc, change, selUpdate) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var selAfter = computeSelAfterChange(doc, change, selUpdate); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    addToHistory(doc, change, selAfter, doc.cm ? doc.cm.curOp.id : NaN); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    makeChangeSingleDoc(doc, change, selAfter, stretchSpansOverChange(doc, change)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var rebased = []; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    linkedDocs(doc, function(doc, sharedHist) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!sharedHist && indexOf(rebased, doc.history) == -1) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        rebaseHist(doc.history, change); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        rebased.push(doc.history); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      makeChangeSingleDoc(doc, change, null, stretchSpansOverChange(doc, change)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function makeChangeFromHistory(doc, type) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (doc.cm && doc.cm.state.suppressEdits) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var hist = doc.history; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var event = (type == "undo" ? hist.done : hist.undone).pop(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!event) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    hist.dirtyCounter += type == "undo" ? -1 : 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var anti = {changes: [], anchorBefore: event.anchorAfter, headBefore: event.headAfter, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                anchorAfter: event.anchorBefore, headAfter: event.headBefore}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    (type == "undo" ? hist.undone : hist.done).push(anti); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = event.changes.length - 1; i >= 0; --i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var change = event.changes[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      change.origin = type; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      anti.changes.push(historyChangeFromChange(doc, change)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var after = i ? computeSelAfterChange(doc, change, null) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                    : {anchor: event.anchorBefore, head: event.headBefore}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      makeChangeSingleDoc(doc, change, after, mergeOldSpans(doc, change)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var rebased = []; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      linkedDocs(doc, function(doc, sharedHist) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!sharedHist && indexOf(rebased, doc.history) == -1) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          rebaseHist(doc.history, change); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          rebased.push(doc.history); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        makeChangeSingleDoc(doc, change, null, mergeOldSpans(doc, change)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function shiftDoc(doc, distance) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function shiftPos(pos) {return Pos(pos.line + distance, pos.ch);} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    doc.first += distance; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (doc.cm) regChange(doc.cm, doc.first, doc.first, distance); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    doc.sel.head = shiftPos(doc.sel.head); doc.sel.anchor = shiftPos(doc.sel.anchor); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    doc.sel.from = shiftPos(doc.sel.from); doc.sel.to = shiftPos(doc.sel.to); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function makeChangeSingleDoc(doc, change, selAfter, spans) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (doc.cm && !doc.cm.curOp) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return operation(doc.cm, makeChangeSingleDoc)(doc, change, selAfter, spans); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (change.to.line < doc.first) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      shiftDoc(doc, change.text.length - 1 - (change.to.line - change.from.line)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (change.from.line > doc.lastLine()) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Clip the change to the size of this doc 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (change.from.line < doc.first) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var shift = change.text.length - 1 - (doc.first - change.from.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      shiftDoc(doc, shift); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      change = {from: Pos(doc.first, 0), to: Pos(change.to.line + shift, change.to.ch), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                text: [lst(change.text)], origin: change.origin}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var last = doc.lastLine(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (change.to.line > last) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      change = {from: change.from, to: Pos(last, getLine(doc, last).text.length), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                text: [change.text[0]], origin: change.origin}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    change.removed = getBetween(doc, change.from, change.to); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!selAfter) selAfter = computeSelAfterChange(doc, change, null); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (doc.cm) makeChangeSingleDocInEditor(doc.cm, change, spans, selAfter); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else updateDoc(doc, change, spans, selAfter); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function makeChangeSingleDocInEditor(cm, change, spans, selAfter) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var doc = cm.doc, display = cm.display, from = change.from, to = change.to; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var recomputeMaxLength = false, checkWidthStart = from.line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!cm.options.lineWrapping) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      checkWidthStart = lineNo(visualLine(doc, getLine(doc, from.line))); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      doc.iter(checkWidthStart, to.line + 1, function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (line == display.maxLine) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          recomputeMaxLength = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    updateDoc(doc, change, spans, selAfter, estimateHeight(cm)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!cm.options.lineWrapping) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      doc.iter(checkWidthStart, from.line + change.text.length, function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var len = lineLength(doc, line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (len > display.maxLineLength) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          display.maxLine = line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          display.maxLineLength = len; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          display.maxLineChanged = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          recomputeMaxLength = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (recomputeMaxLength) cm.curOp.updateMaxLine = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Adjust frontier, schedule worker 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    doc.frontier = Math.min(doc.frontier, from.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    startWorker(cm, 400); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var lendiff = change.text.length - (to.line - from.line) - 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Remember that these lines changed, for updating the display 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    regChange(cm, from.line, to.line + 1, lendiff); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (hasHandler(cm, "change")) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var changeObj = {from: from, to: to, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                       text: change.text, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                       removed: change.removed, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                       origin: change.origin}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cm.curOp.textChanged) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        for (var cur = cm.curOp.textChanged; cur.next; cur = cur.next) {} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cur.next = changeObj; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else cm.curOp.textChanged = changeObj; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function replaceRange(doc, code, from, to, origin) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!to) to = from; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (posLess(to, from)) { var tmp = to; to = from; from = tmp; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (typeof code == "string") code = splitLines(code); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    makeChange(doc, {from: from, to: to, text: code, origin: origin}, null); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // POSITION OBJECT 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function Pos(line, ch) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!(this instanceof Pos)) return new Pos(line, ch); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.line = line; this.ch = ch; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.Pos = Pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function posEq(a, b) {return a.line == b.line && a.ch == b.ch;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function posLess(a, b) {return a.line < b.line || (a.line == b.line && a.ch < b.ch);} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function copyPos(x) {return Pos(x.line, x.ch);} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // SELECTION 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function clipLine(doc, n) {return Math.max(doc.first, Math.min(n, doc.first + doc.size - 1));} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function clipPos(doc, pos) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (pos.line < doc.first) return Pos(doc.first, 0); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var last = doc.first + doc.size - 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (pos.line > last) return Pos(last, getLine(doc, last).text.length); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return clipToLen(pos, getLine(doc, pos.line).text.length); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function clipToLen(pos, linelen) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var ch = pos.ch; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (ch == null || ch > linelen) return Pos(pos.line, linelen); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else if (ch < 0) return Pos(pos.line, 0); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else return pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function isLine(doc, l) {return l >= doc.first && l < doc.first + doc.size;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // If shift is held, this will move the selection anchor. Otherwise, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // it'll set the whole selection. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function extendSelection(doc, pos, other, bias) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (doc.sel.shift || doc.sel.extend) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var anchor = doc.sel.anchor; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (other) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var posBefore = posLess(pos, anchor); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (posBefore != posLess(other, anchor)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          anchor = pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          pos = other; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else if (posBefore != posLess(pos, other)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          pos = other; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      setSelection(doc, anchor, pos, bias); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      setSelection(doc, pos, other || pos, bias); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (doc.cm) doc.cm.curOp.userSelChange = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function filterSelectionChange(doc, anchor, head) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var obj = {anchor: anchor, head: head}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    signal(doc, "beforeSelectionChange", doc, obj); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (doc.cm) signal(doc.cm, "beforeSelectionChange", doc.cm, obj); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    obj.anchor = clipPos(doc, obj.anchor); obj.head = clipPos(doc, obj.head); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return obj; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Update the selection. Last two args are only used by 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // updateDoc, since they have to be expressed in the line 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // numbers before the update. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function setSelection(doc, anchor, head, bias, checkAtomic) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!checkAtomic && hasHandler(doc, "beforeSelectionChange") || doc.cm && hasHandler(doc.cm, "beforeSelectionChange")) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var filtered = filterSelectionChange(doc, anchor, head); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      head = filtered.head; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      anchor = filtered.anchor; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var sel = doc.sel; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    sel.goalColumn = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Skip over atomic spans. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (checkAtomic || !posEq(anchor, sel.anchor)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      anchor = skipAtomic(doc, anchor, bias, checkAtomic != "push"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (checkAtomic || !posEq(head, sel.head)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      head = skipAtomic(doc, head, bias, checkAtomic != "push"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (posEq(sel.anchor, anchor) && posEq(sel.head, head)) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    sel.anchor = anchor; sel.head = head; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var inv = posLess(head, anchor); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    sel.from = inv ? head : anchor; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    sel.to = inv ? anchor : head; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (doc.cm) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      doc.cm.curOp.updateInput = doc.cm.curOp.selectionChanged = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    signalLater(doc, "cursorActivity", doc); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function reCheckSelection(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setSelection(cm.doc, cm.doc.sel.from, cm.doc.sel.to, null, "push"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function skipAtomic(doc, pos, bias, mayClear) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var flipped = false, curPos = pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var dir = bias || 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    doc.cantEdit = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    search: for (;;) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var line = getLine(doc, curPos.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (line.markedSpans) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        for (var i = 0; i < line.markedSpans.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var sp = line.markedSpans[i], m = sp.marker; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if ((sp.from == null || (m.inclusiveLeft ? sp.from <= curPos.ch : sp.from < curPos.ch)) && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              (sp.to == null || (m.inclusiveRight ? sp.to >= curPos.ch : sp.to > curPos.ch))) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            if (mayClear) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              signal(m, "beforeCursorEnter"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              if (m.explicitlyCleared) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                if (!line.markedSpans) break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                else {--i; continue;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            if (!m.atomic) continue; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            var newPos = m.find()[dir < 0 ? "from" : "to"]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            if (posEq(newPos, curPos)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              newPos.ch += dir; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              if (newPos.ch < 0) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                if (newPos.line > doc.first) newPos = clipPos(doc, Pos(newPos.line - 1)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                else newPos = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              } else if (newPos.ch > line.text.length) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                if (newPos.line < doc.first + doc.size - 1) newPos = Pos(newPos.line + 1, 0); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                else newPos = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              if (!newPos) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                if (flipped) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  // Driven in a corner -- no valid cursor position found at all 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  // -- try again *with* clearing, if we didn't already 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  if (!mayClear) return skipAtomic(doc, pos, bias, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  // Otherwise, turn off editing until further notice, and return the start of the doc 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  doc.cantEdit = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  return Pos(doc.first, 0); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                flipped = true; newPos = pos; dir = -dir; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            curPos = newPos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            continue search; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return curPos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // SCROLLING 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function scrollCursorIntoView(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var coords = scrollPosIntoView(cm, cm.doc.sel.head); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!cm.state.focused) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var display = cm.display, box = getRect(display.sizer), doScroll = null, pTop = paddingTop(cm.display); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (coords.top + pTop + box.top < 0) doScroll = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else if (coords.bottom + pTop + box.top > (window.innerHeight || document.documentElement.clientHeight)) doScroll = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (doScroll != null && !phantom) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var hidden = display.cursor.style.display == "none"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (hidden) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        display.cursor.style.display = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        display.cursor.style.left = coords.left + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        display.cursor.style.top = (coords.top - display.viewOffset) + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.cursor.scrollIntoView(doScroll); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (hidden) display.cursor.style.display = "none"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function scrollPosIntoView(cm, pos, margin) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (margin == null) margin = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (;;) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var changed = false, coords = cursorCoords(cm, pos); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var scrollPos = calculateScrollPos(cm, coords.left, coords.top - margin, coords.left, coords.bottom + margin); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var startTop = cm.doc.scrollTop, startLeft = cm.doc.scrollLeft; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (scrollPos.scrollTop != null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        setScrollTop(cm, scrollPos.scrollTop); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (Math.abs(cm.doc.scrollTop - startTop) > 1) changed = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (scrollPos.scrollLeft != null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        setScrollLeft(cm, scrollPos.scrollLeft); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (Math.abs(cm.doc.scrollLeft - startLeft) > 1) changed = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!changed) return coords; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function scrollIntoView(cm, x1, y1, x2, y2) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var scrollPos = calculateScrollPos(cm, x1, y1, x2, y2); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (scrollPos.scrollTop != null) setScrollTop(cm, scrollPos.scrollTop); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (scrollPos.scrollLeft != null) setScrollLeft(cm, scrollPos.scrollLeft); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function calculateScrollPos(cm, x1, y1, x2, y2) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var display = cm.display, pt = paddingTop(display); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    y1 += pt; y2 += pt; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var screen = display.scroller.clientHeight - scrollerCutOff, screentop = display.scroller.scrollTop, result = {}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var docBottom = cm.doc.height + paddingVert(display); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var atTop = y1 < pt + 10, atBottom = y2 + pt > docBottom - 10; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (y1 < screentop) result.scrollTop = atTop ? 0 : Math.max(0, y1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else if (y2 > screentop + screen) result.scrollTop = (atBottom ? docBottom : y2) - screen; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var screenw = display.scroller.clientWidth - scrollerCutOff, screenleft = display.scroller.scrollLeft; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    x1 += display.gutters.offsetWidth; x2 += display.gutters.offsetWidth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var gutterw = display.gutters.offsetWidth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var atLeft = x1 < gutterw + 10; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (x1 < screenleft + gutterw || atLeft) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (atLeft) x1 = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      result.scrollLeft = Math.max(0, x1 - 10 - gutterw); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else if (x2 > screenw + screenleft - 3) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      result.scrollLeft = x2 + 10 - screenw; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return result; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function updateScrollPos(cm, left, top) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.curOp.updateScrollPos = {scrollLeft: left, scrollTop: top}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function addToScrollPos(cm, left, top) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var pos = cm.curOp.updateScrollPos || (cm.curOp.updateScrollPos = {scrollLeft: cm.doc.scrollLeft, scrollTop: cm.doc.scrollTop}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var scroll = cm.display.scroller; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    pos.scrollTop = Math.max(0, Math.min(scroll.scrollHeight - scroll.clientHeight, pos.scrollTop + top)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    pos.scrollLeft = Math.max(0, Math.min(scroll.scrollWidth - scroll.clientWidth, pos.scrollLeft + left)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // API UTILITIES 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function indentLine(cm, n, how, aggressive) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var doc = cm.doc; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!how) how = "add"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (how == "smart") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!cm.doc.mode.indent) how = "prev"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else var state = getStateBefore(cm, n); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var tabSize = cm.options.tabSize; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var line = getLine(doc, n), curSpace = countColumn(line.text, null, tabSize); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var curSpaceString = line.text.match(/^\s*/)[0], indentation; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (how == "smart") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      indentation = cm.doc.mode.indent(state, line.text.slice(curSpaceString.length), line.text); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (indentation == Pass) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!aggressive) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        how = "prev"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (how == "prev") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (n > doc.first) indentation = countColumn(getLine(doc, n-1).text, null, tabSize); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else indentation = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else if (how == "add") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      indentation = curSpace + cm.options.indentUnit; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else if (how == "subtract") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      indentation = curSpace - cm.options.indentUnit; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    indentation = Math.max(0, indentation); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var indentString = "", pos = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm.options.indentWithTabs) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = Math.floor(indentation / tabSize); i; --i) {pos += tabSize; indentString += "\t";} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (pos < indentation) indentString += spaceStr(indentation - pos); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (indentString != curSpaceString) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      replaceRange(cm.doc, indentString, Pos(n, 0), Pos(n, curSpaceString.length), "+input"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    line.stateAfter = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function changeLine(cm, handle, op) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var no = handle, line = handle, doc = cm.doc; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (typeof handle == "number") line = getLine(doc, clipLine(doc, handle)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else no = lineNo(handle); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (no == null) return null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (op(line, no)) regChange(cm, no, no + 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else return null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function findPosH(doc, pos, dir, unit, visually) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var line = pos.line, ch = pos.ch; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var lineObj = getLine(doc, line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var possible = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function findNextLine() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var l = line + dir; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (l < doc.first || l >= doc.first + doc.size) return (possible = false); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      line = l; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return lineObj = getLine(doc, l); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function moveOnce(boundToLine) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var next = (visually ? moveVisually : moveLogically)(lineObj, ch, dir, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (next == null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!boundToLine && findNextLine()) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (visually) ch = (dir < 0 ? lineRight : lineLeft)(lineObj); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          else ch = dir < 0 ? lineObj.text.length : 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else return (possible = false); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else ch = next; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (unit == "char") moveOnce(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else if (unit == "column") moveOnce(true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else if (unit == "word" || unit == "group") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var sawType = null, group = unit == "group"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var first = true;; first = false) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (dir < 0 && !moveOnce(!first)) break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var cur = lineObj.text.charAt(ch) || "\n"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var type = isWordChar(cur) ? "w" 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          : !group ? null 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          : /\s/.test(cur) ? null 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          : "p"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (sawType && sawType != type) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (dir < 0) {dir = 1; moveOnce();} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (type) sawType = type; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (dir > 0 && !moveOnce(!first)) break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var result = skipAtomic(doc, Pos(line, ch), dir, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!possible) result.hitSide = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return result; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function findPosV(cm, pos, dir, unit) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var doc = cm.doc, x = pos.left, y; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (unit == "page") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var pageSize = Math.min(cm.display.wrapper.clientHeight, window.innerHeight || document.documentElement.clientHeight); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      y = pos.top + dir * (pageSize - (dir < 0 ? 