Implementation of version 0.0.1

jquery.xontent.js

@@ -0,0 +1,57 @@
+(function ($) {
+
+    $.fn.xontent = function () {
+        return this.map(function (index, el) {
+            return xontent(el).toArray();
+        });
+    };
+
+    function xontent(el) {
+        var $el = $(el), data, content, match;
+
+        data = $el.data('xontent');
+        if (data instanceof $) {
+            // already set
+            return data;
+        }
+
+        content = el.content;
+        if (content instanceof DocumentFragment) {
+            // template tag or something that behaves similarly
+            $el.data('xontent', $(content));
+            return xontent(el);
+        }
+
+        if (typeof data === "string") {
+            // see selector, adopting xontent of external element
+            match = data.match(/^see (.*)$/);
+            if (match) {
+                return $(match[1]).xontent();
+            }
+
+            // until selector, taking next siblings until sentinel
+            // if sentinel is not present, go until end of parent
+            match = data.match(/^until (.*)$/);
+            if (match) {
+                return xontentInterval(el, el, $el.nextAll(match[1]).get(0));
+            }
+        }
+
+        // my contents
+        return xontentInterval(el, null, null);
+    }
+
+    function xontentInterval(el, child, stop) {
+        var fragment = document.createDocumentFragment();
+        child = child ? child.nextSibling : el.firstChild;
+        while (child != stop) {
+            var next = child.nextSibling;
+            fragment.appendChild(child);
+            child = next;
+        }
+
+        $(el).data('xontent', $(fragment));
+        return xontent(el);
+    }
+
+}(jQuery));