DevTools: introduce ResourceMapping

third_party/WebKit/Source/devtools/front_end/bindings/DebuggerWorkspaceBinding.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 /**
  * @unrestricted
  * @implements {SDK.SDKModelObserver<!SDK.DebuggerModel>}
  */
 Bindings.DebuggerWorkspaceBinding = class {
   /**
    * @param {!SDK.TargetManager} targetManager
@@ skipping 280 matching lines @@
       debuggerModel.addEventListener(SDK.DebuggerModel.Events.ParsedScriptSource, this._parsedScriptSource, this),
       debuggerModel.addEventListener(
           SDK.DebuggerModel.Events.FailedToParseScriptSource, this._parsedScriptSource, this),
       debuggerModel.addEventListener(
           SDK.DebuggerModel.Events.DiscardedAnonymousScriptSource, this._discardedScriptSource, this)
     ];
   }
 
   /**
    * @param {!SDK.DebuggerModel.Location} rawLocation
+   * @return {?Workspace.UILocation}
+   */
+  _htmlUILocation(rawLocation) {
+    var script = rawLocation.script();
+    if (!script)
+      return null;
+    var uiSourceCode =
+        Bindings.resourceBindingManager.uiSourceCodeForURL(script.debuggerModel.target(), script.sourceURL);
+    return uiSourceCode ? uiSourceCode.uiLocation(rawLocation.lineNumber, rawLocation.columnNumber) : null;
+  }
+
+  /**
+   * @param {!Workspace.UISourceCode} uiSourceCode
+   * @param {number} lineNumber
+   * @param {number} columnNumber
+   * @return {?SDK.DebuggerModel.Location}
+   */
+  _htmlRawLocation(uiSourceCode, lineNumber, columnNumber) {
+    if (!Bindings.resourceBindingManager.ownsUISourceCode(this._debuggerModel.target(), uiSourceCode))

[dgozman, 2017/06/12 18:48:50]

uiLocationToJSLocation

[lushnikov, 2017/06/12 22:05:56]

Turns out this is not needed - simply calling
this._debuggerModel.createRawLocationByURL is enough.

+      return null;
+    return this._debuggerModel.createRawLocationByURL(uiSourceCode.url(), lineNumber, columnNumber);
+  }
+
+  /**
+   * @param {!SDK.DebuggerModel.Location} rawLocation
    * @return {!Workspace.UILocation}
    */
   _rawLocationToUILocation(rawLocation) {
     var uiLocation = null;
     uiLocation = uiLocation || this._compilerMapping.rawLocationToUILocation(rawLocation);
     uiLocation = uiLocation || this._resourceMapping.rawLocationToUILocation(rawLocation);
+    uiLocation = uiLocation || this._htmlUILocation(rawLocation);
     uiLocation = uiLocation || this._defaultMapping.rawLocationToUILocation(rawLocation);
     // DefaultMapping ensures uiLocation for every rawLocation.
     console.assert(uiLocation);
     return /** @type {!Workspace.UILocation} */ (uiLocation);
   }
 
   /**
    * @param {!Workspace.UISourceCode} uiSourceCode
    * @param {number} lineNumber
    * @param {number} columnNumber
    * @return {?SDK.DebuggerModel.Location}
    */
   _uiLocationToRawLocation(uiSourceCode, lineNumber, columnNumber) {
     var rawLocation = null;
     rawLocation = rawLocation || this._compilerMapping.uiLocationToRawLocation(uiSourceCode, lineNumber, columnNumber);
     rawLocation = rawLocation || this._resourceMapping.uiLocationToRawLocation(uiSourceCode, lineNumber, columnNumber);
+    rawLocation = rawLocation || this._htmlRawLocation(uiSourceCode, lineNumber, columnNumber);
     rawLocation = rawLocation || this._defaultMapping.uiLocationToRawLocation(uiSourceCode, lineNumber, columnNumber);
     return rawLocation;
   }
 
   /**
    * @param {!SDK.DebuggerPausedDetails} debuggerPausedDetails
    * @return {boolean}
    */
   _beforePaused(debuggerPausedDetails) {
     return !!this._compilerMapping.mapsToSourceCode(debuggerPausedDetails.callFrames[0].location());
@@ skipping 194 matching lines @@
    * @param {number} columnNumber
    * @return {?SDK.DebuggerModel.Location}
    */
   uiLocationToRawLocation(uiSourceCode, lineNumber, columnNumber) {},
 };
 
 /**
  * @type {!Bindings.DebuggerWorkspaceBinding}
  */
 Bindings.debuggerWorkspaceBinding;