1.5 : .5) * textHeight(cm.display)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else if (unit == "line") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      y = dir > 0 ? pos.bottom + 3 : pos.top - 3; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (;;) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var target = coordsChar(cm, x, y); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!target.outside) break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (dir < 0 ? y <= 0 : y >= doc.height) { target.hitSide = true; break; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      y += dir * 5; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return target; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function findWordAt(line, pos) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var start = pos.ch, end = pos.ch; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (pos.after === false || end == line.length) --start; else ++end; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var startChar = line.charAt(start); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var check = isWordChar(startChar) ? isWordChar 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        : /\s/.test(startChar) ? function(ch) {return /\s/.test(ch);} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        : function(ch) {return !/\s/.test(ch) && !isWordChar(ch);}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      while (start > 0 && check(line.charAt(start - 1))) --start; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      while (end < line.length && check(line.charAt(end))) ++end; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return {from: Pos(pos.line, start), to: Pos(pos.line, end)}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function selectLine(cm, line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    extendSelection(cm.doc, Pos(line, 0), clipPos(cm.doc, Pos(line + 1, 0))); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // PROTOTYPE 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // The publicly visible API. Note that operation(null, f) means 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // 'wrap f in an operation, performed on its `this` parameter' 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.prototype = { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    focus: function(){window.focus(); focusInput(this); onFocus(this); fastPoll(this);}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setOption: function(option, value) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var options = this.options, old = options[option]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (options[option] == value && option != "mode") return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      options[option] = value; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (optionHandlers.hasOwnProperty(option)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        operation(this, optionHandlers[option])(this, value, old); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getOption: function(option) {return this.options[option];}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getDoc: function() {return this.doc;}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    addKeyMap: function(map, bottom) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.state.keyMaps[bottom ? "push" : "unshift"](map); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    removeKeyMap: function(map) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var maps = this.state.keyMaps; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < maps.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if ((typeof map == "string" ? maps[i].name : maps[i]) == map) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          maps.splice(i, 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    addOverlay: operation(null, function(spec, options) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var mode = spec.token ? spec : CodeMirror.getMode(this.options, spec); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (mode.startState) throw new Error("Overlays may not be stateful."); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.state.overlays.push({mode: mode, modeSpec: spec, opaque: options && options.opaque}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.state.modeGen++; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      regChange(this); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    removeOverlay: operation(null, function(spec) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var overlays = this.state.overlays; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < overlays.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (overlays[i].modeSpec == spec) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          overlays.splice(i, 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          this.state.modeGen++; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          regChange(this); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    indentLine: operation(null, function(n, dir, aggressive) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (typeof dir != "string") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (dir == null) dir = this.options.smartIndent ? "smart" : "prev"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else dir = dir ? "add" : "subtract"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (isLine(this.doc, n)) indentLine(this, n, dir, aggressive); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    indentSelection: operation(null, function(how) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var sel = this.doc.sel; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (posEq(sel.from, sel.to)) return indentLine(this, sel.from.line, how); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var e = sel.to.line - (sel.to.ch ? 0 : 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = sel.from.line; i <= e; ++i) indentLine(this, i, how); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Fetch the parser token for a given character. Useful for hacks 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // that want to inspect the mode state (say, for completion). 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getTokenAt: function(pos) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var doc = this.doc; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      pos = clipPos(doc, pos); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var state = getStateBefore(this, pos.line), mode = this.doc.mode; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var line = getLine(doc, pos.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var stream = new StringStream(line.text, this.options.tabSize); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      while (stream.pos < pos.ch && !stream.eol()) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        stream.start = stream.pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var style = mode.token(stream, state); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return {start: stream.start, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              end: stream.pos, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              string: stream.current(), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              className: style || null, // Deprecated, use 'type' instead 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              type: style || null, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              state: state}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getStateAfter: function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var doc = this.doc; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      line = clipLine(doc, line == null ? doc.first + doc.size - 1: line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return getStateBefore(this, line + 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cursorCoords: function(start, mode) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var pos, sel = this.doc.sel; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (start == null) pos = sel.head; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else if (typeof start == "object") pos = clipPos(this.doc, start); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else pos = start ? sel.from : sel.to; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return cursorCoords(this, pos, mode || "page"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    charCoords: function(pos, mode) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return charCoords(this, clipPos(this.doc, pos), mode || "page"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    coordsChar: function(coords, mode) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      coords = fromCoordSystem(this, coords, mode || "page"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return coordsChar(this, coords.left, coords.top); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    defaultTextHeight: function() { return textHeight(this.display); }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    defaultCharWidth: function() { return charWidth(this.display); }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setGutterMarker: operation(null, function(line, gutterID, value) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return changeLine(this, line, function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var markers = line.gutterMarkers || (line.gutterMarkers = {}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        markers[gutterID] = value; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!value && isEmpty(markers)) line.gutterMarkers = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    clearGutter: operation(null, function(gutterID) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var cm = this, doc = cm.doc, i = doc.first; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      doc.iter(function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (line.gutterMarkers && line.gutterMarkers[gutterID]) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          line.gutterMarkers[gutterID] = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          regChange(cm, i, i + 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (isEmpty(line.gutterMarkers)) line.gutterMarkers = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        ++i; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    addLineClass: operation(null, function(handle, where, cls) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return changeLine(this, handle, function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var prop = where == "text" ? "textClass" : where == "background" ? "bgClass" : "wrapClass"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!line[prop]) line[prop] = cls; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else if (new RegExp("\\b" + cls + "\\b").test(line[prop])) return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else line[prop] += " " + cls; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    removeLineClass: operation(null, function(handle, where, cls) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return changeLine(this, handle, function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var prop = where == "text" ? "textClass" : where == "background" ? "bgClass" : "wrapClass"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var cur = line[prop]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!cur) return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else if (cls == null) line[prop] = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var upd = cur.replace(new RegExp("^" + cls + "\\b\\s*|\\s*\\b" + cls + "\\b"), ""); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (upd == cur) return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          line[prop] = upd || null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    addLineWidget: operation(null, function(handle, node, options) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return addLineWidget(this, handle, node, options); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    removeLineWidget: function(widget) { widget.clear(); }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    lineInfo: function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (typeof line == "number") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!isLine(this.doc, line)) return null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var n = line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        line = getLine(this.doc, line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!line) return null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var n = lineNo(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (n == null) return null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return {line: n, handle: line, text: line.text, gutterMarkers: line.gutterMarkers, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              textClass: line.textClass, bgClass: line.bgClass, wrapClass: line.wrapClass, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              widgets: line.widgets}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getViewport: function() { return {from: this.display.showingFrom, to: this.display.showingTo};}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    addWidget: function(pos, node, scroll, vert, horiz) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var display = this.display; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      pos = cursorCoords(this, clipPos(this.doc, pos)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var top = pos.bottom, left = pos.left; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      node.style.position = "absolute"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      display.sizer.appendChild(node); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (vert == "over") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        top = pos.top; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else if (vert == "above" || vert == "near") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var vspace = Math.max(display.wrapper.clientHeight, this.doc.height), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        hspace = Math.max(display.sizer.clientWidth, display.lineSpace.clientWidth); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // Default to positioning above (if specified and possible); otherwise default to positioning below 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if ((vert == 'above' || pos.bottom + node.offsetHeight > vspace) && pos.top > node.offsetHeight) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          top = pos.top - node.offsetHeight; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else if (pos.bottom + node.offsetHeight <= vspace) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          top = pos.bottom; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (left + node.offsetWidth > hspace) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          left = hspace - node.offsetWidth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      node.style.top = (top + paddingTop(display)) + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      node.style.left = node.style.right = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (horiz == "right") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        left = display.sizer.clientWidth - node.offsetWidth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        node.style.right = "0px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (horiz == "left") left = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else if (horiz == "middle") left = (display.sizer.clientWidth - node.offsetWidth) / 2; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        node.style.left = left + "px"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (scroll) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        scrollIntoView(this, left, top, left + node.offsetWidth, top + node.offsetHeight); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    triggerOnKeyDown: operation(null, onKeyDown), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    execCommand: function(cmd) {return commands[cmd](this);}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    findPosH: function(from, amount, unit, visually) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var dir = 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (amount < 0) { dir = -1; amount = -amount; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0, cur = clipPos(this.doc, from); i < amount; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cur = findPosH(this.doc, cur, dir, unit, visually); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (cur.hitSide) break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return cur; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    moveH: operation(null, function(dir, unit) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var sel = this.doc.sel, pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (sel.shift || sel.extend || posEq(sel.from, sel.to)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        pos = findPosH(this.doc, sel.head, dir, unit, this.options.rtlMoveVisually); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        pos = dir < 0 ? sel.from : sel.to; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      extendSelection(this.doc, pos, pos, dir); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    deleteH: operation(null, function(dir, unit) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var sel = this.doc.sel; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!posEq(sel.from, sel.to)) replaceRange(this.doc, "", sel.from, sel.to, "+delete"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else replaceRange(this.doc, "", sel.from, findPosH(this.doc, sel.head, dir, unit, false), "+delete"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.curOp.userSelChange = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    findPosV: function(from, amount, unit, goalColumn) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var dir = 1, x = goalColumn; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (amount < 0) { dir = -1; amount = -amount; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0, cur = clipPos(this.doc, from); i < amount; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var coords = cursorCoords(this, cur, "div"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (x == null) x = coords.left; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else coords.left = x; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cur = findPosV(this, coords, dir, unit); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (cur.hitSide) break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return cur; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    moveV: operation(null, function(dir, unit) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var sel = this.doc.sel; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var pos = cursorCoords(this, sel.head, "div"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (sel.goalColumn != null) pos.left = sel.goalColumn; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var target = findPosV(this, pos, dir, unit); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (unit == "page") addToScrollPos(this, 0, charCoords(this, target, "div").top - pos.top); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      extendSelection(this.doc, target, target, dir); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      sel.goalColumn = pos.left; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    toggleOverwrite: function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (this.state.overwrite = !this.state.overwrite) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        this.display.cursor.className += " CodeMirror-overwrite"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        this.display.cursor.className = this.display.cursor.className.replace(" CodeMirror-overwrite", ""); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    hasFocus: function() { return this.state.focused; }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    scrollTo: operation(null, function(x, y) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      updateScrollPos(this, x, y); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getScrollInfo: function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var scroller = this.display.scroller, co = scrollerCutOff; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return {left: scroller.scrollLeft, top: scroller.scrollTop, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              height: scroller.scrollHeight - co, width: scroller.scrollWidth - co, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              clientHeight: scroller.clientHeight - co, clientWidth: scroller.clientWidth - co}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    scrollIntoView: function(pos, margin) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (typeof pos == "number") pos = Pos(pos, 0); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!pos || pos.line != null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        pos = pos ? clipPos(this.doc, pos) : this.doc.sel.head; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        scrollPosIntoView(this, pos, margin); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        scrollIntoView(this, pos.left, pos.top - margin, pos.right, pos.bottom + margin); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setSize: function(width, height) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      function interpret(val) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return typeof val == "number" || /^\d+$/.test(String(val)) ? val + "px" : val; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (width != null) this.display.wrapper.style.width = interpret(width); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (height != null) this.display.wrapper.style.height = interpret(height); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.refresh(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    on: function(type, f) {on(this, type, f);}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    off: function(type, f) {off(this, type, f);}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    operation: function(f){return runInOp(this, f);}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    refresh: operation(null, function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      clearCaches(this); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      updateScrollPos(this, this.doc.scrollLeft, this.doc.scrollTop); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      regChange(this); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    swapDoc: operation(null, function(doc) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var old = this.doc; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      old.cm = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      attachDoc(this, doc); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      clearCaches(this); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      updateScrollPos(this, doc.scrollLeft, doc.scrollTop); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return old; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getInputField: function(){return this.display.input;}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getWrapperElement: function(){return this.display.wrapper;}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getScrollerElement: function(){return this.display.scroller;}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getGutterElement: function(){return this.display.gutters;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // OPTION DEFAULTS 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var optionHandlers = CodeMirror.optionHandlers = {}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // The default configuration options. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var defaults = CodeMirror.defaults = {}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function option(name, deflt, handle, notOnInit) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    CodeMirror.defaults[name] = deflt; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (handle) optionHandlers[name] = 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      notOnInit ? function(cm, val, old) {if (old != Init) handle(cm, val, old);} : handle; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var Init = CodeMirror.Init = {toString: function(){return "CodeMirror.Init";}}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // These two are, on init, called from the constructor because they 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // have to be initialized before the editor can start at all. