smalltalk.addPackage('Compiler-Semantic', {}); smalltalk.addClass('LexicalScope', smalltalk.Object, ['node', 'instruction', 'temps', 'args', 'outerScope'], 'Compiler-Semantic'); smalltalk.LexicalScope.comment="I represent a lexical scope where variable names are associated with ScopeVars\x0aInstances are used for block scopes. Method scopes are instances of MethodLexicalScope.\x0a\x0aI am attached to a ScopeVar and method/block nodes.\x0aEach context (method/closure) get a fresh scope that inherits from its outer scope." smalltalk.addMethod( "_addArg_", smalltalk.method({ selector: "addArg:", category: 'adding', fn: function (aString) { var self=this; smalltalk.send(smalltalk.send(self, "_args", []), "_at_put_", [aString, smalltalk.send((smalltalk.ArgVar || ArgVar), "_on_", [aString])]); smalltalk.send(smalltalk.send(smalltalk.send(self, "_args", []), "_at_", [aString]), "_scope_", [self]); return self;}, args: ["aString"], source: "addArg: aString\x0a\x09self args at: aString put: (ArgVar on: aString).\x0a\x09(self args at: aString) scope: self", messageSends: ["at:put:", "args", "on:", "scope:", "at:"], referencedClasses: ["ArgVar"] }), smalltalk.LexicalScope); smalltalk.addMethod( "_addTemp_", smalltalk.method({ selector: "addTemp:", category: 'adding', fn: function (aString) { var self=this; smalltalk.send(smalltalk.send(self, "_temps", []), "_at_put_", [aString, smalltalk.send((smalltalk.TempVar || TempVar), "_on_", [aString])]); smalltalk.send(smalltalk.send(smalltalk.send(self, "_temps", []), "_at_", [aString]), "_scope_", [self]); return self;}, args: ["aString"], source: "addTemp: aString\x0a\x09self temps at: aString put: (TempVar on: aString).\x0a\x09(self temps at: aString) scope: self", messageSends: ["at:put:", "temps", "on:", "scope:", "at:"], referencedClasses: ["TempVar"] }), smalltalk.LexicalScope); smalltalk.addMethod( "_allVariableNames", smalltalk.method({ selector: "allVariableNames", category: 'accessing', fn: function () { var self=this; return smalltalk.send(smalltalk.send(smalltalk.send(self, "_args", []), "_keys", []), "__comma", [smalltalk.send(smalltalk.send(self, "_temps", []), "_keys", [])]); return self;}, args: [], source: "allVariableNames\x0a\x09^ self args keys, self temps keys", messageSends: [",", "keys", "args", "temps"], referencedClasses: [] }), smalltalk.LexicalScope); smalltalk.addMethod( "_args", smalltalk.method({ selector: "args", category: 'accessing', fn: function () { var self=this; return (($receiver = self['@args']) == nil || $receiver == undefined) ? (function(){return (self['@args']=smalltalk.send((smalltalk.Dictionary || Dictionary), "_new", []));})() : $receiver; return self;}, args: [], source: "args\x0a\x09^ args ifNil: [ args := Dictionary new ]", messageSends: ["ifNil:", "new"], referencedClasses: ["Dictionary"] }), smalltalk.LexicalScope); smalltalk.addMethod( "_bindingFor_", smalltalk.method({ selector: "bindingFor:", category: 'accessing', fn: function (aStringOrNode) { var self=this; return smalltalk.send(smalltalk.send(self, "_pseudoVars", []), "_at_ifAbsent_", [smalltalk.send(aStringOrNode, "_value", []), (function(){return smalltalk.send(smalltalk.send(self, "_args", []), "_at_ifAbsent_", [smalltalk.send(aStringOrNode, "_value", []), (function(){return smalltalk.send(smalltalk.send(self, "_temps", []), "_at_ifAbsent_", [smalltalk.send(aStringOrNode, "_value", []), (function(){return nil;})]);})]);})]); return self;}, args: ["aStringOrNode"], source: "bindingFor: aStringOrNode\x0a\x09^ self pseudoVars at: aStringOrNode value ifAbsent: [ \x0a\x09\x09self args at: aStringOrNode value ifAbsent: [\x0a\x09\x09\x09self temps at: aStringOrNode value ifAbsent: [ nil ]]]", messageSends: ["at:ifAbsent:", "pseudoVars", "value", "args", "temps"], referencedClasses: [] }), smalltalk.LexicalScope); smalltalk.addMethod( "_instruction", smalltalk.method({ selector: "instruction", category: 'accessing', fn: function (){ var self=this; return self['@instruction']; return self;}, args: [], source: "instruction\x0a\x09^ instruction", messageSends: [], referencedClasses: [] }), smalltalk.LexicalScope); smalltalk.addMethod( "_instruction_", smalltalk.method({ selector: "instruction:", category: 'accessing', fn: function (anIRInstruction){ var self=this; (self['@instruction']=anIRInstruction); return self;}, args: ["anIRInstruction"], source: "instruction: anIRInstruction\x0a\x09instruction := anIRInstruction", messageSends: [], referencedClasses: [] }), smalltalk.LexicalScope); smalltalk.addMethod( "_isMethodScope", smalltalk.method({ selector: "isMethodScope", category: 'testing', fn: function () { var self=this; return false; return self;}, args: [], source: "isMethodScope\x0a\x09^ false", messageSends: [], referencedClasses: [] }), smalltalk.LexicalScope); smalltalk.addMethod( "_lookupVariable_", smalltalk.method({ selector: "lookupVariable:", category: 'accessing', fn: function (aNode) { var self=this; var lookup=nil; (lookup=smalltalk.send(self, "_bindingFor_", [aNode])); (($receiver = lookup) == nil || $receiver == undefined) ? (function(){return (lookup=(($receiver = smalltalk.send(self, "_outerScope", [])) != nil && $receiver != undefined) ? (function(){return smalltalk.send(smalltalk.send(self, "_outerScope", []), "_lookupVariable_", [aNode]);})() : nil);})() : $receiver; return lookup; return self;}, args: ["aNode"], source: "lookupVariable: aNode\x0a\x09| lookup |\x0a\x09lookup := (self bindingFor: aNode).\x0a\x09lookup ifNil: [\x0a\x09\x09lookup := self outerScope ifNotNil: [ \x0a\x09\x09\x09(self outerScope lookupVariable: aNode) ]].