Devtools: expose scopes source location to debugger

src/debug/mirrors.js

 // Copyright 2006-2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 (function(global, utils) {
 "use strict";
 
 // ----------------------------------------------------------------------------
 // Imports
 
@@ skipping 2159 matching lines @@
     result += this.localsText();
   }
   return result;
 };
 
 
 // This indexes correspond definitions in debug-scopes.h.
 var kScopeDetailsTypeIndex = 0;
 var kScopeDetailsObjectIndex = 1;
 var kScopeDetailsNameIndex = 2;
+var kScopeDetailsStartPositionIndex = 3;
+var kScopeDetailsEndPositionIndex = 4;
+var kScopeDetailsFunctionIndex = 5;
 
 function ScopeDetails(frame, fun, index, opt_details) {
   if (frame) {
     this.break_id_ = frame.break_id_;
     this.details_ = opt_details ||
                     %GetScopeDetails(frame.break_id_,
                                      frame.details_.frameId(),
                                      frame.details_.inlinedFrameIndex(),
                                      index);
     this.frame_id_ = frame.details_.frameId();
@@ skipping 24 matching lines @@
 
 
 ScopeDetails.prototype.name = function() {
   if (!IS_UNDEFINED(this.break_id_)) {
     %CheckExecutionState(this.break_id_);
   }
   return this.details_[kScopeDetailsNameIndex];
 };
 
 
+ScopeDetails.prototype.startPosition = function() {
+  if (!IS_UNDEFINED(this.break_id_)) {
+    %CheckExecutionState(this.break_id_);
+  }
+  return this.details_[kScopeDetailsStartPositionIndex];
+}
+
+
+ScopeDetails.prototype.endPosition = function() {
+  if (!IS_UNDEFINED(this.break_id_)) {
+    %CheckExecutionState(this.break_id_);
+  }
+  return this.details_[kScopeDetailsEndPositionIndex];
+}
+
+ScopeDetails.prototype.func = function() {
+  if (!IS_UNDEFINED(this.break_id_)) {
+    %CheckExecutionState(this.break_id_);
+  }
+  return this.details_[kScopeDetailsFunctionIndex];
+}
+
+
 ScopeDetails.prototype.setVariableValueImpl = function(name, new_value) {
   var raw_res;
   if (!IS_UNDEFINED(this.break_id_)) {
     %CheckExecutionState(this.break_id_);
     raw_res = %SetScopeVariableValue(this.break_id_, this.frame_id_,
         this.inlined_frame_id_, this.index_, name, new_value);
   } else {
     raw_res = %SetScopeVariableValue(this.fun_value_, null, null, this.index_,
         name, new_value);
   }
@@ skipping 810 matching lines @@
 // Functions needed by the debugger runtime.
 utils.InstallFunctions(utils, DONT_ENUM, [
   "ClearMirrorCache", ClearMirrorCache
 ]);
 
 // Export to debug.js
 utils.Export(function(to) {
   to.MirrorType = MirrorType;
 });
 })