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("value", "", function(cm, val) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.setValue(val); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("mode", null, function(cm, val) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.doc.modeOption = val; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    loadMode(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("indentUnit", 2, loadMode, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("indentWithTabs", false); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("smartIndent", true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("tabSize", 4, function(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    loadMode(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    clearCaches(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    regChange(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("electricChars", true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("rtlMoveVisually", !windows); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("theme", "default", function(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    themeChanged(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    guttersChanged(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("keyMap", "default", keyMapChanged); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("extraKeys", null); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("onKeyEvent", null); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("onDragEvent", null); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("lineWrapping", false, wrappingChanged, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("gutters", [], function(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setGuttersForLineNumbers(cm.options); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    guttersChanged(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("fixedGutter", true, function(cm, val) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.display.gutters.style.left = val ? compensateForHScroll(cm.display) + "px" : "0"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.refresh(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("lineNumbers", false, function(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setGuttersForLineNumbers(cm.options); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    guttersChanged(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("firstLineNumber", 1, guttersChanged, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("lineNumberFormatter", function(integer) {return integer;}, guttersChanged, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("showCursorWhenSelecting", false, updateSelection, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("readOnly", false, function(cm, val) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (val == "nocursor") {onBlur(cm); cm.display.input.blur();} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else if (!val) resetInput(cm, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("dragDrop", true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("cursorBlinkRate", 530); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("cursorHeight", 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("workTime", 100); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("workDelay", 100); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("flattenSpans", true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("pollInterval", 100); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("undoDepth", 40, function(cm, val){cm.doc.history.undoDepth = val;}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("viewportMargin", 10, function(cm){cm.refresh();}, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("tabindex", null, function(cm, val) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.display.input.tabIndex = val || ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  option("autofocus", null); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // MODE DEFINITION AND QUERYING 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Known modes, by name and by MIME 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var modes = CodeMirror.modes = {}, mimeModes = CodeMirror.mimeModes = {}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.defineMode = function(name, mode) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!CodeMirror.defaults.mode && name != "null") CodeMirror.defaults.mode = name; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (arguments.length > 2) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      mode.dependencies = []; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 2; i < arguments.length; ++i) mode.dependencies.push(arguments[i]); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    modes[name] = mode; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.defineMIME = function(mime, spec) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    mimeModes[mime] = spec; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.resolveMode = function(spec) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (typeof spec == "string" && mimeModes.hasOwnProperty(spec)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      spec = mimeModes[spec]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+xml$/.test(spec)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return CodeMirror.resolveMode("application/xml"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (typeof spec == "string") return {name: spec}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else return spec || {name: "null"}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.getMode = function(options, spec) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    spec = CodeMirror.resolveMode(spec); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var mfactory = modes[spec.name]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!mfactory) return CodeMirror.getMode(options, "text/plain"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var modeObj = mfactory(options, spec); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (modeExtensions.hasOwnProperty(spec.name)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var exts = modeExtensions[spec.name]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var prop in exts) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!exts.hasOwnProperty(prop)) continue; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (modeObj.hasOwnProperty(prop)) modeObj["_" + prop] = modeObj[prop]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        modeObj[prop] = exts[prop]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    modeObj.name = spec.name; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return modeObj; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.defineMode("null", function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return {token: function(stream) {stream.skipToEnd();}}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.defineMIME("text/plain", "null"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var modeExtensions = CodeMirror.modeExtensions = {}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.extendMode = function(mode, properties) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var exts = modeExtensions.hasOwnProperty(mode) ? modeExtensions[mode] : (modeExtensions[mode] = {}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    copyObj(properties, exts); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // EXTENSIONS 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.defineExtension = function(name, func) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    CodeMirror.prototype[name] = func; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.defineOption = option; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var initHooks = []; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.defineInitHook = function(f) {initHooks.push(f);}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // MODE STATE HANDLING 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Utility functions for working with state. Exported because modes 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // sometimes need to do this. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function copyState(mode, state) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (state === true) return state; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (mode.copyState) return mode.copyState(state); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var nstate = {}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var n in state) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var val = state[n]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (val instanceof Array) val = val.concat([]); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      nstate[n] = val; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return nstate; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.copyState = copyState; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function startState(mode, a1, a2) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return mode.startState ? mode.startState(a1, a2) : true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.startState = startState; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.innerMode = function(mode, state) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    while (mode.innerMode) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var info = mode.innerMode(state); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      state = info.state; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      mode = info.mode; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return info || {mode: mode, state: state}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // STANDARD COMMANDS 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var commands = CodeMirror.commands = { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    selectAll: function(cm) {cm.setSelection(Pos(cm.firstLine(), 0), Pos(cm.lastLine()));}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    killLine: function(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var from = cm.getCursor(true), to = cm.getCursor(false), sel = !posEq(from, to); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!sel && cm.getLine(from.line).length == from.ch) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cm.replaceRange("", from, Pos(from.line + 1, 0), "+delete"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else cm.replaceRange("", from, sel ? to : Pos(from.line), "+delete"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    deleteLine: function(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var l = cm.getCursor().line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.replaceRange("", Pos(l, 0), Pos(l), "+delete"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    undo: function(cm) {cm.undo();}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    redo: function(cm) {cm.redo();}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goDocStart: function(cm) {cm.extendSelection(Pos(cm.firstLine(), 0));}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goDocEnd: function(cm) {cm.extendSelection(Pos(cm.lastLine()));}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goLineStart: function(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.extendSelection(lineStart(cm, cm.getCursor().line)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goLineStartSmart: function(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var cur = cm.getCursor(), start = lineStart(cm, cur.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var line = cm.getLineHandle(start.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var order = getOrder(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!order || order[0].level == 0) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var firstNonWS = Math.max(0, line.text.search(/\S/)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var inWS = cur.line == start.line && cur.ch <= firstNonWS && cur.ch; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cm.extendSelection(Pos(start.line, inWS ? 0 : firstNonWS)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else cm.extendSelection(start); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goLineEnd: function(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.extendSelection(lineEnd(cm, cm.getCursor().line)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goLineRight: function(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var top = cm.charCoords(cm.getCursor(), "div").top + 5; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.extendSelection(cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div")); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goLineLeft: function(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var top = cm.charCoords(cm.getCursor(), "div").top + 5; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cm.extendSelection(cm.coordsChar({left: 0, top: top}, "div")); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goLineUp: function(cm) {cm.moveV(-1, "line");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goLineDown: function(cm) {cm.moveV(1, "line");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goPageUp: function(cm) {cm.moveV(-1, "page");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goPageDown: function(cm) {cm.moveV(1, "page");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goCharLeft: function(cm) {cm.moveH(-1, "char");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goCharRight: function(cm) {cm.moveH(1, "char");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goColumnLeft: function(cm) {cm.moveH(-1, "column");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goColumnRight: function(cm) {cm.moveH(1, "column");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goWordLeft: function(cm) {cm.moveH(-1, "word");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goGroupRight: function(cm) {cm.moveH(1, "group");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goGroupLeft: function(cm) {cm.moveH(-1, "group");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    goWordRight: function(cm) {cm.moveH(1, "word");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    delCharBefore: function(cm) {cm.deleteH(-1, "char");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    delCharAfter: function(cm) {cm.deleteH(1, "char");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    delWordBefore: function(cm) {cm.deleteH(-1, "word");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    delWordAfter: function(cm) {cm.deleteH(1, "word");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    delGroupBefore: function(cm) {cm.deleteH(-1, "group");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    delGroupAfter: function(cm) {cm.deleteH(1, "group");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    indentAuto: function(cm) {cm.indentSelection("smart");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    indentMore: function(cm) {cm.indentSelection("add");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    indentLess: function(cm) {cm.indentSelection("subtract");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    insertTab: function(cm) {cm.replaceSelection("\t", "end", "+input");}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    defaultTab: function(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cm.somethingSelected()) cm.indentSelection("add"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else cm.replaceSelection("\t", "end", "+input"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    transposeChars: function(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var cur = cm.getCursor(), line = cm.getLine(cur.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cur.ch > 0 && cur.ch < line.length - 1) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cm.replaceRange(line.charAt(cur.ch) + line.charAt(cur.ch - 1), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                        Pos(cur.line, cur.ch - 1), Pos(cur.line, cur.ch + 1)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    newlineAndIndent: function(cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      operation(cm, function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cm.replaceSelection("\n", "end", "+input"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cm.indentLine(cm.getCursor().line, null, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      })(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    toggleOverwrite: function(cm) {cm.toggleOverwrite();} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // STANDARD KEYMAPS 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var keyMap = CodeMirror.keyMap = {}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  keyMap.basic = { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Left": "goCharLeft", "Right": "goCharRight", "Up": "goLineUp", "Down": "goLineDown", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "End": "goLineEnd", "Home": "goLineStartSmart", "PageUp": "goPageUp", "PageDown": "goPageDown", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Delete": "delCharAfter", "Backspace": "delCharBefore", "Tab": "defaultTab", "Shift-Tab": "indentAuto", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Enter": "newlineAndIndent", "Insert": "toggleOverwrite" 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Note that the save and find-related commands aren't defined by 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // default. Unknown commands are simply ignored. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  keyMap.pcDefault = { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Ctrl-A": "selectAll", "Ctrl-D": "deleteLine", "Ctrl-Z": "undo", "Shift-Ctrl-Z": "redo", "Ctrl-Y": "redo", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Ctrl-Home": "goDocStart", "Alt-Up": "goDocStart", "Ctrl-End": "goDocEnd", "Ctrl-Down": "goDocEnd", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Ctrl-Left": "goGroupLeft", "Ctrl-Right": "goGroupRight", "Alt-Left": "goLineStart", "Alt-Right": "goLineEnd", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Ctrl-Backspace": "delGroupBefore", "Ctrl-Delete": "delGroupAfter", "Ctrl-S": "save", "Ctrl-F": "find", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Ctrl-G": "findNext", "Shift-Ctrl-G": "findPrev", "Shift-Ctrl-F": "replace", "Shift-Ctrl-R": "replaceAll", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Ctrl-[": "indentLess", "Ctrl-]": "indentMore", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    fallthrough: "basic" 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  keyMap.macDefault = { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Cmd-A": "selectAll", "Cmd-D": "deleteLine", "Cmd-Z": "undo", "Shift-Cmd-Z": "redo", "Cmd-Y": "redo", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Cmd-Up": "goDocStart", "Cmd-End": "goDocEnd", "Cmd-Down": "goDocEnd", "Alt-Left": "goGroupLeft", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Alt-Right": "goGroupRight", "Cmd-Left": "goLineStart", "Cmd-Right": "goLineEnd", "Alt-Backspace": "delGroupBefore", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Ctrl-Alt-Backspace": "delGroupAfter", "Alt-Delete": "delGroupAfter", "Cmd-S": "save", "Cmd-F": "find", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Cmd-G": "findNext", "Shift-Cmd-G": "findPrev", "Cmd-Alt-F": "replace", "Shift-Cmd-Alt-F": "replaceAll", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Cmd-[": "indentLess", "Cmd-]": "indentMore", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    fallthrough: ["basic", "emacsy"] 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  keyMap["default"] = mac ? keyMap.macDefault : keyMap.pcDefault; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  keyMap.emacsy = { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Ctrl-F": "goCharRight", "Ctrl-B": "goCharLeft", "Ctrl-P": "goLineUp", "Ctrl-N": "goLineDown", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Alt-F": "goWordRight", "Alt-B": "goWordLeft", "Ctrl-A": "goLineStart", "Ctrl-E": "goLineEnd", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Ctrl-V": "goPageDown", "Shift-Ctrl-V": "goPageUp", "Ctrl-D": "delCharAfter", "Ctrl-H": "delCharBefore", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    "Alt-D": "delWordAfter", "Alt-Backspace": "delWordBefore", "Ctrl-K": "killLine", "Ctrl-T": "transposeChars" 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // KEYMAP DISPATCH 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function getKeyMap(val) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (typeof val == "string") return keyMap[val]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else return val; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function lookupKey(name, maps, handle) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function lookup(map) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      map = getKeyMap(map); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var found = map[name]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (found === false) return "stop"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (found != null && handle(found)) return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (map.nofallthrough) return "stop"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var fallthrough = map.fallthrough; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (fallthrough == null) return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (Object.prototype.toString.call(fallthrough) != "[object Array]") 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return lookup(fallthrough); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0, e = fallthrough.length; i < e; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var done = lookup(fallthrough[i]); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (done) return done; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < maps.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var done = lookup(maps[i]); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (done) return done; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function isModifierKey(event) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var name = keyNames[event.keyCode]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return name == "Ctrl" || name == "Alt" || name == "Shift" || name == "Mod"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function keyName(event, noShift) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var name = keyNames[event.keyCode]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (name == null || event.altGraphKey) return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (event.altKey) name = "Alt-" + name; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (flipCtrlCmd ? event.metaKey : event.ctrlKey) name = "Ctrl-" + name; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (flipCtrlCmd ? event.ctrlKey : event.metaKey) name = "Cmd-" + name; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!noShift && event.shiftKey) name = "Shift-" + name; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return name; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.lookupKey = lookupKey; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.isModifierKey = isModifierKey; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.keyName = keyName; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // FROMTEXTAREA 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.fromTextArea = function(textarea, options) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!options) options = {}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    options.value = textarea.value; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!options.tabindex && textarea.tabindex) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      options.tabindex = textarea.tabindex; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!options.placeholder && textarea.placeholder) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      options.placeholder = textarea.placeholder; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Set autofocus to true if this textarea is focused, or if it has 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // autofocus and no other element is focused. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (options.autofocus == null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var hasFocus = document.body; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // doc.activeElement occasionally throws on IE 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      try { hasFocus = document.activeElement; } catch(e) {} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      options.autofocus = hasFocus == textarea || 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        textarea.getAttribute("autofocus") != null && hasFocus == document.body; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function save() {textarea.value = cm.getValue();} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (textarea.form) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      on(textarea.form, "submit", save); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Deplorable hack to make the submit method do the right thing. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!options.leaveSubmitMethodAlone) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var form = textarea.form, realSubmit = form.submit; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        try { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var wrappedSubmit = form.submit = function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            save(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            form.submit = realSubmit; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            form.submit(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            form.submit = wrappedSubmit; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } catch(e) {} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    textarea.style.display = "none"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var cm = CodeMirror(function(node) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      textarea.parentNode.insertBefore(node, textarea.nextSibling); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, options); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.save = save; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.getTextArea = function() { return textarea; }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.toTextArea = function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      save(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      textarea.parentNode.removeChild(cm.getWrapperElement()); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      textarea.style.display = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (textarea.form) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        off(textarea.form, "submit", save); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (typeof textarea.form.submit == "function") 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          textarea.form.submit = realSubmit; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return cm; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // STRING STREAM 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Fed to the mode parsers, provides helper functions to make 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // parsers more succinct. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // The character stream used by a mode's parser. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function StringStream(string, tabSize) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.pos = this.start = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.string = string; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.tabSize = tabSize || 8; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.lastColumnPos = this.lastColumnValue = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  StringStream.prototype = { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    eol: function() {return this.pos >= this.string.length;}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    sol: function() {return this.pos == 0;}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    peek: function() {return this.string.charAt(this.pos) || undefined;}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    next: function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (this.pos < this.string.length) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return this.string.charAt(this.pos++); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    eat: function(match) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var ch = this.string.charAt(this.pos); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (typeof match == "string") var ok = ch == match; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else var ok = ch && (match.test ? match.test(ch) : match(ch)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (ok) {++this.pos; return ch;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    eatWhile: function(match) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var start = this.pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      while (this.eat(match)){} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return this.pos > start; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    eatSpace: function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var start = this.pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) ++this.pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return this.pos > start; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    skipToEnd: function() {this.pos = this.string.length;}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    skipTo: function(ch) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var found = this.string.indexOf(ch, this.pos); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (found > -1) {this.pos = found; return true;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    backUp: function(n) {this.pos -= n;}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    column: function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (this.lastColumnPos < this.start) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        this.lastColumnValue = countColumn(this.string, this.start, this.tabSize, this.lastColumnPos, this.lastColumnValue); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        this.lastColumnPos = this.start; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return this.lastColumnValue; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    indentation: function() {return countColumn(this.string, null, this.tabSize);}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    match: function(pattern, consume, caseInsensitive) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (typeof pattern == "string") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var cased = function(str) {return caseInsensitive ? str.toLowerCase() : str;}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var substr = this.string.substr(this.pos, pattern.length); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (cased(substr) == cased(pattern)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (consume !== false) this.pos += pattern.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var match = this.string.slice(this.pos).match(pattern); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (match && match.index > 0) return null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (match && consume !== false) this.pos += match[0].length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return match; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    current: function(){return this.string.slice(this.start, this.pos);} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.StringStream = StringStream; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // TEXTMARKERS 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function TextMarker(doc, type) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.lines = []; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.type = type; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.doc = doc; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.TextMarker = TextMarker; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  TextMarker.prototype.clear = function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (this.explicitlyCleared) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var cm = this.doc.cm, withOp = cm && !cm.curOp; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (withOp) startOperation(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var min = null, max = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < this.lines.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var line = this.lines[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var span = getMarkedSpanFor(line.markedSpans, this); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (span.to != null) max = lineNo(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      line.markedSpans = removeMarkedSpan(line.markedSpans, span); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (span.from != null) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        min = lineNo(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else if (this.collapsed && !lineIsHidden(this.doc, line) && cm) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        updateLineHeight(line, textHeight(cm.display)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm && this.collapsed && !cm.options.lineWrapping) for (var i = 0; i < this.lines.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var visual = visualLine(cm.doc, this.lines[i]), len = lineLength(cm.doc, visual); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (len > cm.display.maxLineLength) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cm.display.maxLine = visual; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cm.display.maxLineLength = len; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cm.display.maxLineChanged = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (min != null && cm) regChange(cm, min, max + 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.lines.length = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.explicitlyCleared = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (this.collapsed && this.doc.cantEdit) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.doc.cantEdit = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cm) reCheckSelection(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (withOp) endOperation(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    signalLater(this, "clear"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  TextMarker.prototype.find = function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var from, to; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < this.lines.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var line = this.lines[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var span = getMarkedSpanFor(line.markedSpans, this); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (span.from != null || span.to != null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var found = lineNo(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (span.from != null) from = Pos(found, span.from); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (span.to != null) to = Pos(found, span.to); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (this.type == "bookmark") return from; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return from && {from: from, to: to}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  TextMarker.prototype.getOptions = function(copyWidget) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var repl = this.replacedWith; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return {className: this.className, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            inclusiveLeft: this.inclusiveLeft, inclusiveRight: this.inclusiveRight, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            atomic: this.atomic, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            collapsed: this.collapsed, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            replacedWith: copyWidget ? repl && repl.cloneNode(true) : repl, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            readOnly: this.readOnly, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            startStyle: this.startStyle, endStyle: this.endStyle}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  TextMarker.prototype.attachLine = function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!this.lines.length && this.doc.cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var op = this.doc.cm.curOp; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!op.maybeHiddenMarkers || indexOf(op.maybeHiddenMarkers, this) == -1) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        (op.maybeUnhiddenMarkers || (op.maybeUnhiddenMarkers = [])).push(this); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.lines.push(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  TextMarker.prototype.detachLine = function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.lines.splice(indexOf(this.lines, line), 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!this.lines.length && this.doc.cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var op = this.doc.cm.curOp; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      (op.maybeHiddenMarkers || (op.maybeHiddenMarkers = [])).push(this); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function markText(doc, from, to, options, type) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (options && options.shared) return markTextShared(doc, from, to, options, type); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (doc.cm && !doc.cm.curOp) return operation(doc.cm, markText)(doc, from, to, options, type); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var marker = new TextMarker(doc, type); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (type == "range" && !posLess(from, to)) return marker; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (options) copyObj(options, marker); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (marker.replacedWith) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      marker.collapsed = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      marker.replacedWith = elt("span", [marker.replacedWith], "CodeMirror-widget"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (marker.collapsed) sawCollapsedSpans = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var curLine = from.line, size = 0, collapsedAtStart, collapsedAtEnd, cm = doc.cm, updateMaxLine; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    doc.iter(curLine, to.line + 1, function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (cm && marker.collapsed && !cm.options.lineWrapping && visualLine(doc, line) == cm.display.maxLine) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        updateMaxLine = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var span = {from: null, to: null, marker: marker}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      size += line.text.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (curLine == from.line) {span.from = from.ch; size -= from.ch;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (curLine == to.line) {span.to = to.ch; size -= line.text.length - to.ch;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (marker.collapsed) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (curLine == to.line) collapsedAtEnd = collapsedSpanAt(line, to.ch); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (curLine == from.line) collapsedAtStart = collapsedSpanAt(line, from.ch); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else updateLineHeight(line, 0); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      addMarkedSpan(line, span); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      ++curLine; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (marker.collapsed) doc.iter(from.line, to.line + 1, function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (lineIsHidden(doc, line)) updateLineHeight(line, 0); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (marker.clearOnEnter) on(marker, "beforeCursorEnter", function() { marker.clear(); }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (marker.readOnly) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      sawReadOnlySpans = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (doc.history.done.length || doc.history.undone.length) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        doc.clearHistory(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (marker.collapsed) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (collapsedAtStart != collapsedAtEnd) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        throw new Error("Inserting collapsed marker overlapping an existing one"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      marker.size = size; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      marker.atomic = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cm) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (updateMaxLine) cm.curOp.updateMaxLine = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (marker.className || marker.startStyle || marker.endStyle || marker.collapsed) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        regChange(cm, from.line, to.line + 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (marker.atomic) reCheckSelection(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return marker; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // SHARED TEXTMARKERS 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function SharedTextMarker(markers, primary) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.markers = markers; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.primary = primary; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0, me = this; i < markers.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      markers[i].parent = this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      on(markers[i], "clear", function(){me.clear();}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.SharedTextMarker = SharedTextMarker; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  SharedTextMarker.prototype.clear = function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (this.explicitlyCleared) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.explicitlyCleared = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < this.markers.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.markers[i].clear(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    signalLater(this, "clear"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  SharedTextMarker.prototype.find = function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return this.primary.find(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  SharedTextMarker.prototype.getOptions = function(copyWidget) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var inner = this.primary.getOptions(copyWidget); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    inner.shared = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return inner; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function markTextShared(doc, from, to, options, type) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    options = copyObj(options); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    options.shared = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var markers = [markText(doc, from, to, options, type)], primary = markers[0]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var widget = options.replacedWith; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    linkedDocs(doc, function(doc) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (widget) options.replacedWith = widget.cloneNode(true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      markers.push(markText(doc, clipPos(doc, from), clipPos(doc, to), options, type)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < doc.linked.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (doc.linked[i].isParent) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      primary = lst(markers); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return new SharedTextMarker(markers, primary); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // TEXTMARKER SPANS 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function getMarkedSpanFor(spans, marker) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (spans) for (var i = 0; i < spans.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var span = spans[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (span.marker == marker) return span; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function removeMarkedSpan(spans, span) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var r, i = 0; i < spans.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (spans[i] != span) (r || (r = [])).push(spans[i]); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return r; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function addMarkedSpan(line, span) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    line.markedSpans = line.markedSpans ? line.markedSpans.concat([span]) : [span]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    span.marker.attachLine(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function markedSpansBefore(old, startCh, isInsert) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (old) for (var i = 0, nw; i < old.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var span = old[i], marker = span.marker; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= startCh : span.from < startCh); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (startsBefore || marker.type == "bookmark" && span.from == startCh && (!isInsert || !span.marker.insertLeft)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= startCh : span.to > startCh); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        (nw || (nw = [])).push({from: span.from, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                                to: endsAfter ? null : span.to, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                                marker: marker}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return nw; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function markedSpansAfter(old, endCh, isInsert) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (old) for (var i = 0, nw; i < old.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var span = old[i], marker = span.marker; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= endCh : span.to > endCh); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (endsAfter || marker.type == "bookmark" && span.from == endCh && (!isInsert || span.marker.insertLeft)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= endCh : span.from < endCh); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        (nw || (nw = [])).push({from: startsBefore ? null : span.from - endCh, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                                to: span.to == null ? null : span.to - endCh, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                                marker: marker}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return nw; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function stretchSpansOverChange(doc, change) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var oldFirst = isLine(doc, change.from.line) && getLine(doc, change.from.line).markedSpans; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var oldLast = isLine(doc, change.to.line) && getLine(doc, change.to.line).markedSpans; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!oldFirst && !oldLast) return null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var startCh = change.from.ch, endCh = change.to.ch, isInsert = posEq(change.from, change.to); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Get the spans that 'stick out' on both sides 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var first = markedSpansBefore(oldFirst, startCh, isInsert); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var last = markedSpansAfter(oldLast, endCh, isInsert); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Next, merge those two ends 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var sameLine = change.text.length == 1, offset = lst(change.text).length + (sameLine ? startCh : 0); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (first) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Fix up .to properties of first 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < first.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var span = first[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (span.to == null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var found = getMarkedSpanFor(last, span.marker); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (!found) span.to = startCh; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          else if (sameLine) span.to = found.to == null ? null : found.to + offset; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (last) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Fix up .from in last (or move them into first in case of sameLine) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < last.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var span = last[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (span.to != null) span.to += offset; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (span.from == null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var found = getMarkedSpanFor(first, span.marker); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (!found) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            span.from = offset; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            if (sameLine) (first || (first = [])).push(span); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          span.from += offset; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (sameLine) (first || (first = [])).push(span); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var newMarkers = [first]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!sameLine) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Fill gap with whole-line-spans 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var gap = change.text.length - 2, gapMarkers; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (gap > 0 && first) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        for (var i = 0; i < first.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (first[i].to == null) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            (gapMarkers || (gapMarkers = [])).push({from: null, to: null, marker: first[i].marker}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < gap; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        newMarkers.push(gapMarkers); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      newMarkers.push(last); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return newMarkers; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function mergeOldSpans(doc, change) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var old = getOldSpans(doc, change); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var stretched = stretchSpansOverChange(doc, change); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!old) return stretched; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!stretched) return old; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < old.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var oldCur = old[i], stretchCur = stretched[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (oldCur && stretchCur) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        spans: for (var j = 0; j < stretchCur.length; ++j) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var span = stretchCur[j]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          for (var k = 0; k < oldCur.length; ++k) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            if (oldCur[k].marker == span.marker) continue spans; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          oldCur.push(span); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else if (stretchCur) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        old[i] = stretchCur; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return old; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function removeReadOnlyRanges(doc, from, to) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var markers = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    doc.iter(from.line, to.line + 1, function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (line.markedSpans) for (var i = 0; i < line.markedSpans.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var mark = line.markedSpans[i].marker; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (mark.readOnly && (!markers || indexOf(markers, mark) == -1)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          (markers || (markers = [])).push(mark); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!markers) return null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var parts = [{from: from, to: to}]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < markers.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var mk = markers[i], m = mk.find(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var j = 0; j < parts.length; ++j) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var p = parts[j]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (posLess(p.to, m.from) || posLess(m.to, p.from)) continue; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var newParts = [j, 1]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (posLess(p.from, m.from) || !mk.inclusiveLeft && posEq(p.from, m.from)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          newParts.push({from: p.from, to: m.from}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (posLess(m.to, p.to) || !mk.inclusiveRight && posEq(p.to, m.to)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          newParts.push({from: m.to, to: p.to}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        parts.splice.apply(parts, newParts); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        j += newParts.length - 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return parts; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function collapsedSpanAt(line, ch) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var sps = sawCollapsedSpans && line.markedSpans, found; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (sps) for (var sp, i = 0; i < sps.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      sp = sps[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!sp.marker.collapsed) continue; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if ((sp.from == null || sp.from < ch) && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          (sp.to == null || sp.to > ch) && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          (!found || found.width < sp.marker.width)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        found = sp.marker; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return found; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function collapsedSpanAtStart(line) { return collapsedSpanAt(line, -1); } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function collapsedSpanAtEnd(line) { return collapsedSpanAt(line, line.text.length + 1); } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function visualLine(doc, line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var merged; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    while (merged = collapsedSpanAtStart(line)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      line = getLine(doc, merged.find().from.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function lineIsHidden(doc, line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var sps = sawCollapsedSpans && line.markedSpans; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (sps) for (var sp, i = 0; i < sps.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      sp = sps[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!sp.marker.collapsed) continue; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (sp.from == null) return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (sp.from == 0 && sp.marker.inclusiveLeft && lineIsHiddenInner(doc, line, sp)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function lineIsHiddenInner(doc, line, span) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (span.to == null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var end = span.marker.find().to, endLine = getLine(doc, end.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return lineIsHiddenInner(doc, endLine, getMarkedSpanFor(endLine.markedSpans, span.marker)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (span.marker.inclusiveRight && span.to == line.text.length) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var sp, i = 0; i < line.markedSpans.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      sp = line.markedSpans[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (sp.marker.collapsed && sp.from == span.to && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          (sp.marker.inclusiveLeft || span.marker.inclusiveRight) && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          lineIsHiddenInner(doc, line, sp)) return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function detachMarkedSpans(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var spans = line.markedSpans; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!spans) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < spans.