\x0a\x09^ lookup", messageSends: ["bindingFor:", "ifNil:", "ifNotNil:", "outerScope", "lookupVariable:"], referencedClasses: [] }), smalltalk.LexicalScope); smalltalk.addMethod( "_methodScope", smalltalk.method({ selector: "methodScope", category: 'accessing', fn: function () { var self=this; return (($receiver = smalltalk.send(self, "_outerScope", [])) != nil && $receiver != undefined) ? (function(){return smalltalk.send(smalltalk.send(self, "_outerScope", []), "_methodScope", []);})() : nil; return self;}, args: [], source: "methodScope\x0a\x09^ self outerScope ifNotNil: [\x0a\x09\x09self outerScope methodScope ]", messageSends: ["ifNotNil:", "outerScope", "methodScope"], referencedClasses: [] }), smalltalk.LexicalScope); smalltalk.addMethod( "_node", smalltalk.method({ selector: "node", category: 'accessing', fn: function () { var self=this; return self['@node']; return self;}, args: [], source: "node\x0a\x09\x22Answer the node in which I am defined\x22\x0a\x09\x0a\x09^ node", messageSends: [], referencedClasses: [] }), smalltalk.LexicalScope); smalltalk.addMethod( "_node_", smalltalk.method({ selector: "node:", category: 'accessing', fn: function (aNode) { var self=this; (self['@node']=aNode); return self;}, args: ["aNode"], source: "node: aNode\x0a\x09node := aNode", messageSends: [], referencedClasses: [] }), smalltalk.LexicalScope); smalltalk.addMethod( "_outerScope", smalltalk.method({ selector: "outerScope", category: 'accessing', fn: function () { var self=this; return self['@outerScope']; return self;}, args: [], source: "outerScope\x0a\x09^ outerScope", messageSends: [], referencedClasses: [] }), smalltalk.LexicalScope); smalltalk.addMethod( "_outerScope_", smalltalk.method({ selector: "outerScope:", category: 'accessing', fn: function (aLexicalScope) { var self=this; (self['@outerScope']=aLexicalScope); return self;}, args: ["aLexicalScope"], source: "outerScope: aLexicalScope\x0a\x09outerScope := aLexicalScope", messageSends: [], referencedClasses: [] }), smalltalk.LexicalScope); smalltalk.addMethod( "_pseudoVars", smalltalk.method({ selector: "pseudoVars", category: 'accessing', fn: function () { var self=this; return smalltalk.send(smalltalk.send(self, "_methodScope", []), "_pseudoVars", []); return self;}, args: [], source: "pseudoVars\x0a\x09^ self methodScope pseudoVars", messageSends: ["pseudoVars", "methodScope"], referencedClasses: [] }), smalltalk.LexicalScope); smalltalk.addMethod( "_scopeLevel", smalltalk.method({ selector: "scopeLevel", category: 'accessing', fn: function () { var self=this; return ((($receiver = (($receiver = smalltalk.send(self, "_outerScope", [])) == nil || $receiver == undefined) ? (function(){return (0);})() : (function(){return smalltalk.send(smalltalk.send(self, "_outerScope", []), "_scopeLevel", []);})()).klass === smalltalk.Number) ? $receiver +(1) : smalltalk.send($receiver, "__plus", [(1)])); return self;}, args: [], source: "scopeLevel\x0a\x09^ (self outerScope \x0a\x09\x09ifNil: [ 0 ]\x0a\x09\x09ifNotNil: [ self outerScope scopeLevel ]) + 1", messageSends: ["+", "ifNil:ifNotNil:", "outerScope", "scopeLevel"], referencedClasses: [] }), smalltalk.LexicalScope); smalltalk.addMethod( "_temps", smalltalk.method({ selector: "temps", category: 'accessing', fn: function () { var self=this; return (($receiver = self['@temps']) == nil || $receiver == undefined) ? (function(){return (self['@temps']=smalltalk.send((smalltalk.Dictionary || Dictionary), "_new", []));})() : $receiver; return self;}, args: [], source: "temps\x0a\x09^ temps ifNil: [ temps := Dictionary new ]", messageSends: ["ifNil:", "new"], referencedClasses: ["Dictionary"] }), smalltalk.LexicalScope); smalltalk.addClass('MethodLexicalScope', smalltalk.LexicalScope, ['iVars', 'unknownVariables', 'localReturn', 'nonLocalReturns'], 'Compiler-Semantic'); smalltalk.MethodLexicalScope.comment="I represent a method scope." smalltalk.addMethod( "_addIVar_", smalltalk.method({ selector: "addIVar:", category: 'adding', fn: function (aString){ var self=this; smalltalk.send(smalltalk.send(self, "_iVars", []), "_at_put_", [aString, smalltalk.send((smalltalk.InstanceVar || InstanceVar), "_on_", [aString])]); smalltalk.send(smalltalk.send(smalltalk.send(self, "_iVars", []), "_at_", [aString]), "_scope_", [self]); return self;}, args: ["aString"], source: "addIVar: aString\x0a\x09self iVars at: aString put: (InstanceVar on: aString).\x0a\x09(self iVars at: aString) scope: self", messageSends: ["at:put:", "iVars", "on:", "scope:", "at:"], referencedClasses: ["InstanceVar"] }), smalltalk.MethodLexicalScope); smalltalk.addMethod( "_addNonLocalReturn_", smalltalk.method({ selector: "addNonLocalReturn:", category: 'adding', fn: function (aNode){ var self=this; smalltalk.send(smalltalk.send(self, "_nonLocalReturns", []), "_add_", [aNode]); return self;}, args: ["aNode"], source: "addNonLocalReturn: aNode\x0a\x09self nonLocalReturns add: aNode", messageSends: ["add:", "nonLocalReturns"], referencedClasses: [] }), smalltalk.MethodLexicalScope); smalltalk.addMethod( "_allVariableNames", smalltalk.method({ selector: "allVariableNames", category: 'accessing', fn: function () { var self=this; return smalltalk.send(smalltalk.send(self, "_allVariableNames", [], smalltalk.MethodLexicalScope.superclass || nil), "__comma", [smalltalk.send(smalltalk.send(self, "_iVars", []), "_keys", [])]); return self;}, args: [], source: "allVariableNames\x0a\x09^ super allVariableNames, self iVars keys", messageSends: [",", "allVariableNames", "keys", "iVars"], referencedClasses: [] }), smalltalk.MethodLexicalScope); smalltalk.addMethod( "_bindingFor_", smalltalk.method({ selector: "bindingFor:", category: 'accessing', fn: function (aNode) { var self=this; return (($receiver = smalltalk.send(self, "_bindingFor_", [aNode], smalltalk.MethodLexicalScope.superclass || nil)) == nil || $receiver == undefined) ? (function(){return smalltalk.send(smalltalk.send(self, "_iVars", []), "_at_ifAbsent_", [smalltalk.send(aNode, "_value", []), (function(){return nil;})]);})() : $receiver; return self;}, args: ["aNode"], source: "bindingFor: aNode\x0a\x09^ (super bindingFor: aNode) ifNil: [\x0a\x09\x09self iVars at: aNode value ifAbsent: [ nil ]]", messageSends: ["ifNil:", "bindingFor:", "at:ifAbsent:", "iVars", "value"], referencedClasses: [] }), smalltalk.MethodLexicalScope); smalltalk.addMethod( "_hasLocalReturn", smalltalk.method({ selector: "hasLocalReturn", category: 'testing', fn: function () { var self=this; return smalltalk.send(self, "_localReturn", []); return self;}, args: [], source: "hasLocalReturn\x0a\x09^ self localReturn", messageSends: ["localReturn"], referencedClasses: [] }), smalltalk.MethodLexicalScope); smalltalk.addMethod( "_hasNonLocalReturn", smalltalk.method({ selector: "hasNonLocalReturn", category: 'testing', fn: function (){ var self=this; return smalltalk.send(smalltalk.send(self, "_nonLocalReturns", []), "_notEmpty", []); return self;}, args: [], source: "hasNonLocalReturn\x0a\x09^ self nonLocalReturns notEmpty", messageSends: ["notEmpty", "nonLocalReturns"], referencedClasses: [] }), smalltalk.MethodLexicalScope); smalltalk.addMethod( "_iVars", smalltalk.method({ selector: "iVars", category: 'accessing', fn: function () { var self=this; return (($receiver = self['@iVars']) == nil || $receiver == undefined) ? (function(){return (self['@iVars']=smalltalk.send((smalltalk.Dictionary || Dictionary), "_new", []));})() : $receiver; return self;}, args: [], source: "iVars\x0a\x09^ iVars ifNil: [ iVars := Dictionary new ]", messageSends: ["ifNil:", "new"], referencedClasses: ["Dictionary"] }), smalltalk.MethodLexicalScope); smalltalk.addMethod( "_isMethodScope", smalltalk.method({ selector: "isMethodScope", category: 'testing', fn: function () { var self=this; return true; return self;}, args: [], source: "isMethodScope\x0a\x09^ true", messageSends: [], referencedClasses: [] }), smalltalk.MethodLexicalScope); smalltalk.addMethod( "_localReturn", smalltalk.method({ selector: "localReturn", category: 'accessing', fn: function () { var self=this; return (($receiver = self['@localReturn']) == nil || $receiver == undefined) ? (function(){return false;})() : $receiver; return self;}, args: [], source: "localReturn\x0a\x09^ localReturn ifNil: [ false ]", messageSends: ["ifNil:"], referencedClasses: [] }), smalltalk.MethodLexicalScope); smalltalk.addMethod( "_localReturn_", smalltalk.method({ selector: "localReturn:", category: 'accessing', fn: function (aBoolean) { var self=this; (self['@localReturn']=aBoolean); return self;}, args: ["aBoolean"], source: "localReturn: aBoolean\x0a\x09localReturn := aBoolean", messageSends: [], referencedClasses: [] }), smalltalk.MethodLexicalScope); smalltalk.addMethod( "_methodScope", smalltalk.method({ selector: "methodScope", category: 'accessing', fn: function () { var self=this; return self; return self;}, args: [], source: "methodScope\x0a\x09^ self", messageSends: [], referencedClasses: [] }), smalltalk.MethodLexicalScope); smalltalk.addMethod( "_nonLocalReturn", smalltalk.method({ selector: "nonLocalReturn", category: 'accessing', fn: function () { var self=this; return (($receiver = self['@nonLocalReturn']) == nil || $receiver == undefined) ? (function(){return false;})() : $receiver; return self;}, args: [], source: "nonLocalReturn\x0a\x09^ nonLocalReturn ifNil: [ false ]", messageSends: ["ifNil:"], referencedClasses: [] }), smalltalk.MethodLexicalScope); smalltalk.addMethod( "_nonLocalReturn_", smalltalk.method({ selector: "nonLocalReturn:", category: 'accessing', fn: function (aBoolean) { var self=this; (self['@nonLocalReturn']=aBoolean); return self;}, args: ["aBoolean"], source: "nonLocalReturn: aBoolean\x0a\x09nonLocalReturn := aBoolean", messageSends: [], referencedClasses: [] }), smalltalk.MethodLexicalScope); smalltalk.addMethod( "_nonLocalReturns", smalltalk.method({ selector: "nonLocalReturns", category: 'accessing', fn: function (){ var self=this; return (($receiver = self['@nonLocalReturns']) == nil || $receiver == undefined) ? (function(){return (self['@nonLocalReturns']=smalltalk.send((smalltalk.OrderedCollection || OrderedCollection), "_new", []));})() : $receiver; return self;}, args: [], source: "nonLocalReturns\x0a\x09^ nonLocalReturns ifNil: [ nonLocalReturns := OrderedCollection new ]", messageSends: ["ifNil:", "new"], referencedClasses: ["OrderedCollection"] }), smalltalk.MethodLexicalScope); smalltalk.addMethod( "_pseudoVars", smalltalk.method({ selector: "pseudoVars", category: 'accessing', fn: function () { var self=this; (($receiver = (typeof pseudoVars == 'undefined' ? nil : pseudoVars)) == nil || $receiver == undefined) ? (function(){(pseudoVars=smalltalk.send((smalltalk.Dictionary || Dictionary), "_new", []));return smalltalk.send(smalltalk.send(smalltalk.send((smalltalk.Smalltalk || Smalltalk), "_current", []), "_pseudoVariableNames", []), "_do_", [(function(each){return smalltalk.send((typeof pseudoVars == 'undefined' ? nil : pseudoVars), "_at_put_", [each, (function($rec){smalltalk.send($rec, "_scope_", [smalltalk.send(self, "_methodScope", [])]);return smalltalk.send($rec, "_yourself", []);})(smalltalk.send((smalltalk.PseudoVar || PseudoVar), "_on_", [each]))]);})]);})() : $receiver; return (typeof pseudoVars == 'undefined' ? nil : pseudoVars); return self;}, args: [], source: "pseudoVars\x0a\x09pseudoVars ifNil: [\x0a\x09\x09pseudoVars := Dictionary new.\x0a\x09\x09Smalltalk current pseudoVariableNames do: [ :each |\x0a\x09\x09\x09pseudoVars at: each put: ((PseudoVar on: each)\x0a\x09\x09\x09\x09scope: self methodScope;\x0a\x09\x09\x09\x09yourself) ]].\x0a\x09^ pseudoVars", messageSends: ["ifNil:", "new", "do:", "pseudoVariableNames", "current", "at:put:", "scope:", "methodScope", "yourself", "on:"], referencedClasses: ["Dictionary", "Smalltalk", "PseudoVar"] }), smalltalk.MethodLexicalScope); smalltalk.addMethod( "_removeNonLocalReturn_", smalltalk.method({ selector: "removeNonLocalReturn:", category: 'adding', fn: function (aNode){ var self=this; smalltalk.send(smalltalk.send(self, "_nonLocalReturns", []), "_remove_ifAbsent_", [aNode, (function(){return nil;})]); return self;}, args: ["aNode"], source: "removeNonLocalReturn: aNode\x0a\x09self nonLocalReturns remove: aNode ifAbsent: []", messageSends: ["remove:ifAbsent:", "nonLocalReturns"], referencedClasses: [] }), smalltalk.MethodLexicalScope); smalltalk.addMethod( "_unknownVariables", smalltalk.method({ selector: "unknownVariables", category: 'accessing', fn: function () { var self=this; return (($receiver = self['@unknownVariables']) == nil || $receiver == undefined) ? (function(){return (self['@unknownVariables']=smalltalk.send((smalltalk.OrderedCollection || OrderedCollection), "_new", []));})() : $receiver; return self;}, args: [], source: "unknownVariables\x0a\x09^ unknownVariables ifNil: [ unknownVariables := OrderedCollection new ]", messageSends: ["ifNil:", "new"], referencedClasses: ["OrderedCollection"] }), smalltalk.MethodLexicalScope); smalltalk.addClass('ScopeVar', smalltalk.Object, ['scope', 'name'], 'Compiler-Semantic'); smalltalk.ScopeVar.comment="I am an entry in a LexicalScope that gets associated with variable nodes of the same name. \x0aThere are 4 different subclasses of vars: temp vars, local vars, args, and unknown/global vars." smalltalk.addMethod( "_alias", smalltalk.method({ selector: "alias", category: 'accessing', fn: function () { var self=this; return smalltalk.send(smalltalk.send(self, "_name", []), "_asVariableName", []); return self;}, args: [], source: "alias\x0a\x09^ self name asVariableName", messageSends: ["asVariableName", "name"], referencedClasses: [] }), smalltalk.ScopeVar); smalltalk.addMethod( "_isArgVar", smalltalk.method({ selector: "isArgVar", category: 'testing', fn: function () { var self=this; return false; return self;}, args: [], source: "isArgVar\x0a\x09^ false", messageSends: [], referencedClasses: [] }), smalltalk.ScopeVar); smalltalk.addMethod( "_isClassRefVar", smalltalk.method({ selector: "isClassRefVar", category: 'testing', fn: function (){ var self=this; return false; return self;}, args: [], source: "isClassRefVar\x0a\x09^ false", messageSends: [], referencedClasses: [] }), smalltalk.ScopeVar); smalltalk.addMethod( "_isInstanceVar", smalltalk.method({ selector: "isInstanceVar", category: 'testing', fn: function () { var self=this; return false; return self;}, args: [], source: "isInstanceVar\x0a\x09^ false", messageSends: [], referencedClasses: [] }), smalltalk.ScopeVar); smalltalk.addMethod( "_isPseudoVar", smalltalk.method({ selector: "isPseudoVar", category: 'testing', fn: function () { var self=this; return false; return self;}, args: [], source: "isPseudoVar\x0a\x09^ false", messageSends: [], referencedClasses: [] }), smalltalk.ScopeVar); smalltalk.addMethod( "_isTempVar", smalltalk.method({ selector: "isTempVar", category: 'testing', fn: function () { var self=this; return false; return self;}, args: [], source: "isTempVar\x0a\x09^ false", messageSends: [], referencedClasses: [] }), smalltalk.ScopeVar); smalltalk.addMethod( "_isUnknownVar", smalltalk.method({ selector: "isUnknownVar", category: 'testing', fn: function () { var self=this; return false; return self;}, args: [], source: "isUnknownVar\x0a\x09^ false", messageSends: [], referencedClasses: [] }), smalltalk.ScopeVar); smalltalk.addMethod( "_name", smalltalk.method({ selector: "name", category: 'accessing', fn: function () { var self=this; return self['@name']; return self;}, args: [], source: "name\x0a\x09^ name", messageSends: [], referencedClasses: [] }), smalltalk.ScopeVar); smalltalk.addMethod( "_name_", smalltalk.method({ selector: "name:", category: 'accessing', fn: function (aString) { var self=this; (self['@name']=aString); return self;}, args: ["aString"], source: "name: aString\x0a\x09name := aString", messageSends: [], referencedClasses: [] }), smalltalk.ScopeVar); smalltalk.addMethod( "_scope", smalltalk.method({ selector: "scope", category: 'accessing', fn: function () { var self=this; return self['@scope']; return self;}, args: [], source: "scope\x0a\x09^ scope", messageSends: [], referencedClasses: [] }), smalltalk.ScopeVar); smalltalk.addMethod( "_scope_", smalltalk.method({ selector: "scope:", category: 'accessing', fn: function (aScope) { var self=this; (self['@scope']=aScope); return self;}, args: ["aScope"], source: "scope: aScope\x0a\x09scope := aScope", messageSends: [], referencedClasses: [] }), smalltalk.ScopeVar); smalltalk.addMethod( "_validateAssignment", smalltalk.method({ selector: "validateAssignment", category: 'testing', fn: function () { var self=this; ((($receiver = smalltalk.send(smalltalk.send(self, "_isArgVar", []), "_or_", [(function(){return smalltalk.send(self, "_isPseudoVar", []);})])).klass === smalltalk.Boolean) ? ($receiver ? (function(){return (function($rec){smalltalk.send($rec, "_variableName_", [smalltalk.send(self, "_name", [])]);return smalltalk.send($rec, "_signal", []);})(smalltalk.send((smalltalk.InvalidAssignmentError || InvalidAssignmentError), "_new", []));})() : nil) : smalltalk.send($receiver, "_ifTrue_", [(function(){return (function($rec){smalltalk.send($rec, "_variableName_", [smalltalk.send(self, "_name", [])]);return smalltalk.send($rec, "_signal", []);})(smalltalk.send((smalltalk.InvalidAssignmentError || InvalidAssignmentError), "_new", []));})])); return self;}, args: [], source: "validateAssignment\x0a\x09(self isArgVar or: [ self isPseudoVar ]) ifTrue: [\x0a\x09\x09InvalidAssignmentError new\x0a\x09\x09\x09variableName: self name;\x0a\x09\x09\x09signal]", messageSends: ["ifTrue:", "or:", "isArgVar", "isPseudoVar", "variableName:", "name", "signal", "new"], referencedClasses: ["InvalidAssignmentError"] }), smalltalk.ScopeVar); smalltalk.addMethod( "_on_", smalltalk.method({ selector: "on:", category: 'instance creation', fn: function (aString) { var self=this; return (function($rec){smalltalk.send($rec, "_name_", [aString]);return smalltalk.send($rec, "_yourself", []);})(smalltalk.send(self, "_new", [])); return self;}, args: ["aString"], source: "on: aString\x0a\x09^ self new \x0a\x09\x09name: aString;\x0a\x09\x09yourself", messageSends: ["name:", "yourself", "new"], referencedClasses: [] }), smalltalk.ScopeVar.klass); smalltalk.addClass('AliasVar', smalltalk.ScopeVar, ['node'], 'Compiler-Semantic'); smalltalk.AliasVar.comment="I am an internally defined variable by the compiler" smalltalk.addMethod( "_node", smalltalk.method({ selector: "node", category: 'accessing', fn: function () { var self=this; return self['@node']; return self;}, args: [], source: "node\x0a\x09^ node", messageSends: [], referencedClasses: [] }), smalltalk.AliasVar); smalltalk.addMethod( "_node_", smalltalk.method({ selector: "node:", category: 'accessing', fn: function (aNode) { var self=this; (self['@node']=aNode); return self;}, args: ["aNode"], source: "node: aNode\x0a\x09node := aNode", messageSends: [], referencedClasses: [] }), smalltalk.AliasVar); smalltalk.addClass('ArgVar', smalltalk.ScopeVar, [], 