DevTools: Show detailed information for exceptions during snippet execution.

Source/devtools/front_end/sdk/ScriptSnippetModel.js

Index: Source/devtools/front_end/sdk/ScriptSnippetModel.js
diff --git a/Source/devtools/front_end/sdk/ScriptSnippetModel.js b/Source/devtools/front_end/sdk/ScriptSnippetModel.js
index 450f1515be66d381f4bbfd268408975462c3b2c5..d6de822e61fb55b146cd1239ce26f063a1779be3 100644
--- a/Source/devtools/front_end/sdk/ScriptSnippetModel.js
+++ b/Source/devtools/front_end/sdk/ScriptSnippetModel.js
@@ -221,11 +221,11 @@ WebInspector.ScriptSnippetModel.prototype = {
         /**
          * @param {!WebInspector.Target} target
          * @param {?string} error
-         * @param {string=} scriptId
-         * @param {string=} syntaxErrorMessage
+         * @param {!DebuggerAgent.ScriptId=} scriptId
+         * @param {?DebuggerAgent.ExceptionDetails=} exceptionDetails
          * @this {WebInspector.ScriptSnippetModel}
          */
-        function compileCallback(target, error, scriptId, syntaxErrorMessage, lineNumber, columnNumber)
+        function compileCallback(target, error, scriptId, exceptionDetails)
         {
             if (!uiSourceCode || uiSourceCode._evaluationIndex !== evaluationIndex)
                 return;
@@ -236,16 +236,7 @@ WebInspector.ScriptSnippetModel.prototype = {
             }
 
             if (!scriptId) {
-                var consoleMessage = new WebInspector.ConsoleMessage(
-                        target,
-                        WebInspector.ConsoleMessage.MessageSource.JS,
-                        WebInspector.ConsoleMessage.MessageLevel.Error,
-                        syntaxErrorMessage || "",
-                        undefined,
-                        evaluationUrl,
-                        lineNumber,
-                        columnNumber);
-                target.consoleModel.addMessage(consoleMessage);
+                this._printRunOrCompileScriptResultFailure(target, exceptionDetails, evaluationUrl);
                 return;
             }
 
@@ -262,7 +253,6 @@ WebInspector.ScriptSnippetModel.prototype = {
      */
     _runScript: function(scriptId, executionContext, sourceURL)
     {
-        console.error(executionContext);
         var target = executionContext.target();
         target.debuggerAgent().runScript(scriptId, executionContext.id, "console", false, runCallback.bind(this, target));
 
@@ -270,39 +260,66 @@ WebInspector.ScriptSnippetModel.prototype = {
          * @param {!WebInspector.Target} target
          * @param {?string} error
          * @param {?RuntimeAgent.RemoteObject} result
-         * @param {boolean=} wasThrown
+         * @param {?DebuggerAgent.ExceptionDetails=} exceptionDetails
          * @this {WebInspector.ScriptSnippetModel}
          */
-        function runCallback(target, error, result, wasThrown, lineNumber, columnNumber)
+        function runCallback(target, error, result, exceptionDetails)
         {
             if (error) {
                 console.error(error);
                 return;
             }
 
-            this._printRunScriptResult(target, result, wasThrown, sourceURL, lineNumber, columnNumber);
+            var wasThrown = !!exceptionDetails;
+            if (!wasThrown)
+                this._printRunScriptResult(target, result, sourceURL);
+            else
+                this._printRunOrCompileScriptResultFailure(target, exceptionDetails, sourceURL);
         }
     },
 
     /**
      * @param {!WebInspector.Target} target
      * @param {?RuntimeAgent.RemoteObject} result
-     * @param {boolean=} wasThrown
+     * @param {?string=} sourceURL
      */
-    _printRunScriptResult: function(target, result, wasThrown, sourceURL, lineNumber, columnNumber)
+    _printRunScriptResult: function(target, result, sourceURL)
     {
-        var level = (wasThrown ? WebInspector.ConsoleMessage.MessageLevel.Error : WebInspector.ConsoleMessage.MessageLevel.Log);
-        var message = new WebInspector.ConsoleMessage(target,
+        var consoleMessage = new WebInspector.ConsoleMessage(
+            target,
             WebInspector.ConsoleMessage.MessageSource.JS,
-            level,
-            (wasThrown ? result.description : ""),
+            WebInspector.ConsoleMessage.MessageLevel.Log,
+            "",
             undefined,
-            (wasThrown ? sourceURL : undefined),
-            (wasThrown ? lineNumber : undefined),
-            (wasThrown ? columnNumber : undefined),
+            sourceURL,
             undefined,
-            (wasThrown ? undefined : [result]));
-        target.consoleModel.addMessage(message);
+            undefined,
+            undefined,
+            [result],
+            undefined);
+        target.consoleModel.addMessage(consoleMessage);
+    },
+
+    /**
+     * @param {!WebInspector.Target} target
+     * @param {?DebuggerAgent.ExceptionDetails=} exceptionDetails
+     * @param {?string=} sourceURL
+     */
+    _printRunOrCompileScriptResultFailure: function(target, exceptionDetails, sourceURL)
+    {
+        var consoleMessage = new WebInspector.ConsoleMessage(
+            target,
+            exceptionDetails.source,
+            WebInspector.ConsoleMessage.MessageLevel.Error,
+            exceptionDetails.text,
+            undefined,
+            sourceURL,
+            exceptionDetails.line,
+            exceptionDetails.column,
+            undefined,
+            undefined,
+            exceptionDetails.stackTrace);
+        target.consoleModel.addMessage(consoleMessage);
     },
 
     /**