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      spans[i].marker.detachLine(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    line.markedSpans = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function attachMarkedSpans(line, spans) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!spans) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < spans.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      spans[i].marker.attachLine(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    line.markedSpans = spans; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // LINE WIDGETS 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var LineWidget = CodeMirror.LineWidget = function(cm, node, options) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var opt in options) if (options.hasOwnProperty(opt)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this[opt] = options[opt]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.cm = cm; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.node = node; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function widgetOperation(f) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var withOp = !this.cm.curOp; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (withOp) startOperation(this.cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      try {var result = f.apply(this, arguments);} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      finally {if (withOp) endOperation(this.cm);} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return result; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  LineWidget.prototype.clear = widgetOperation(function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var ws = this.line.widgets, no = lineNo(this.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (no == null || !ws) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < ws.length; ++i) if (ws[i] == this) ws.splice(i--, 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!ws.length) this.line.widgets = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    updateLineHeight(this.line, Math.max(0, this.line.height - widgetHeight(this))); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    regChange(this.cm, no, no + 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  LineWidget.prototype.changed = widgetOperation(function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var oldH = this.height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.height = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var diff = widgetHeight(this) - oldH; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!diff) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    updateLineHeight(this.line, this.line.height + diff); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var no = lineNo(this.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    regChange(this.cm, no, no + 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function widgetHeight(widget) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (widget.height != null) return widget.height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!widget.node.parentNode || widget.node.parentNode.nodeType != 1) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      removeChildrenAndAdd(widget.cm.display.measure, elt("div", [widget.node], null, "position: relative")); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return widget.height = widget.node.offsetHeight; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function addLineWidget(cm, handle, node, options) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var widget = new LineWidget(cm, node, options); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (widget.noHScroll) cm.display.alignWidgets = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    changeLine(cm, handle, function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      (line.widgets || (line.widgets = [])).push(widget); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      widget.line = line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!lineIsHidden(cm.doc, line) || widget.showIfHidden) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var aboveVisible = heightAtLine(cm, line) < cm.display.scroller.scrollTop; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        updateLineHeight(line, line.height + widgetHeight(widget)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (aboveVisible) addToScrollPos(cm, 0, widget.height); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return widget; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // LINE DATA STRUCTURE 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Line objects. These hold state related to a line, including 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // highlighting info (the styles array). 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function makeLine(text, markedSpans, estimateHeight) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var line = {text: text}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    attachMarkedSpans(line, markedSpans); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    line.height = estimateHeight ? estimateHeight(line) : 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function updateLine(line, text, markedSpans, estimateHeight) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    line.text = text; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (line.stateAfter) line.stateAfter = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (line.styles) line.styles = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (line.order != null) line.order = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    detachMarkedSpans(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    attachMarkedSpans(line, markedSpans); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var estHeight = estimateHeight ? estimateHeight(line) : 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (estHeight != line.height) updateLineHeight(line, estHeight); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function cleanUpLine(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    line.parent = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    detachMarkedSpans(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Run the given mode's parser over a line, update the styles 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // array, which contains alternating fragments of text and CSS 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // classes. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function runMode(cm, text, mode, state, f) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var flattenSpans = mode.flattenSpans; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (flattenSpans == null) flattenSpans = cm.options.flattenSpans; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var curText = "", curStyle = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var stream = new StringStream(text, cm.options.tabSize); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (text == "" && mode.blankLine) mode.blankLine(state); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    while (!stream.eol()) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var style = mode.token(stream, state); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (stream.pos > 5000) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        flattenSpans = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // Webkit seems to refuse to render text nodes longer than 57444 characters 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        stream.pos = Math.min(text.length, stream.start + 50000); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        style = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var substr = stream.current(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      stream.start = stream.pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!flattenSpans || curStyle != style) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (curText) f(curText, curStyle); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        curText = substr; curStyle = style; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else curText = curText + substr; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (curText) f(curText, curStyle); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function highlightLine(cm, line, state) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // A styles array always starts with a number identifying the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // mode/overlays that it is based on (for easy invalidation). 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var st = [cm.state.modeGen]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Compute the base array of styles 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    runMode(cm, line.text, cm.doc.mode, state, function(txt, style) {st.push(txt, style);}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Run overlays, adjust style array. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var o = 0; o < cm.state.overlays.length; ++o) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var overlay = cm.state.overlays[o], i = 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      runMode(cm, line.text, overlay.mode, true, function(txt, style) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var start = i, len = txt.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // Ensure there's a token end at the current position, and that i points at it 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        while (len) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var cur = st[i], len_ = cur.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (len_ <= len) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            len -= len_; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            st.splice(i, 1, cur.slice(0, len), st[i+1], cur.slice(len)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            len = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          i += 2; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!style) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (overlay.opaque) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          st.splice(start, i - start, txt, style); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          i = start + 2; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          for (; start < i; start += 2) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            var cur = st[start+1]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            st[start+1] = cur ? cur + " " + style : style; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return st; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function getLineStyles(cm, line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!line.styles || line.styles[0] != cm.state.modeGen) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      line.styles = highlightLine(cm, line, line.stateAfter = getStateBefore(cm, lineNo(line))); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return line.styles; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Lightweight form of highlight -- proceed over this line and 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // update state, but don't save a style array. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function processLine(cm, line, state) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var mode = cm.doc.mode; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var stream = new StringStream(line.text, cm.options.tabSize); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (line.text == "" && mode.blankLine) mode.blankLine(state); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    while (!stream.eol() && stream.pos <= 5000) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      mode.token(stream, state); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      stream.start = stream.pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var styleToClassCache = {}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function styleToClass(style) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!style) return null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return styleToClassCache[style] || 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      (styleToClassCache[style] = "cm-" + style.replace(/ +/g, " cm-")); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function lineContent(cm, realLine, measure) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var merged, line = realLine, lineBefore, sawBefore, simple = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    while (merged = collapsedSpanAtStart(line)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      simple = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      line = getLine(cm.doc, merged.find().from.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!lineBefore) lineBefore = line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var builder = {pre: elt("pre"), col: 0, pos: 0, display: !measure, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                   measure: null, addedOne: false, cm: cm}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (line.textClass) builder.pre.className = line.textClass; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    do { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      builder.measure = line == realLine && measure; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      builder.pos = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      builder.addToken = builder.measure ? buildTokenMeasure : buildToken; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if ((ie || webkit) && cm.getOption("lineWrapping")) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        builder.addToken = buildTokenSplitSpaces(builder.addToken); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (measure && sawBefore && line != realLine && !builder.addedOne) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        measure[0] = builder.pre.appendChild(zeroWidthElement(cm.display.measure)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        builder.addedOne = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var next = insertLineContent(line, builder, getLineStyles(cm, line)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      sawBefore = line == lineBefore; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (next) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        line = getLine(cm.doc, next.to.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        simple = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } while (next); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (measure && !builder.addedOne) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      measure[0] = builder.pre.appendChild(simple ? elt("span", "\u00a0") : zeroWidthElement(cm.display.measure)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!builder.pre.firstChild && !lineIsHidden(cm.doc, realLine)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      builder.pre.appendChild(document.createTextNode("\u00a0")); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var order; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Work around problem with the reported dimensions of single-char 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // direction spans on IE (issue #1129). See also the comment in 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // cursorCoords. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (measure && ie && (order = getOrder(line))) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var l = order.length - 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (order[l].from == order[l].to) --l; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var last = order[l], prev = order[l - 1]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (last.from + 1 == last.to && prev && last.level < prev.level) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var span = measure[builder.pos - 1]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (span) span.parentNode.insertBefore(span.measureRight = zeroWidthElement(cm.display.measure), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                                               span.nextSibling); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    signal(cm, "renderLine", cm, realLine, builder.pre); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return builder.pre; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var tokenSpecialChars = /[\t\u0000-\u0019\u00ad\u200b\u2028\u2029\uFEFF]/g; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function buildToken(builder, text, style, startStyle, endStyle) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!text) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!tokenSpecialChars.test(text)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      builder.col += text.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var content = document.createTextNode(text); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var content = document.createDocumentFragment(), pos = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      while (true) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        tokenSpecialChars.lastIndex = pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var m = tokenSpecialChars.exec(text); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var skipped = m ? m.index - pos : text.length - pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (skipped) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          content.appendChild(document.createTextNode(text.slice(pos, pos + skipped))); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          builder.col += skipped; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!m) break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        pos += skipped + 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (m[0] == "\t") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var tabSize = builder.cm.options.tabSize, tabWidth = tabSize - builder.col % tabSize; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          content.appendChild(elt("span", spaceStr(tabWidth), "cm-tab")); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          builder.col += tabWidth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var token = elt("span", "\u2022", "cm-invalidchar"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          token.title = "\\u" + m[0].charCodeAt(0).toString(16); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          content.appendChild(token); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          builder.col += 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (style || startStyle || endStyle || builder.measure) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var fullStyle = style || ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (startStyle) fullStyle += startStyle; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (endStyle) fullStyle += endStyle; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return builder.pre.appendChild(elt("span", [content], fullStyle)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    builder.pre.appendChild(content); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function buildTokenMeasure(builder, text, style, startStyle, endStyle) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var wrapping = builder.cm.options.lineWrapping; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < text.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var ch = text.charAt(i), start = i == 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (ch >= "\ud800" && ch < "\udbff" && i < text.length - 1) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        ch = text.slice(i, i + 2); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        ++i; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else if (i && wrapping && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                 spanAffectsWrapping.test(text.slice(i - 1, i + 1))) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        builder.pre.appendChild(elt("wbr")); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var span = builder.measure[builder.pos] = 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        buildToken(builder, ch, style, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                   start && startStyle, i == text.length - 1 && endStyle); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // In IE single-space nodes wrap differently than spaces 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // embedded in larger text nodes, except when set to 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // white-space: normal (issue #1268). 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (ie && wrapping && ch == " " && i && !/\s/.test(text.charAt(i - 1)) && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          i < text.length - 1 && !/\s/.test(text.charAt(i + 1))) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        span.style.whiteSpace = "normal"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      builder.pos += ch.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (text.length) builder.addedOne = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function buildTokenSplitSpaces(inner) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function split(old) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var out = " "; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < old.length - 2; ++i) out += i % 2 ? " " : "\u00a0"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      out += " "; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return out; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return function(builder, text, style, startStyle, endStyle) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return inner(builder, text.replace(/ {3,}/, split), style, startStyle, endStyle); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function buildCollapsedSpan(builder, size, widget) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (widget) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!builder.display) widget = widget.cloneNode(true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      builder.pre.appendChild(widget); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (builder.measure && size) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        builder.measure[builder.pos] = widget; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        builder.addedOne = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    builder.pos += size; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Outputs a number of spans to make up a line, taking highlighting 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // and marked text into account. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function insertLineContent(line, builder, styles) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var spans = line.markedSpans; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!spans) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 1; i < styles.length; i+=2) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        builder.addToken(builder, styles[i], styleToClass(styles[i+1])); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var allText = line.text, len = allText.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var pos = 0, i = 1, text = "", style; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var nextChange = 0, spanStyle, spanEndStyle, spanStartStyle, collapsed; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (;;) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (nextChange == pos) { // Update current marker set 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        spanStyle = spanEndStyle = spanStartStyle = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        collapsed = null; nextChange = Infinity; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var foundBookmark = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        for (var j = 0; j < spans.length; ++j) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var sp = spans[j], m = sp.marker; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (sp.from <= pos && (sp.to == null || sp.to > pos)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            if (sp.to != null && nextChange > sp.to) { nextChange = sp.to; spanEndStyle = ""; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            if (m.className) spanStyle += " " + m.className; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            if (m.startStyle && sp.from == pos) spanStartStyle += " " + m.startStyle; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            if (m.endStyle && sp.to == nextChange) spanEndStyle += " " + m.endStyle; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            if (m.collapsed && (!collapsed || collapsed.marker.width < m.width)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              collapsed = sp; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          } else if (sp.from > pos && nextChange > sp.from) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            nextChange = sp.from; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (m.type == "bookmark" && sp.from == pos && m.replacedWith) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            foundBookmark = m.replacedWith; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (collapsed && (collapsed.from || 0) == pos) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          buildCollapsedSpan(builder, (collapsed.to == null ? len : collapsed.to) - pos, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                             collapsed.from != null && collapsed.marker.replacedWith); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (collapsed.to == null) return collapsed.marker.find(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (foundBookmark && !collapsed) buildCollapsedSpan(builder, 0, foundBookmark); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (pos >= len) break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var upto = Math.min(len, nextChange); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      while (true) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (text) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var end = pos + text.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (!collapsed) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            var tokenText = end > upto ? text.slice(0, upto - pos) : text; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            builder.addToken(builder, tokenText, style ? style + spanStyle : spanStyle, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                             spanStartStyle, pos + tokenText.length == nextChange ? spanEndStyle : ""); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (end >= upto) {text = text.slice(upto - pos); pos = upto; break;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          pos = end; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          spanStartStyle = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        text = styles[i++]; style = styleToClass(styles[i++]); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // DOCUMENT DATA STRUCTURE 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function updateDoc(doc, change, markedSpans, selAfter, estimateHeight) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function spansFor(n) {return markedSpans ? markedSpans[n] : null;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function update(line, text, spans) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      updateLine(line, text, spans, estimateHeight); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      signalLater(line, "change", line, change); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var from = change.from, to = change.to, text = change.text; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var firstLine = getLine(doc, from.line), lastLine = getLine(doc, to.line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var lastText = lst(text), lastSpans = spansFor(text.length - 1), nlines = to.line - from.line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // First adjust the line structure 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (from.ch == 0 && to.ch == 0 && lastText == "") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // This is a whole-line replace. Treated specially to make 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // sure line objects move the way they are supposed to. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0, e = text.length - 1, added = []; i < e; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        added.push(makeLine(text[i], spansFor(i), estimateHeight)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      update(lastLine, lastLine.text, lastSpans); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (nlines) doc.remove(from.line, nlines); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (added.length) doc.insert(from.line, added); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else if (firstLine == lastLine) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (text.length == 1) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        update(firstLine, firstLine.text.slice(0, from.ch) + lastText + firstLine.text.slice(to.ch), lastSpans); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        for (var added = [], i = 1, e = text.length - 1; i < e; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          added.push(makeLine(text[i], spansFor(i), estimateHeight)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        added.push(makeLine(lastText + firstLine.text.slice(to.ch), lastSpans, estimateHeight)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        doc.insert(from.line + 1, added); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else if (text.length == 1) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      update(firstLine, firstLine.text.slice(0, from.ch) + text[0] + lastLine.text.slice(to.ch), spansFor(0)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      doc.remove(from.line + 1, nlines); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      update(lastLine, lastText + lastLine.text.slice(to.ch), lastSpans); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 1, e = text.length - 1, added = []; i < e; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        added.push(makeLine(text[i], spansFor(i), estimateHeight)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (nlines > 1) doc.remove(from.line + 1, nlines - 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      doc.insert(from.line + 1, added); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    signalLater(doc, "change", doc, change); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setSelection(doc, selAfter.anchor, selAfter.head, null, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function LeafChunk(lines) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.lines = lines; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.parent = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0, e = lines.length, height = 0; i < e; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      lines[i].parent = this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      height += lines[i].height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.height = height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  LeafChunk.prototype = { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    chunkSize: function() { return this.lines.length; }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    removeInner: function(at, n) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = at, e = at + n; i < e; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var line = this.lines[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        this.height -= line.height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cleanUpLine(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        signalLater(line, "delete"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.lines.splice(at, n); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    collapse: function(lines) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      lines.splice.apply(lines, [lines.length, 0].concat(this.lines)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    insertInner: function(at, lines, height) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.height += height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.lines = this.lines.slice(0, at).concat(lines).concat(this.lines.slice(at)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0, e = lines.length; i < e; ++i) lines[i].parent = this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    iterN: function(at, n, op) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var e = at + n; at < e; ++at) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (op(this.lines[at])) return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function BranchChunk(children) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.children = children; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var size = 0, height = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0, e = children.length; i < e; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var ch = children[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      size += ch.chunkSize(); height += ch.height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      ch.parent = this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.size = size; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.height = height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.parent = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  BranchChunk.prototype = { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    chunkSize: function() { return this.size; }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    removeInner: function(at, n) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.size -= n; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < this.children.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var child = this.children[i], sz = child.chunkSize(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (at < sz) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var rm = Math.min(n, sz - at), oldHeight = child.height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          child.removeInner(at, rm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          this.height -= oldHeight - child.height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (sz == rm) { this.children.splice(i--, 1); child.parent = null; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if ((n -= rm) == 0) break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          at = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else at -= sz; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (this.size - n < 25) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var lines = []; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        this.collapse(lines); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        this.children = [new LeafChunk(lines)]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        this.children[0].parent = this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    collapse: function(lines) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0, e = this.children.length; i < e; ++i) this.children[i].collapse(lines); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    insertInner: function(at, lines, height) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.size += lines.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.height += height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0, e = this.children.length; i < e; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var child = this.children[i], sz = child.chunkSize(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (at <= sz) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          child.insertInner(at, lines, height); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (child.lines && child.lines.length > 50) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            while (child.lines.length > 50) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              var spilled = child.lines.splice(child.lines.length - 25, 25); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              var newleaf = new LeafChunk(spilled); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              child.height -= newleaf.height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              this.children.splice(i + 1, 0, newleaf); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              newleaf.parent = this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            this.maybeSpill(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        at -= sz; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    maybeSpill: function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (this.children.length <= 10) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var me = this; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      do { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var spilled = me.children.splice(me.children.length - 5, 5); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var sibling = new BranchChunk(spilled); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!me.parent) { // Become the parent node 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var copy = new BranchChunk(me.children); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          copy.parent = me; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          me.children = [copy, sibling]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          me = copy; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          me.size -= sibling.size; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          me.height -= sibling.height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var myIndex = indexOf(me.parent.children, me); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          me.parent.children.splice(myIndex + 1, 0, sibling); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        sibling.parent = me.parent; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } while (me.children.length > 10); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      me.parent.maybeSpill(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    iterN: function(at, n, op) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0, e = this.children.length; i < e; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var child = this.children[i], sz = child.chunkSize(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (at < sz) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var used = Math.min(n, sz - at); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (child.iterN(at, used, op)) return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if ((n -= used) == 0) break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          at = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else at -= sz; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var nextDocId = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var Doc = CodeMirror.Doc = function(text, mode, firstLine) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!(this instanceof Doc)) return new Doc(text, mode, firstLine); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (firstLine == null) firstLine = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    BranchChunk.call(this, [new LeafChunk([makeLine("", null)])]); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.first = firstLine; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.scrollTop = this.scrollLeft = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.cantEdit = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.history = makeHistory(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.frontier = firstLine; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var start = Pos(firstLine, 0); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.sel = {from: start, to: start, head: start, anchor: start, shift: false, extend: false, goalColumn: null}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.id = ++nextDocId; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    this.modeOption = mode; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (typeof text == "string") text = splitLines(text); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    updateDoc(this, {from: start, to: start, text: text}, null, {head: start, anchor: start}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  Doc.prototype = createObj(BranchChunk.prototype, { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    iter: function(from, to, op) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (op) this.iterN(from - this.first, to - from, op); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else this.iterN(this.first, this.first + this.size, from); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    insert: function(at, lines) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var height = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0, e = lines.length; i < e; ++i) height += lines[i].height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.insertInner(at - this.first, lines, height); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    remove: function(at, n) { this.removeInner(at - this.first, n); }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getValue: function(lineSep) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var lines = getLines(this, this.first, this.first + this.size); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (lineSep === false) return lines; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return lines.join(lineSep || "\n"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setValue: function(code) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var top = Pos(this.first, 0), last = this.first + this.size - 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      makeChange(this, {from: top, to: Pos(last, getLine(this, last).text.length), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                        text: splitLines(code), origin: "setValue"}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                 {head: top, anchor: top}, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    replaceRange: function(code, from, to, origin) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      from = clipPos(this, from); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      to = to ? clipPos(this, to) : from; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      replaceRange(this, code, from, to, origin); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getRange: function(from, to, lineSep) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var lines = getBetween(this, clipPos(this, from), clipPos(this, to)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (lineSep === false) return lines; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return lines.join(lineSep || "\n"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getLine: function(line) {var l = this.getLineHandle(line); return l && l.text;}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setLine: function(line, text) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (isLine(this, line)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        replaceRange(this, text, Pos(line, 0), clipPos(this, Pos(line))); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    removeLine: function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (isLine(this, line)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        replaceRange(this, "", Pos(line, 0), clipPos(this, Pos(line + 1, 0))); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getLineHandle: function(line) {if (isLine(this, line)) return getLine(this, line);}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getLineNumber: function(line) {return lineNo(line);}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    lineCount: function() {return this.size;}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    firstLine: function() {return this.first;}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    lastLine: function() {return this.first + this.size - 1;}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    clipPos: function(pos) {return clipPos(this, pos);}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getCursor: function(start) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var sel = this.sel, pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (start == null || start == "head") pos = sel.head; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else if (start == "anchor") pos = sel.anchor; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else if (start == "end" || start === false) pos = sel.to; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else pos = sel.from; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return copyPos(pos); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    somethingSelected: function() {return !posEq(this.sel.head, this.sel.anchor);}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setCursor: docOperation(function(line, ch, extend) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var pos = clipPos(this, typeof line == "number" ? Pos(line, ch || 0) : line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (extend) extendSelection(this, pos); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else setSelection(this, pos, pos); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setSelection: docOperation(function(anchor, head) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      setSelection(this, clipPos(this, anchor), clipPos(this, head || anchor)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    extendSelection: docOperation(function(from, to) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      extendSelection(this, clipPos(this, from), to && clipPos(this, to)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getSelection: function(lineSep) {return this.getRange(this.sel.from, this.sel.to, lineSep);}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    replaceSelection: function(code, collapse, origin) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      makeChange(this, {from: this.sel.from, to: this.sel.to, text: splitLines(code), origin: origin}, collapse || "around"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    undo: docOperation(function() {makeChangeFromHistory(this, "undo");}), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    redo: docOperation(function() {makeChangeFromHistory(this, "redo");}), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setExtending: function(val) {this.sel.extend = val;}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    historySize: function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var hist = this.history; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return {undo: hist.done.length, redo: hist.undone.length}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    clearHistory: function() {this.history = makeHistory();}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    markClean: function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.history.dirtyCounter = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.history.lastOp = this.history.lastOrigin = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    isClean: function () {return this.history.dirtyCounter == 0;}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getHistory: function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return {done: copyHistoryArray(this.history.done), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              undone: copyHistoryArray(this.history.undone)}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setHistory: function(histData) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var hist = this.history = makeHistory(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      hist.done = histData.done.slice(0); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      hist.undone = histData.undone.slice(0); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    markText: function(from, to, options) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return markText(this, clipPos(this, from), clipPos(this, to), options, "range"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    setBookmark: function(pos, options) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var realOpts = {replacedWith: options && (options.nodeType == null ? options.widget : options), 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                      insertLeft: options && options.insertLeft}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      pos = clipPos(this, pos); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return markText(this, pos, pos, realOpts, "bookmark"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    findMarksAt: function(pos) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      pos = clipPos(this, pos); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var markers = [], spans = getLine(this, pos.line).markedSpans; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (spans) for (var i = 0; i < spans.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var span = spans[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if ((span.from == null || span.from <= pos.ch) && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            (span.to == null || span.to >= pos.ch)) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          markers.push(span.marker.parent || span.marker); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return markers; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getAllMarks: function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var markers = []; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.iter(function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var sps = line.markedSpans; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (sps) for (var i = 0; i < sps.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (sps[i].from != null) markers.push(sps[i].marker); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return markers; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    posFromIndex: function(off) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var ch, lineNo = this.first; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.iter(function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var sz = line.text.length + 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (sz > off) { ch = off; return true; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        off -= sz; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        ++lineNo; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return clipPos(this, Pos(lineNo, ch)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    indexFromPos: function (coords) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      coords = clipPos(this, coords); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var index = coords.ch; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (coords.line < this.first || coords.ch < 0) return 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      this.iter(this.first, coords.line, function (line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        index += line.text.length + 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return index; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    copy: function(copyHistory) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var doc = new Doc(getLines(this, this.first, this.first + this.size), this.modeOption, this.first); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      doc.scrollTop = this.scrollTop; doc.scrollLeft = this.scrollLeft; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      doc.sel = {from: this.sel.from, to: this.sel.to, head: this.sel.head, anchor: this.sel.anchor, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                 shift: this.sel.shift, extend: false, goalColumn: this.sel.goalColumn}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (copyHistory) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        doc.history.undoDepth = this.history.undoDepth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        doc.setHistory(this.getHistory()); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return doc; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    linkedDoc: function(options) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!options) options = {}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var from = this.first, to = this.first + this.size; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (options.from != null && options.from > from) from = options.from; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (options.to != null && options.to < to) to = options.to; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var copy = new Doc(getLines(this, from, to), options.mode || this.modeOption, from); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (options.sharedHist) copy.history = this.history; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      (this.linked || (this.linked = [])).push({doc: copy, sharedHist: options.sharedHist}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      copy.linked = [{doc: this, isParent: true, sharedHist: options.sharedHist}]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return copy; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    unlinkDoc: function(other) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (other instanceof CodeMirror) other = other.doc; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (this.linked) for (var i = 0; i < this.linked.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var link = this.linked[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (link.doc != other) continue; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        this.linked.splice(i, 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        other.unlinkDoc(this); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // If the histories were shared, split them again 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (other.history == this.history) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var splitIds = [other.id]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        linkedDocs(other, function(doc) {splitIds.push(doc.id);}, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        other.history = makeHistory(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        other.history.done = copyHistoryArray(this.history.done, splitIds); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        other.history.undone = copyHistoryArray(this.history.undone, splitIds); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    iterLinkedDocs: function(f) {linkedDocs(this, f);}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getMode: function() {return this.mode;}, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    getEditor: function() {return this.cm;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  Doc.prototype.eachLine = Doc.prototype.iter; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // The Doc methods that should be available on CodeMirror instances 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var dontDelegate = "iter insert remove copy getEditor".split(" "); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  for (var prop in Doc.prototype) if (Doc.prototype.hasOwnProperty(prop) && indexOf(dontDelegate, prop) < 0) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    CodeMirror.prototype[prop] = (function(method) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return function() {return method.apply(this.doc, arguments);}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    })(Doc.prototype[prop]); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function linkedDocs(doc, f, sharedHistOnly) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function propagate(doc, skip, sharedHist) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (doc.linked) for (var i = 0; i < doc.linked.