'Compiler-Semantic'); smalltalk.ArgVar.comment="I am an argument of a method or block." smalltalk.addMethod( "_isArgVar", smalltalk.method({ selector: "isArgVar", category: 'testing', fn: function () { var self=this; return true; return self;}, args: [], source: "isArgVar\x0a\x09^ true", messageSends: [], referencedClasses: [] }), smalltalk.ArgVar); smalltalk.addClass('ClassRefVar', smalltalk.ScopeVar, [], 'Compiler-Semantic'); smalltalk.ClassRefVar.comment="I am an class reference variable" smalltalk.addMethod( "_alias", smalltalk.method({ selector: "alias", category: 'accessing', fn: function (){ var self=this; return smalltalk.send(smalltalk.send(smalltalk.send(smalltalk.send("(smalltalk.", "__comma", [smalltalk.send(self, "_name", [])]), "__comma", [" || "]), "__comma", [smalltalk.send(self, "_name", [])]), "__comma", [")"]); return self;}, args: [], source: "alias\x0a\x09^ '(smalltalk.', self name, ' || ', self name, ')'", messageSends: [",", "name"], referencedClasses: [] }), smalltalk.ClassRefVar); smalltalk.addMethod( "_isClassRefVar", smalltalk.method({ selector: "isClassRefVar", category: 'testing', fn: function (){ var self=this; return true; return self;}, args: [], source: "isClassRefVar\x0a\x09^ true", messageSends: [], referencedClasses: [] }), smalltalk.ClassRefVar); smalltalk.addClass('InstanceVar', smalltalk.ScopeVar, [], 'Compiler-Semantic'); smalltalk.InstanceVar.comment="I am an instance variable of a method or block." smalltalk.addMethod( "_alias", smalltalk.method({ selector: "alias", category: 'testing', fn: function (){ var self=this; return smalltalk.send(smalltalk.send("self[\x22@", "__comma", [smalltalk.send(self, "_name", [])]), "__comma", ["\x22]"]); return self;}, args: [], source: "alias\x0a\x09^ 'self[\x22@', self name, '\x22]'", messageSends: [",", "name"], referencedClasses: [] }), smalltalk.InstanceVar); smalltalk.addMethod( "_isInstanceVar", smalltalk.method({ selector: "isInstanceVar", category: 'testing', fn: function () { var self=this; return true; return self;}, args: [], source: "isInstanceVar\x0a\x09^ true", messageSends: [], referencedClasses: [] }), smalltalk.InstanceVar); smalltalk.addClass('PseudoVar', smalltalk.ScopeVar, [], 'Compiler-Semantic'); smalltalk.PseudoVar.comment="I am an pseudo variable.\x0a\x0aThe five Smalltalk pseudo variables are: 'self', 'super', 'nil', 'true' and 'false'" smalltalk.addMethod( "_alias", smalltalk.method({ selector: "alias", category: 'accessing', fn: function () { var self=this; return smalltalk.send(self, "_name", []); return self;}, args: [], source: "alias\x0a\x09^ self name", messageSends: ["name"], referencedClasses: [] }), smalltalk.PseudoVar); smalltalk.addMethod( "_isPseudoVar", smalltalk.method({ selector: "isPseudoVar", category: 'testing', fn: function () { var self=this; return true; return self;}, args: [], source: "isPseudoVar\x0a\x09^ true", messageSends: [], referencedClasses: [] }), smalltalk.PseudoVar); smalltalk.addClass('TempVar', smalltalk.ScopeVar, [], 'Compiler-Semantic'); smalltalk.TempVar.comment="I am an temporary variable of a method or block." smalltalk.addMethod( "_isTempVar", smalltalk.method({ selector: "isTempVar", category: 'testing', fn: function () { var self=this; return true; return self;}, args: [], source: "isTempVar\x0a\x09^ true", messageSends: [], referencedClasses: [] }), smalltalk.TempVar); smalltalk.addClass('UnknownVar', smalltalk.ScopeVar, [], 'Compiler-Semantic'); smalltalk.UnknownVar.comment="I am an unknown variable. Amber uses unknown variables as JavaScript globals" smalltalk.addMethod( "_isUnknownVar", smalltalk.method({ selector: "isUnknownVar", category: 'testing', fn: function () { var self=this; return true; return self;}, args: [], source: "isUnknownVar\x0a\x09^ true", messageSends: [], referencedClasses: [] }), smalltalk.UnknownVar); smalltalk.addClass('SemanticAnalyzer', smalltalk.NodeVisitor, ['currentScope', 'theClass', 'classReferences', 'messageSends'], 'Compiler-Semantic'); smalltalk.SemanticAnalyzer.comment="I semantically analyze the abstract syntax tree and annotate it with informations such as non local returns and variable scopes." smalltalk.addMethod( "_allowUnknownVariables", smalltalk.method({ selector: "allowUnknownVariables", category: 'testing', fn: function () { var self=this; return true; return self;}, args: [], source: "allowUnknownVariables\x0a\x09^ true", messageSends: [], referencedClasses: [] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_classReferences", smalltalk.method({ selector: "classReferences", category: 'accessing', fn: function () { var self=this; return (($receiver = self['@classReferences']) == nil || $receiver == undefined) ? (function(){return (self['@classReferences']=smalltalk.send((smalltalk.Set || Set), "_new", []));})() : $receiver; return self;}, args: [], source: "classReferences\x0a\x09^ classReferences ifNil: [ classReferences := Set new ]", messageSends: ["ifNil:", "new"], referencedClasses: ["Set"] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_errorShadowingVariable_", smalltalk.method({ selector: "errorShadowingVariable:", category: 'error handling', fn: function (aString) { var self=this; (function($rec){smalltalk.send($rec, "_variableName_", [aString]);return smalltalk.send($rec, "_signal", []);})(smalltalk.send((smalltalk.ShadowingVariableError || ShadowingVariableError), "_new", [])); return self;}, args: ["aString"], source: "errorShadowingVariable: aString\x0a\x09ShadowingVariableError new\x0a\x09\x09variableName: aString;\x0a\x09\x09signal", messageSends: ["variableName:", "signal", "new"], referencedClasses: ["ShadowingVariableError"] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_errorUnknownVariable_", smalltalk.method({ selector: "errorUnknownVariable:", category: 'error handling', fn: function (aNode) { var self=this; ((($receiver = smalltalk.send(self, "_allowUnknownVariables", [])).klass === smalltalk.Boolean) ? ($receiver ? (function(){return smalltalk.send(smalltalk.send(smalltalk.send(self['@currentScope'], "_methodScope", []), "_unknownVariables", []), "_add_", [smalltalk.send(aNode, "_value", [])]);})() : (function(){return (function($rec){smalltalk.send($rec, "_variableName_", [smalltalk.send(aNode, "_value", [])]);return smalltalk.send($rec, "_signal", []);})(smalltalk.send((smalltalk.UnknownVariableError || UnknownVariableError), "_new", []));})()) : smalltalk.send($receiver, "_ifTrue_ifFalse_", [(function(){return smalltalk.send(smalltalk.send(smalltalk.send(self['@currentScope'], "_methodScope", []), "_unknownVariables", []), "_add_", [smalltalk.send(aNode, "_value", [])]);}), (function(){return (function($rec){smalltalk.send($rec, "_variableName_", [smalltalk.send(aNode, "_value", [])]);return smalltalk.send($rec, "_signal", []);})(smalltalk.send((smalltalk.UnknownVariableError || UnknownVariableError), "_new", []));})])); return self;}, args: ["aNode"], source: "errorUnknownVariable: aNode\x0a\x09self allowUnknownVariables \x0a\x09\x09ifTrue: [ currentScope methodScope unknownVariables add: aNode value ]\x0a\x09\x09ifFalse: [ \x0a\x09\x09\x09UnknownVariableError new\x0a\x09\x09\x09\x09variableName: aNode value;\x0a\x09\x09\x09\x09signal ]", messageSends: ["ifTrue:ifFalse:", "allowUnknownVariables", "add:", "unknownVariables", "methodScope", "value", "variableName:", "signal", "new"], referencedClasses: ["UnknownVariableError"] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_messageSends", smalltalk.method({ selector: "messageSends", category: 'accessing', fn: function () { var self=this; return (($receiver = self['@messageSends']) == nil || $receiver == undefined) ? (function(){return (self['@messageSends']=smalltalk.send((smalltalk.Set || Set), "_new", []));})() : $receiver; return self;}, args: [], source: "messageSends\x0a\x09^ messageSends ifNil: [ messageSends := Set new ]", messageSends: ["ifNil:", "new"], referencedClasses: ["Set"] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_newBlockScope", smalltalk.method({ selector: "newBlockScope", category: 'factory', fn: function () { var self=this; return smalltalk.send(self, "_newScopeOfClass_", [(smalltalk.LexicalScope || LexicalScope)]); return self;}, args: [], source: "newBlockScope\x0a\x09^ self newScopeOfClass: LexicalScope", messageSends: ["newScopeOfClass:"], referencedClasses: ["LexicalScope"] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_newMethodScope", smalltalk.method({ selector: "newMethodScope", category: 'factory', fn: function () { var self=this; return smalltalk.send(self, "_newScopeOfClass_", [(smalltalk.MethodLexicalScope || MethodLexicalScope)]); return self;}, args: [], source: "newMethodScope\x0a\x09^ self newScopeOfClass: MethodLexicalScope", messageSends: ["newScopeOfClass:"], referencedClasses: ["MethodLexicalScope"] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_newScopeOfClass_", smalltalk.method({ selector: "newScopeOfClass:", category: 'factory', fn: function (aLexicalScopeClass) { var self=this; return (function($rec){smalltalk.send($rec, "_outerScope_", [self['@currentScope']]);return smalltalk.send($rec, "_yourself", []);})(smalltalk.send(aLexicalScopeClass, "_new", [])); return self;}, args: ["aLexicalScopeClass"], source: "newScopeOfClass: aLexicalScopeClass\x0a\x09^ aLexicalScopeClass new \x0a\x09\x09outerScope: currentScope;\x0a\x09\x09yourself", messageSends: ["outerScope:", "yourself", "new"], referencedClasses: [] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_popScope", smalltalk.method({ selector: "popScope", category: 'scope', fn: function () { var self=this; (($receiver = self['@currentScope']) != nil && $receiver != undefined) ? (function(){return (self['@currentScope']=smalltalk.send(self['@currentScope'], "_outerScope", []));})() : nil; return self;}, args: [], source: "popScope\x0a\x09currentScope ifNotNil: [\x0a\x09\x09currentScope := currentScope outerScope ]", messageSends: ["ifNotNil:", "outerScope"], referencedClasses: [] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_pseudoVariables", smalltalk.method({ selector: "pseudoVariables", category: 'accessing', fn: function () { var self=this; return ["self", "super", "true", "false", "nil", "thisContext"]; return self;}, args: [], source: "pseudoVariables\x0a\x09^#('self' 'super' 'true' 'false' 'nil' 'thisContext')", messageSends: [], referencedClasses: [] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_pushScope_", smalltalk.method({ selector: "pushScope:", category: 'scope', fn: function (aScope) { var self=this; smalltalk.send(aScope, "_outerScope_", [self['@currentScope']]); (self['@currentScope']=aScope); return self;}, args: ["aScope"], source: "pushScope: aScope\x0a\x09aScope outerScope: currentScope.\x0a\x09currentScope := aScope", messageSends: ["outerScope:"], referencedClasses: [] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_theClass", smalltalk.method({ selector: "theClass", category: 'accessing', fn: function () { var self=this; return self['@theClass']; return self;}, args: [], source: "theClass\x0a\x09^ theClass", messageSends: [], referencedClasses: [] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_theClass_", smalltalk.method({ selector: "theClass:", category: 'accessing', fn: function (aClass) { var self=this; (self['@theClass']=aClass); return self;}, args: ["aClass"], source: "theClass: aClass\x0a\x09theClass := aClass", messageSends: [], referencedClasses: [] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_validateVariableScope_", smalltalk.method({ selector: "validateVariableScope:", category: 'scope', fn: function (aString) { var self=this; (($receiver = smalltalk.send(self['@currentScope'], "_lookupVariable_", [aString])) != nil && $receiver != undefined) ? (function(){return smalltalk.send(self, "_errorShadowingVariable_", [aString]);})() : nil; return self;}, args: ["aString"], source: "validateVariableScope: aString\x0a\x09\x22Validate the variable scope in by doing a recursive lookup, up to the method scope\x22\x0a\x0a\x09(currentScope lookupVariable: aString) ifNotNil: [\x0a\x09\x09self errorShadowingVariable: aString ]", messageSends: ["ifNotNil:", "lookupVariable:", "errorShadowingVariable:"], referencedClasses: [] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_visitAssignmentNode_", smalltalk.method({ selector: "visitAssignmentNode:", category: 'visiting', fn: function (aNode) { var self=this; smalltalk.send(self, "_visitAssignmentNode_", [aNode], smalltalk.SemanticAnalyzer.superclass || nil); smalltalk.send(smalltalk.send(aNode, "_left", []), "_beAssigned", []); smalltalk.send(smalltalk.send(aNode, "_right", []), "_beUsed", []); return self;}, args: ["aNode"], source: "visitAssignmentNode: aNode\x0a\x09super visitAssignmentNode: aNode.