Devtools: [WIP] Implement enhanced devtools extension language APIs

Source/devtools/front_end/workspace/UISourceCode.js

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 502 matching lines @@
     isDirty: function()
     {
         return typeof this._workingCopy !== "undefined" || typeof this._workingCopyGetter !== "undefined";
     },
 
     /**
      * @return {string}
      */
     extension: function()
     {
-        var lastIndexOfDot = this._name.lastIndexOf(".");
-        var extension = lastIndexOfDot !== -1 ? this._name.substr(lastIndexOfDot + 1) : "";
-        var indexOfQuestionMark = extension.indexOf("?");
-        if (indexOfQuestionMark !== -1)
-            extension = extension.substr(0, indexOfQuestionMark);
-        return extension;
+        return WebInspector.TextUtils.extension(this._name);
     },
 
     /**
      * @return {?string}
      */
     content: function()
     {
         return this._content;
     },
 
@@ skipping 180 matching lines @@
      * @param {string} query
      * @param {boolean} caseSensitive
      * @param {boolean} isRegex
      * @param {function(!Array.<!WebInspector.ContentProvider.SearchMatch>)} callback
      */
     searchInContent: function(query, caseSensitive, isRegex, callback)
     {
         callback([]);
     }
 }
+
+/**
+ * @constructor
+ * @param {string} text
+ * @param {string} kind
+ * @param {{startLine: number, startColumn: number, endLine: number, endColumn: number}} location
+ */
+WebInspector.UISourceCodeMessage = function(text, kind, location) {
+    this._text = text;
+    this._kind = kind;
+    this._location = location;
+}
+
+WebInspector.UISourceCodeMessage.prototype = {
+    /**
+     * @return {string}
+     */
+    text: function() {
+        return this._text;
+    },
+
+    /**
+     * @return {string}
+     */
+    kind: function() {
+        return this._kind;
+    },
+
+    /**
+     * @return {{startLine: number, startColumn: number, endLine: number, endColumn: number}}
+     */
+    location: function() {
+        return this._location;
+    }
+}
+
+/**
+ * @constructor
+ * @param {!WebInspector.UISourceCode} source
+ * @param {!Array<!WebInspector.UISourceCodeMessage>} messages
+ */
+WebInspector.UISourceCodeMessages = function(source, messages)
+{
+    this._source = source;
+    this._messages = messages;
+}
+
+WebInspector.UISourceCodeMessages.prototype = {
+    /**
+     * @return {!WebInspector.UISourceCode}
+     */
+    source: function() {
+        return this._source;
+    },
+    
+    /**
+     * @return {!Array<!WebInspector.UISourceCodeMessage>}
+     */
+    messages: function() {
+        return this._messages;
+    }
+}