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var rel = doc.linked[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (rel.doc == skip) continue; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var shared = sharedHist && rel.sharedHist; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (sharedHistOnly && !shared) continue; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        f(rel.doc, shared); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        propagate(rel.doc, doc, shared); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    propagate(doc, null, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function attachDoc(cm, doc) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (doc.cm) throw new Error("This document is already in use."); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.doc = doc; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    doc.cm = cm; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    estimateLineHeights(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    loadMode(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!cm.options.lineWrapping) computeMaxLength(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    cm.options.mode = doc.modeOption; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    regChange(cm); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // LINE UTILITIES 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function getLine(chunk, n) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    n -= chunk.first; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    while (!chunk.lines) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0;; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var child = chunk.children[i], sz = child.chunkSize(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (n < sz) { chunk = child; break; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        n -= sz; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return chunk.lines[n]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function getBetween(doc, start, end) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var out = [], n = start.line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    doc.iter(start.line, end.line + 1, function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var text = line.text; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (n == end.line) text = text.slice(0, end.ch); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (n == start.line) text = text.slice(start.ch); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      out.push(text); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      ++n; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return out; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function getLines(doc, from, to) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var out = []; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    doc.iter(from, to, function(line) { out.push(line.text); }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return out; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function updateLineHeight(line, height) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var diff = height - line.height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var n = line; n; n = n.parent) n.height += diff; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function lineNo(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (line.parent == null) return null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var cur = line.parent, no = indexOf(cur.lines, line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var chunk = cur.parent; chunk; cur = chunk, chunk = chunk.parent) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0;; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (chunk.children[i] == cur) break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        no += chunk.children[i].chunkSize(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return no + cur.first; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function lineAtHeight(chunk, h) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var n = chunk.first; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    outer: do { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0, e = chunk.children.length; i < e; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var child = chunk.children[i], ch = child.height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (h < ch) { chunk = child; continue outer; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        h -= ch; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        n += child.chunkSize(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return n; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } while (!chunk.lines); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0, e = chunk.lines.length; i < e; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var line = chunk.lines[i], lh = line.height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (h < lh) break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      h -= lh; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return n + i; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function heightAtLine(cm, lineObj) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    lineObj = visualLine(cm.doc, lineObj); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var h = 0, chunk = lineObj.parent; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < chunk.lines.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var line = chunk.lines[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (line == lineObj) break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else h += line.height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var p = chunk.parent; p; chunk = p, p = chunk.parent) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < p.children.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var cur = p.children[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (cur == chunk) break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else h += cur.height; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return h; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function getOrder(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var order = line.order; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (order == null) order = line.order = bidiOrdering(line.text); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return order; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // HISTORY 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function makeHistory() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Arrays of history events. Doing something adds an event to 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // done and clears undo. Undoing moves events from done to 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // undone, redoing moves them in the other direction. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      done: [], undone: [], undoDepth: Infinity, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Used to track when changes can be merged into a single undo 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // event 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      lastTime: 0, lastOp: null, lastOrigin: null, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Used by the isClean() method 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      dirtyCounter: 0 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function attachLocalSpans(doc, change, from, to) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var existing = change["spans_" + doc.id], n = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    doc.iter(Math.max(doc.first, from), Math.min(doc.first + doc.size, to), function(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (line.markedSpans) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        (existing || (existing = change["spans_" + doc.id] = {}))[n] = line.markedSpans; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      ++n; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function historyChangeFromChange(doc, change) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var histChange = {from: change.from, to: changeEnd(change), text: getBetween(doc, change.from, change.to)}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    linkedDocs(doc, function(doc) {attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1);}, true); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return histChange; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function addToHistory(doc, change, selAfter, opId) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var hist = doc.history; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    hist.undone.length = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var time = +new Date, cur = lst(hist.done); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (cur && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        (hist.lastOp == opId || 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-         hist.lastOrigin == change.origin && change.origin && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-         ((change.origin.charAt(0) == "+" && hist.lastTime > time - 600) || change.origin.charAt(0) == "*"))) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Merge this change into the last event 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var last = lst(cur.changes); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (posEq(change.from, change.to) && posEq(change.from, last.to)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // Optimized case for simple insertion -- don't want to add 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // new changesets for every character typed 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        last.to = changeEnd(change); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // Add new sub-event 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        cur.changes.push(historyChangeFromChange(doc, change)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cur.anchorAfter = selAfter.anchor; cur.headAfter = selAfter.head; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Can not be merged, start a new event. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      cur = {changes: [historyChangeFromChange(doc, change)], 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-             anchorBefore: doc.sel.anchor, headBefore: doc.sel.head, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-             anchorAfter: selAfter.anchor, headAfter: selAfter.head}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      hist.done.push(cur); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      while (hist.done.length > hist.undoDepth) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        hist.done.shift(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (hist.dirtyCounter < 0) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // The user has made a change after undoing past the last clean state. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        // We can never get back to a clean state now until markClean() is called. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        hist.dirtyCounter = NaN; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        hist.dirtyCounter++; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    hist.lastTime = time; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    hist.lastOp = opId; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    hist.lastOrigin = change.origin; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function removeClearedSpans(spans) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!spans) return null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0, out; i < spans.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (spans[i].marker.explicitlyCleared) { if (!out) out = spans.slice(0, i); } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else if (out) out.push(spans[i]); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return !out ? spans : out.length ? out : null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function getOldSpans(doc, change) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var found = change["spans_" + doc.id]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!found) return null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0, nw = []; i < change.text.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      nw.push(removeClearedSpans(found[i])); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return nw; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Used both to provide a JSON-safe object in .getHistory, and, when 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // detaching a document, to split the history in two 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function copyHistoryArray(events, newGroup) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0, copy = []; i < events.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var event = events[i], changes = event.changes, newChanges = []; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      copy.push({changes: newChanges, anchorBefore: event.anchorBefore, headBefore: event.headBefore, 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                 anchorAfter: event.anchorAfter, headAfter: event.headAfter}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var j = 0; j < changes.length; ++j) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var change = changes[j], m; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        newChanges.push({from: change.from, to: change.to, text: change.text}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (newGroup) for (var prop in change) if (m = prop.match(/^spans_(\d+)$/)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (indexOf(newGroup, Number(m[1])) > -1) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            lst(newChanges)[prop] = change[prop]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            delete change[prop]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return copy; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Rebasing/resetting history to deal with externally-sourced changes 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function rebaseHistSel(pos, from, to, diff) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (to < pos.line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      pos.line += diff; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else if (from < pos.line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      pos.line = from; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      pos.ch = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Tries to rebase an array of history events given a change in the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // document. If the change touches the same lines as the event, the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // event, and everything 'behind' it, is discarded. If the change is 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // before the event, the event's positions are updated. Uses a 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // copy-on-write scheme for the positions, to avoid having to 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // reallocate them all on every rebase, but also avoid problems with 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // shared position objects being unsafely updated. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function rebaseHistArray(array, from, to, diff) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < array.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var sub = array[i], ok = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var j = 0; j < sub.changes.length; ++j) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var cur = sub.changes[j]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (!sub.copied) { cur.from = copyPos(cur.from); cur.to = copyPos(cur.to); } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (to < cur.from.line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          cur.from.line += diff; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          cur.to.line += diff; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else if (from <= cur.to.line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          ok = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!sub.copied) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        sub.anchorBefore = copyPos(sub.anchorBefore); sub.headBefore = copyPos(sub.headBefore); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        sub.anchorAfter = copyPos(sub.anchorAfter); sub.readAfter = copyPos(sub.headAfter); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        sub.copied = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!ok) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        array.splice(0, i + 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        i = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        rebaseHistSel(sub.anchorBefore); rebaseHistSel(sub.headBefore); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        rebaseHistSel(sub.anchorAfter); rebaseHistSel(sub.headAfter); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function rebaseHist(hist, change) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var from = change.from.line, to = change.to.line, diff = change.text.length - (to - from) - 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    rebaseHistArray(hist.done, from, to, diff); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    rebaseHistArray(hist.undone, from, to, diff); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // EVENT OPERATORS 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function stopMethod() {e_stop(this);} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Ensure an event has a stop method. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function addStop(event) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!event.stop) event.stop = stopMethod; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return event; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function e_preventDefault(e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (e.preventDefault) e.preventDefault(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else e.returnValue = false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function e_stopPropagation(e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (e.stopPropagation) e.stopPropagation(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else e.cancelBubble = true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function e_stop(e) {e_preventDefault(e); e_stopPropagation(e);} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.e_stop = e_stop; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.e_preventDefault = e_preventDefault; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.e_stopPropagation = e_stopPropagation; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function e_target(e) {return e.target || e.srcElement;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function e_button(e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var b = e.which; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (b == null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (e.button & 1) b = 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else if (e.button & 2) b = 3; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else if (e.button & 4) b = 2; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (mac && e.ctrlKey && b == 1) b = 3; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return b; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // EVENT HANDLING 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function on(emitter, type, f) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (emitter.addEventListener) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      emitter.addEventListener(type, f, false); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else if (emitter.attachEvent) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      emitter.attachEvent("on" + type, f); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var map = emitter._handlers || (emitter._handlers = {}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var arr = map[type] || (map[type] = []); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      arr.push(f); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function off(emitter, type, f) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (emitter.removeEventListener) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      emitter.removeEventListener(type, f, false); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else if (emitter.detachEvent) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      emitter.detachEvent("on" + type, f); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var arr = emitter._handlers && emitter._handlers[type]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!arr) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < arr.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (arr[i] == f) { arr.splice(i, 1); break; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function signal(emitter, type /*, values...*/) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var arr = emitter._handlers && emitter._handlers[type]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!arr) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var args = Array.prototype.slice.call(arguments, 2); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < arr.length; ++i) arr[i].apply(null, args); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var delayedCallbacks, delayedCallbackDepth = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function signalLater(emitter, type /*, values...*/) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var arr = emitter._handlers && emitter._handlers[type]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!arr) return; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var args = Array.prototype.slice.call(arguments, 2); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!delayedCallbacks) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      ++delayedCallbackDepth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      delayedCallbacks = []; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      setTimeout(fireDelayed, 0); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function bnd(f) {return function(){f.apply(null, args);};}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < arr.length; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      delayedCallbacks.push(bnd(arr[i])); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function fireDelayed() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    --delayedCallbackDepth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var delayed = delayedCallbacks; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    delayedCallbacks = null; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < delayed.length; ++i) delayed[i](); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function hasHandler(emitter, type) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var arr = emitter._handlers && emitter._handlers[type]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return arr && arr.length > 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.on = on; CodeMirror.off = off; CodeMirror.signal = signal; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // MISC UTILITIES 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Number of pixels added to scroller and sizer to hide scrollbar 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var scrollerCutOff = 30; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Returned or thrown by various protocols to signal 'I'm not 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // handling this'. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var Pass = CodeMirror.Pass = {toString: function(){return "CodeMirror.Pass";}}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function Delayed() {this.id = null;} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  Delayed.prototype = {set: function(ms, f) {clearTimeout(this.id); this.id = setTimeout(f, ms);}}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Counts the column offset in a string, taking tabs into account. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Used mostly to find indentation. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function countColumn(string, end, tabSize, startIndex, startValue) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (end == null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      end = string.search(/[^\s\u00a0]/); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (end == -1) end = string.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = startIndex || 0, n = startValue || 0; i < end; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (string.charAt(i) == "\t") n += tabSize - (n % tabSize); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else ++n; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return n; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.countColumn = countColumn; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var spaceStrs = [""]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function spaceStr(n) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    while (spaceStrs.length <= n) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      spaceStrs.push(lst(spaceStrs) + " "); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return spaceStrs[n]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function lst(arr) { return arr[arr.length-1]; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function selectInput(node) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (ios) { // Mobile Safari apparently has a bug where select() is broken. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      node.selectionStart = 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      node.selectionEnd = node.value.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else node.select(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function indexOf(collection, elt) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (collection.indexOf) return collection.indexOf(elt); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0, e = collection.length; i < e; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (collection[i] == elt) return i; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return -1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function createObj(base, props) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function Obj() {} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    Obj.prototype = base; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var inst = new Obj(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (props) copyObj(props, inst); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return inst; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function copyObj(obj, target) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!target) target = {}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var prop in obj) if (obj.hasOwnProperty(prop)) target[prop] = obj[prop]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return target; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function emptyArray(size) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var a = [], i = 0; i < size; ++i) a.push(undefined); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return a; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function bind(f) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var args = Array.prototype.slice.call(arguments, 1); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return function(){return f.apply(null, args);}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var nonASCIISingleCaseWordChar = /[\u3040-\u309f\u30a0-\u30ff\u3400-\u4db5\u4e00-\u9fcc]/; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function isWordChar(ch) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return /\w/.test(ch) || ch > "\x80" && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      (ch.toUpperCase() != ch.toLowerCase() || nonASCIISingleCaseWordChar.test(ch)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function isEmpty(obj) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var n in obj) if (obj.hasOwnProperty(n) && obj[n]) return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var isExtendingChar = /[\u0300-\u036F\u0483-\u0487\u0488-\u0489\u0591-\u05BD\u05BF\u05C1-\u05C2\u05C4-\u05C5\u05C7\u0610-\u061A\u064B-\u065F\u0670\u06D6-\u06DC\u06DF-\u06E4\u06E7-\u06E8\u06EA-\u06ED\uA66F\uA670-\uA672\uA674-\uA67D\uA69F\udc00-\udfff]/; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // DOM UTILITIES 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function elt(tag, content, className, style) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var e = document.createElement(tag); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (className) e.className = className; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (style) e.style.cssText = style; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (typeof content == "string") setTextContent(e, content); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else if (content) for (var i = 0; i < content.length; ++i) e.appendChild(content[i]); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return e; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function removeChildren(e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var count = e.childNodes.length; count > 0; --count) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      e.removeChild(e.firstChild); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return e; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function removeChildrenAndAdd(parent, e) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return removeChildren(parent).appendChild(e); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function setTextContent(e, str) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (ie_lt9) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      e.innerHTML = ""; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      e.appendChild(document.createTextNode(str)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } else e.textContent = str; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function getRect(node) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return node.getBoundingClientRect(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.replaceGetRect = function(f) { getRect = f; }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // FEATURE DETECTION 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Detect drag-and-drop 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var dragAndDrop = function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // There is *some* kind of drag-and-drop support in IE6-8, but I 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // couldn't get it to work yet. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (ie_lt9) return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var div = elt('div'); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return "draggable" in div || "dragDrop" in div; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // For a reason I have yet to figure out, some browsers disallow 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // word wrapping between certain characters *only* if a new inline 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // element is started between them. This makes it hard to reliably 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // measure the position of things, since that requires inserting an 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // extra span. This terribly fragile set of regexps matches the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // character combinations that suffer from this phenomenon on the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // various browsers. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var spanAffectsWrapping = /^$/; // Won't match any two-character string 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  if (gecko) spanAffectsWrapping = /$'/; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  else if (safari && !/Version\/([6-9]|\d\d)\b/.test(navigator.userAgent)) spanAffectsWrapping = /\-[^ \-?]|\?[^ !'\"\),.\-\/:;\?\]\}]/; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  else if (webkit) spanAffectsWrapping = /[~!#%&*)=+}\]|\"\.>,:;][({[<]|-[^\-?\.]|\?[\w~`@#$%\^&*(_=+{[|><]/; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var knownScrollbarWidth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function scrollbarWidth(measure) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (knownScrollbarWidth != null) return knownScrollbarWidth; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var test = elt("div", null, null, "width: 50px; height: 50px; overflow-x: scroll"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    removeChildrenAndAdd(measure, test); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (test.offsetWidth) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      knownScrollbarWidth = test.offsetHeight - test.clientHeight; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return knownScrollbarWidth || 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var zwspSupported; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function zeroWidthElement(measure) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (zwspSupported == null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var test = elt("span", "\u200b"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      removeChildrenAndAdd(measure, elt("span", [test, document.createTextNode("x")])); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (measure.firstChild.offsetHeight != 0) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        zwspSupported = test.offsetWidth <= 1 && test.offsetHeight > 2 && !ie_lt8; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (zwspSupported) return elt("span", "\u200b"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    else return elt("span", "\u00a0", null, "display: inline-block; width: 1px; margin-right: -1px"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // See if "".split is the broken IE version, if so, provide an 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // alternative way to split lines. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var splitLines = "\n\nb".split(/\n/).length != 3 ? function(string) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var pos = 0, result = [], l = string.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    while (pos <= l) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var nl = string.indexOf("\n", pos); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (nl == -1) nl = string.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var line = string.slice(pos, string.charAt(nl - 1) == "\r" ? nl - 1 : nl); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var rt = line.indexOf("\r"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (rt != -1) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        result.push(line.slice(0, rt)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        pos += rt + 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        result.push(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        pos = nl + 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return result; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } : function(string){return string.split(/\r\n?|\n/);}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.splitLines = splitLines; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var hasSelection = window.getSelection ? function(te) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    try { return te.selectionStart != te.selectionEnd; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    catch(e) { return false; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } : function(te) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    try {var range = te.ownerDocument.selection.createRange();} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    catch(e) {} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!range || range.parentElement() != te) return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return range.compareEndPoints("StartToEnd", range) != 0; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var hasCopyEvent = (function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var e = elt("div"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if ("oncopy" in e) return true; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    e.setAttribute("oncopy", "return;"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return typeof e.oncopy == 'function'; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  })(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // KEY NAMING 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var keyNames = {3: "Enter", 8: "Backspace", 9: "Tab", 13: "Enter", 16: "Shift", 17: "Ctrl", 18: "Alt", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  19: "Pause", 20: "CapsLock", 27: "Esc", 32: "Space", 33: "PageUp", 34: "PageDown", 35: "End", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  36: "Home", 37: "Left", 38: "Up", 39: "Right", 40: "Down", 44: "PrintScrn", 45: "Insert", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  46: "Delete", 59: ";", 91: "Mod", 92: "Mod", 93: "Mod", 109: "-", 107: "=", 127: "Delete", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  186: ";", 187: "=", 188: ",", 189: "-", 190: ".", 191: "/", 192: "`", 219: "[", 220: "\\", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  221: "]", 222: "'", 63276: "PageUp", 63277: "PageDown", 63275: "End", 63273: "Home", 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                  63234: "Left", 63232: "Up", 63235: "Right", 63233: "Down", 63302: "Insert", 63272: "Delete"}; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.keyNames = keyNames; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  (function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Number keys 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < 10; i++) keyNames[i + 48] = String(i); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Alphabetic keys 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 65; i <= 90; i++) keyNames[i] = String.fromCharCode(i); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Function keys 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 1; i <= 12; i++) keyNames[i + 111] = keyNames[i + 63235] = "F" + i; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  })(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // BIDI HELPERS 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function iterateBidiSections(order, from, to, f) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!order) return f(from, to, "ltr"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < order.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var part = order[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (part.from < to && part.to > from || from == to && part.to == from) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        f(Math.max(part.from, from), Math.min(part.to, to), part.level == 1 ? "rtl" : "ltr"); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function bidiLeft(part) { return part.level % 2 ? part.to : part.from; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function bidiRight(part) { return part.level % 2 ? part.from : part.to; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function lineLeft(line) { var order = getOrder(line); return order ? bidiLeft(order[0]) : 0; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function lineRight(line) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var order = getOrder(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!order) return line.text.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return bidiRight(lst(order)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function lineStart(cm, lineN) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var line = getLine(cm.doc, lineN); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var visual = visualLine(cm.doc, line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (visual != line) lineN = lineNo(visual); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var order = getOrder(visual); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var ch = !order ? 0 : order[0].level % 2 ? lineRight(visual) : lineLeft(visual); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return Pos(lineN, ch); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function lineEnd(cm, lineN) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var merged, line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    while (merged = collapsedSpanAtEnd(line = getLine(cm.doc, lineN))) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      lineN = merged.find().to.line; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var order = getOrder(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var ch = !order ? line.text.length : order[0].level % 2 ? lineLeft(line) : lineRight(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return Pos(lineN, ch); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // This is somewhat involved. It is needed in order to move 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // 'visually' through bi-directional text -- i.e., pressing left 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // should make the cursor go left, even when in RTL text. The 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // tricky part is the 'jumps', where RTL and LTR text touch each 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // other. This often requires the cursor offset to move more than 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // one unit, in order to visually move one unit. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function moveVisually(line, start, dir, byUnit) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var bidi = getOrder(line); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (!bidi) return moveLogically(line, start, dir, byUnit); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var moveOneUnit = byUnit ? function(pos, dir) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      do pos += dir; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      while (pos > 0 && isExtendingChar.test(line.text.charAt(pos))); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return pos; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } : function(pos, dir) { return pos + dir; }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var linedir = bidi[0].level; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    for (var i = 0; i < bidi.length; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var part = bidi[i], sticky = part.level % 2 == linedir; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if ((part.from < start && part.to > start) || 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          (sticky && (part.from == start || part.to == start))) break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var target = moveOneUnit(start, part.level % 2 ? -dir : dir); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    while (target != null) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (part.level % 2 == linedir) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (target < part.from || target > part.to) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          part = bidi[i += dir]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          target = part && (dir > 0 == part.level % 2 ? moveOneUnit(part.to, -1) : moveOneUnit(part.from, 1)); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (target == bidiLeft(part)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          part = bidi[--i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          target = part && bidiRight(part); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else if (target == bidiRight(part)) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          part = bidi[++i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          target = part && bidiLeft(part); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else break; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return target < 0 || target > line.text.length ? null : target; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  function moveLogically(line, start, dir, byUnit) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var target = start + dir; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    if (byUnit) while (target > 0 && isExtendingChar.test(line.text.charAt(target))) target += dir; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return target < 0 || target > line.text.length ? null : target; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Bidirectional ordering algorithm 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // See http://unicode.org/reports/tr9/tr9-13.html for the algorithm 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // that this (partially) implements. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // One-char codes used for character types: 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // L (L):   Left-to-Right 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // R (R):   Right-to-Left 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // r (AL):  Right-to-Left Arabic 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // 1 (EN):  European Number 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // + (ES):  European Number Separator 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // % (ET):  European Number Terminator 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // n (AN):  Arabic Number 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // , (CS):  Common Number Separator 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // m (NSM): Non-Spacing Mark 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // b (BN):  Boundary Neutral 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // s (B):   Paragraph Separator 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // t (S):   Segment Separator 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // w (WS):  Whitespace 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // N (ON):  Other Neutrals 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // Returns null if characters are ordered as they appear 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // (left-to-right), or an array of sections ({from, to, level} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // objects) in the order in which they occur visually. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  var bidiOrdering = (function() { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Character types for codepoints 0 to 0xff 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var lowTypes = "bbbbbbbbbtstwsbbbbbbbbbbbbbbssstwNN%%%NNNNNN,N,N1111111111NNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNbbbbbbsbbbbbbbbbbbbbbbbbbbbbbbbbb,N%%%%NNNNLNNNNN%%11NLNNN1LNNNNNLLLLLLLLLLLLLLLLLLLLLLLNLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLNLLLLLLLL"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Character types for codepoints 0x600 to 0x6ff 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var arabicTypes = "rrrrrrrrrrrr,rNNmmmmmmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmrrrrrrrnnnnnnnnnn%nnrrrmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmmmmmmNmmmmrrrrrrrrrrrrrrrrrr"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    function charType(code) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (code <= 0xff) return lowTypes.charAt(code); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else if (0x590 <= code && code <= 0x5f4) return "R"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else if (0x600 <= code && code <= 0x6ff) return arabicTypes.charAt(code - 0x600); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else if (0x700 <= code && code <= 0x8ac) return "r"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      else return "L"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var bidiRE = /[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac]/; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var isNeutral = /[stwN]/, isStrong = /[LRr]/, countsAsLeft = /[Lb1n]/, countsAsNum = /[1n]/; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    // Browsers seem to always treat the boundaries of block elements as being L. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    var outerType = "L"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    return function(str) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (!bidiRE.test(str)) return false; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var len = str.length, types = []; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0, type; i < len; ++i) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        types.push(type = charType(str.charCodeAt(i))); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // W1. Examine each non-spacing mark (NSM) in the level run, and 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // change the type of the NSM to the type of the previous 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // character. If the NSM is at the start of the level run, it will 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // get the type of sor. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0, prev = outerType; i < len; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var type = types[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (type == "m") types[i] = prev; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else prev = type; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // W2. Search backwards from each instance of a European number 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // until the first strong type (R, L, AL, or sor) is found. If an 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // AL is found, change the type of the European number to Arabic 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // number. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // W3. Change all ALs to R. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0, cur = outerType; i < len; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var type = types[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (type == "1" && cur == "r") types[i] = "n"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else if (isStrong.test(type)) { cur = type; if (type == "r") types[i] = "R"; } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // W4. A single European separator between two European numbers 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // changes to a European number. A single common separator between 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // two numbers of the same type changes to that type. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 1, prev = types[0]; i < len - 1; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var type = types[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (type == "+" && prev == "1" && types[i+1] == "1") types[i] = "1"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else if (type == "," && prev == types[i+1] && 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-                 (prev == "1" || prev == "n")) types[i] = prev; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        prev = type; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // W5. A sequence of European terminators adjacent to European 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // numbers changes to all European numbers. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // W6. Otherwise, separators and terminators change to Other 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Neutral. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < len; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var type = types[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (type == ",") types[i] = "N"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else if (type == "%") { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          for (var end = i + 1; end < len && types[end] == "%"; ++end) {} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var replace = (i && types[i-1] == "!") || (end < len - 1 && types[end] == "1") ? "1" : "N"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          for (var j = i; j < end; ++j) types[j] = replace; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          i = end - 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // W7. Search backwards from each instance of a European number 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // until the first strong type (R, L, or sor) is found. If an L is 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // found, then change the type of the European number to L. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0, cur = outerType; i < len; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        var type = types[i]; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (cur == "L" && type == "1") types[i] = "L"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        else if (isStrong.test(type)) cur = type; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // N1. A sequence of neutrals takes the direction of the 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // surrounding strong text if the text on both sides has the same 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // direction. European and Arabic numbers act as if they were R in 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // terms of their influence on neutrals. Start-of-level-run (sor) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // and end-of-level-run (eor) are used at level run boundaries. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // N2. Any remaining neutrals take the embedding direction. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < len; ++i) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (isNeutral.test(types[i])) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          for (var end = i + 1; end < len && isNeutral.test(types[end]); ++end) {} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var before = (i ? types[i-1] : outerType) == "L"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var after = (end < len - 1 ? types[end] : outerType) == "L"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var replace = before || after ? "L" : "R"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          for (var j = i; j < end; ++j) types[j] = replace; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          i = end - 1; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // Here we depart from the documented algorithm, in order to avoid 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // building up an actual levels array. Since there are only three 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // levels (0, 1, 2) in an implementation that doesn't take 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // explicit embedding into account, we can build up the order on 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      // the fly, without following the level-based algorithm. 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      var order = [], m; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      for (var i = 0; i < len;) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        if (countsAsLeft.test(types[i])) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var start = i; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          for (++i; i < len && countsAsLeft.test(types[i]); ++i) {} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          order.push({from: start, to: i, level: 0}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } else { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          var pos = i, at = order.length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          for (++i; i < len && types[i] != "L"; ++i) {} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          for (var j = pos; j < i;) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            if (countsAsNum.test(types[j])) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              if (pos < j) order.splice(at, 0, {from: pos, to: j, level: 1}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              var nstart = j; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              for (++j; j < i && countsAsNum.test(types[j]); ++j) {} 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              order.splice(at, 0, {from: nstart, to: j, level: 2}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-              pos = j; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-            } else ++j; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-          if (pos < i) order.splice(at, 0, {from: pos, to: i, level: 1}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (order[0].level == 1 && (m = str.match(/^\s+/))) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        order[0].from = m[0].length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        order.unshift({from: 0, to: m[0].length, level: 0}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (lst(order).level == 1 && (m = str.match(/\s+$/))) { 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        lst(order).to -= m[0].length; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        order.push({from: len - m[0].length, to: len, level: 0}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      } 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      if (order[0].level != lst(order).level) 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-        order.push({from: len, to: len, level: order[0].level}); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-      return order; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-    }; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  })(); 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  // THE END 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  CodeMirror.version = "3.11"; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				- 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-  return CodeMirror; 
			 | 
		
	
		
			
				 | 
				 | 
			
			
				-})(); 
			 |