\x0a\x09aNode left beAssigned.\x0a\x09aNode right beUsed", messageSends: ["visitAssignmentNode:", "beAssigned", "left", "beUsed", "right"], referencedClasses: [] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_visitBlockNode_", smalltalk.method({ selector: "visitBlockNode:", category: 'visiting', fn: function (aNode){ var self=this; smalltalk.send(self, "_pushScope_", [smalltalk.send(self, "_newBlockScope", [])]); smalltalk.send(aNode, "_scope_", [self['@currentScope']]); smalltalk.send(self['@currentScope'], "_node_", [aNode]); smalltalk.send(smalltalk.send(aNode, "_parameters", []), "_do_", [(function(each){smalltalk.send(self, "_validateVariableScope_", [each]);return smalltalk.send(self['@currentScope'], "_addArg_", [each]);})]); smalltalk.send(self, "_visitBlockNode_", [aNode], smalltalk.SemanticAnalyzer.superclass || nil); smalltalk.send(self, "_popScope", []); return self;}, args: ["aNode"], source: "visitBlockNode: aNode\x0a\x09self pushScope: self newBlockScope.\x0a\x09aNode scope: currentScope.\x0a\x09currentScope node: aNode.\x0a\x09\x0a\x09aNode parameters do: [ :each | \x0a\x09\x09self validateVariableScope: each.\x0a\x09\x09currentScope addArg: each ].\x0a\x0a\x09super visitBlockNode: aNode.\x0a\x09self popScope", messageSends: ["pushScope:", "newBlockScope", "scope:", "node:", "do:", "parameters", "validateVariableScope:", "addArg:", "visitBlockNode:", "popScope"], referencedClasses: [] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_visitCascadeNode_", smalltalk.method({ selector: "visitCascadeNode:", category: 'visiting', fn: function (aNode){ var self=this; var $1,$2,$3,$4,$5,$6,$7,$8,$9; $1=(function(each){ $2=smalltalk.send(aNode,"_receiver",[]); return smalltalk.send(each,"_receiver_",[$2]); }); $3=smalltalk.send(aNode,"_nodes",[]); smalltalk.send($3,"_do_",[$1]); smalltalk.send(self,"_visitCascadeNode_",[aNode],smalltalk.NodeVisitor); $4=(function(){ $5=(function(each){ return smalltalk.send(each,"_superSend_",[true]); }); $6=smalltalk.send(aNode,"_nodes",[]); return smalltalk.send($6,"_do_",[$5]); }); $7=smalltalk.send(aNode,"_nodes",[]); $8=smalltalk.send($7,"_first",[]); $9=smalltalk.send($8,"_superSend",[]); smalltalk.send($9,"_ifTrue_",[$4]); return self}, args: ["aNode"], source: "visitCascadeNode: aNode\x0a\x09\x22Populate the receiver into all children\x22\x0a\x09aNode nodes do: [ :each | \x0a\x09\x09each receiver: aNode receiver ].\x0a\x09super visitCascadeNode: aNode.\x0a\x09aNode nodes first superSend ifTrue: [\x0a\x09\x09aNode nodes do: [ :each | each superSend: true ]]", messageSends: ["do:", "receiver:", "receiver", "nodes", "visitCascadeNode:", "ifTrue:", "superSend:", "superSend", "first"], referencedClasses: [] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_visitClassReferenceNode_", smalltalk.method({ selector: "visitClassReferenceNode:", category: 'visiting', fn: function (aNode) { var self=this; smalltalk.send(smalltalk.send(self, "_classReferences", []), "_add_", [smalltalk.send(aNode, "_value", [])]); smalltalk.send(aNode, "_binding_", [(function($rec){smalltalk.send($rec, "_name_", [smalltalk.send(aNode, "_value", [])]);return smalltalk.send($rec, "_yourself", []);})(smalltalk.send((smalltalk.ClassRefVar || ClassRefVar), "_new", []))]); return self;}, args: ["aNode"], source: "visitClassReferenceNode: aNode\x0a\x09self classReferences add: aNode value.\x0a\x09aNode binding: (ClassRefVar new name: aNode value; yourself)", messageSends: ["add:", "classReferences", "value", "binding:", "name:", "yourself", "new"], referencedClasses: ["ClassRefVar"] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_visitMethodNode_", smalltalk.method({ selector: "visitMethodNode:", category: 'visiting', fn: function (aNode){ var self=this; smalltalk.send(self, "_pushScope_", [smalltalk.send(self, "_newMethodScope", [])]); smalltalk.send(aNode, "_scope_", [self['@currentScope']]); smalltalk.send(self['@currentScope'], "_node_", [aNode]); smalltalk.send(smalltalk.send(smalltalk.send(self, "_theClass", []), "_allInstanceVariableNames", []), "_do_", [(function(each){return smalltalk.send(self['@currentScope'], "_addIVar_", [each]);})]); smalltalk.send(smalltalk.send(aNode, "_arguments", []), "_do_", [(function(each){smalltalk.send(self, "_validateVariableScope_", [each]);return smalltalk.send(self['@currentScope'], "_addArg_", [each]);})]); smalltalk.send(self, "_visitMethodNode_", [aNode], smalltalk.SemanticAnalyzer.superclass || nil); (function($rec){smalltalk.send($rec, "_classReferences_", [smalltalk.send(self, "_classReferences", [])]);return smalltalk.send($rec, "_messageSends_", [smalltalk.send(self, "_messageSends", [])]);})(aNode); smalltalk.send(self, "_popScope", []); return self;}, args: ["aNode"], source: "visitMethodNode: aNode\x0a\x09self pushScope: self newMethodScope.\x0a\x09aNode scope: currentScope.\x0a\x09currentScope node: aNode.\x0a\x0a\x09self theClass allInstanceVariableNames do: [:each | \x0a\x09\x09currentScope addIVar: each ].\x0a\x09aNode arguments do: [ :each | \x0a\x09\x09self validateVariableScope: each.\x0a\x09\x09currentScope addArg: each ].\x0a\x0a\x09super visitMethodNode: aNode.\x0a\x0a\x09aNode \x0a\x09\x09classReferences: self classReferences;\x0a\x09\x09messageSends: self messageSends.