Backend for css rule tracking

third_party/WebKit/Source/devtools/front_end/sdk/CSSModel.js

 /*
  * Copyright (C) 2010 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 62 matching lines @@
     StyleSheetRemoved: Symbol("StyleSheetRemoved"),
     SourceMapAttached: Symbol("SourceMapAttached"),
     SourceMapDetached: Symbol("SourceMapDetached"),
     SourceMapChanged: Symbol("SourceMapChanged")
 };
 
 WebInspector.CSSModel.MediaTypes = ["all", "braille", "embossed", "handheld", "print", "projection", "screen", "speech", "tty", "tv"];
 
 WebInspector.CSSModel.PseudoStateMarker = "pseudo-state-marker";
 
+/** @typedef {!{range: !WebInspector.TextRange, styleSheetId: !CSSAgent.StyleSheetId, wasUsed: boolean}} */
+WebInspector.CSSModel.RuleTextRange;
+
 /**
  * @constructor
  * @param {!CSSAgent.StyleSheetId} styleSheetId
  * @param {!WebInspector.TextRange} oldRange
  * @param {string} newText
  * @param {?Object} payload
  */
 WebInspector.CSSModel.Edit = function(styleSheetId, oldRange, newText, payload)
 {
     this.styleSheetId = styleSheetId;
@@ skipping 480 matching lines @@
          * @param {!Array<string>=} backgroundColors
          * @return {?Array<string>}
          */
         function backgroundColorsCallback(error, backgroundColors) {
             return !error && backgroundColors ? backgroundColors : null;
         }
         return this._agent.getBackgroundColors(nodeId, backgroundColorsCallback);
     },
 
     /**
+     * @param {boolean} enable
+     */
+    startSelectorRecording: function(enable)
+    {
+        this._agent.setSelectorRecording(enable);
+    },
+
+    /**
+     * @return {!Promise<?Array<!WebInspector.CSSModel.RuleTextRange>>}
+     */
+    ruleListPromise: function()
+    {
+        /**
+        * @param {?string} error
+        * @param {!Array<!CSSAgent.RuleUsage>=} CSSRules
+        * @return {?Array<!WebInspector.CSSModel.RuleTextRange>}}
+        */
+        function usedRulesCallback(error, CSSRules)
+        {
+            if (error || !CSSRules)
+                return null;
+
+            return CSSRules.map(rule => ({range: rule.range, styleSheetId: rule.styleSheetId, wasUsed: rule.status}));
+        }
+        return this._agent.getRuleList(usedRulesCallback);
+    },
+
+    /**
      * @param {number} nodeId
      * @return {!Promise.<?Array.<!CSSAgent.PlatformFontUsage>>}
      */
     platformFontsPromise: function(nodeId)
     {
         /**
          * @param {?Protocol.Error} error
          * @param {?Array.<!CSSAgent.PlatformFontUsage>} fonts
          * @return {?Array.<!CSSAgent.PlatformFontUsage>}
          */
@@ skipping 656 matching lines @@
 /**
  * @constructor
  * @param {?WebInspector.CSSStyleDeclaration} inlineStyle
  * @param {?WebInspector.CSSStyleDeclaration} attributesStyle
  */
 WebInspector.CSSModel.InlineStyleResult = function(inlineStyle, attributesStyle)
 {
     this.inlineStyle = inlineStyle;
     this.attributesStyle = attributesStyle;
 };