\x0a\x09self popScope", messageSends: ["pushScope:", "newMethodScope", "scope:", "node:", "do:", "allInstanceVariableNames", "theClass", "addIVar:", "arguments", "validateVariableScope:", "addArg:", "visitMethodNode:", "classReferences:", "classReferences", "messageSends:", "messageSends", "popScope"], referencedClasses: [] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_visitReturnNode_", smalltalk.method({ selector: "visitReturnNode:", category: 'visiting', fn: function (aNode){ var self=this; ((($receiver = smalltalk.send(self['@currentScope'], "_isMethodScope", [])).klass === smalltalk.Boolean) ? ($receiver ? (function(){return smalltalk.send(self['@currentScope'], "_localReturn_", [true]);})() : (function(){smalltalk.send(smalltalk.send(self['@currentScope'], "_methodScope", []), "_addNonLocalReturn_", [aNode]);return smalltalk.send(aNode, "_nonLocalReturn_", [true]);})()) : smalltalk.send($receiver, "_ifTrue_ifFalse_", [(function(){return smalltalk.send(self['@currentScope'], "_localReturn_", [true]);}), (function(){smalltalk.send(smalltalk.send(self['@currentScope'], "_methodScope", []), "_addNonLocalReturn_", [aNode]);return smalltalk.send(aNode, "_nonLocalReturn_", [true]);})])); smalltalk.send(smalltalk.send(smalltalk.send(aNode, "_nodes", []), "_first", []), "_beUsed", []); smalltalk.send(self, "_visitReturnNode_", [aNode], smalltalk.SemanticAnalyzer.superclass || nil); return self;}, args: ["aNode"], source: "visitReturnNode: aNode\x0a\x09currentScope isMethodScope \x0a\x09\x09ifTrue: [ currentScope localReturn: true ]\x0a\x09\x09ifFalse: [\x0a\x09\x09\x09currentScope methodScope addNonLocalReturn: aNode.\x0a\x09\x09\x09aNode nonLocalReturn: true ].\x0a\x09aNode nodes first beUsed.\x0a\x09super visitReturnNode: aNode", messageSends: ["ifTrue:ifFalse:", "isMethodScope", "localReturn:", "addNonLocalReturn:", "methodScope", "nonLocalReturn:", "beUsed", "first", "nodes", "visitReturnNode:"], referencedClasses: [] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_visitSendNode_", smalltalk.method({ selector: "visitSendNode:", category: 'visiting', fn: function (aNode){ var self=this; ((($receiver = smalltalk.send(smalltalk.send(smalltalk.send(aNode, "_receiver", []), "_value", []), "__eq", ["super"])).klass === smalltalk.Boolean) ? ($receiver ? (function(){smalltalk.send(aNode, "_superSend_", [true]);return smalltalk.send(smalltalk.send(aNode, "_receiver", []), "_value_", ["self"]);})() : nil) : smalltalk.send($receiver, "_ifTrue_", [(function(){smalltalk.send(aNode, "_superSend_", [true]);return smalltalk.send(smalltalk.send(aNode, "_receiver", []), "_value_", ["self"]);})])); smalltalk.send(smalltalk.send(self, "_messageSends", []), "_add_", [smalltalk.send(aNode, "_selector", [])]); (($receiver = smalltalk.send(aNode, "_receiver", [])) != nil && $receiver != undefined) ? (function(){return smalltalk.send(smalltalk.send(aNode, "_receiver", []), "_beUsed", []);})() : nil; smalltalk.send(smalltalk.send(aNode, "_arguments", []), "_do_", [(function(each){return ((($receiver = smalltalk.send(each, "_isSendNode", [])).klass === smalltalk.Boolean) ? ($receiver ? (function(){return smalltalk.send(each, "_beUsed", []);})() : nil) : smalltalk.send($receiver, "_ifTrue_", [(function(){return smalltalk.send(each, "_beUsed", []);})]));})]); smalltalk.send(self, "_visitSendNode_", [aNode], smalltalk.SemanticAnalyzer.superclass || nil); return self;}, args: ["aNode"], source: "visitSendNode: aNode\x0a\x0a\x09aNode receiver value = 'super' ifTrue: [\x0a\x09\x09aNode superSend: true.\x0a\x09\x09aNode receiver value: 'self'].\x0a\x0a\x09self messageSends add: aNode selector.\x0a\x09aNode receiver ifNotNil: [\x0a\x09\x09aNode receiver beUsed ].\x0a\x09aNode arguments do: [ :each |\x0a\x09\x09each isSendNode ifTrue: [ each beUsed ]].\x0a\x09super visitSendNode: aNode", messageSends: ["ifTrue:", "=", "value", "receiver", "superSend:", "value:", "add:", "messageSends", "selector", "ifNotNil:", "beUsed", "do:", "arguments", "isSendNode", "visitSendNode:"], referencedClasses: [] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_visitSequenceNode_", smalltalk.method({ selector: "visitSequenceNode:", category: 'visiting', fn: function (aNode) { var self=this; smalltalk.send(smalltalk.send(aNode, "_temps", []), "_do_", [(function(each){smalltalk.send(self, "_validateVariableScope_", [each]);return smalltalk.send(self['@currentScope'], "_addTemp_", [each]);})]); smalltalk.send(self, "_visitSequenceNode_", [aNode], smalltalk.SemanticAnalyzer.superclass || nil); return self;}, args: ["aNode"], source: "visitSequenceNode: aNode\x0a\x09aNode temps do: [ :each | \x0a\x09\x09self validateVariableScope: each.\x0a\x09\x09currentScope addTemp: each ].\x0a\x0a\x09super visitSequenceNode: aNode", messageSends: ["do:", "temps", "validateVariableScope:", "addTemp:", "visitSequenceNode:"], referencedClasses: [] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_visitVariableNode_", smalltalk.method({ selector: "visitVariableNode:", category: 'visiting', fn: function (aNode) { var self=this; smalltalk.send(aNode, "_binding_", [(($receiver = smalltalk.send(self['@currentScope'], "_lookupVariable_", [aNode])) == nil || $receiver == undefined) ? (function(){smalltalk.send(self, "_errorUnknownVariable_", [aNode]);return (function($rec){smalltalk.send($rec, "_name_", [smalltalk.send(aNode, "_value", [])]);return smalltalk.send($rec, "_yourself", []);})(smalltalk.send((smalltalk.UnknownVar || UnknownVar), "_new", []));})() : $receiver]); return self;}, args: ["aNode"], source: "visitVariableNode: aNode\x0a\x09\x22Bind a ScopeVar to aNode by doing a lookup in the current scope.\x0a\x09If no ScopeVar is found, bind a UnknowVar and throw an error\x22\x0a\x0a\x09aNode binding: ((currentScope lookupVariable: aNode) ifNil: [ \x0a\x09\x09self errorUnknownVariable: aNode.\x0a\x09\x09UnknownVar new name: aNode value; yourself ])", messageSends: ["binding:", "ifNil:", "lookupVariable:", "errorUnknownVariable:", "name:", "value", "yourself", "new"], referencedClasses: ["UnknownVar"] }), smalltalk.SemanticAnalyzer); smalltalk.addMethod( "_on_", smalltalk.method({ selector: "on:", category: 'instance creation', fn: function (aClass) { var self=this; return (function($rec){smalltalk.send($rec, "_theClass_", [aClass]);return smalltalk.send($rec, "_yourself", []);})(smalltalk.send(self, "_new", [])); return self;}, args: ["aClass"], source: "on: aClass\x0a\x09^ self new\x0a\x09\x09theClass: aClass;\x0a\x09\x09yourself", messageSends: ["theClass:", "yourself", "new"], referencedClasses: [] }), smalltalk.SemanticAnalyzer.klass);