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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/194247">194247</a></dd>
<dt>Author</dt> <dd>joepeck@webkit.org</dd>
<dt>Date</dt> <dd>2015-12-17 16:20:18 -0800 (Thu, 17 Dec 2015)</dd>
</dl>

<h3>Log Message</h3>
<pre>Web Inspector: Improve names in Debugger Call Stack section when paused
https://bugs.webkit.org/show_bug.cgi?id=152398

Reviewed by Brian Burg.

Source/JavaScriptCore:

* debugger/DebuggerCallFrame.cpp:
(JSC::DebuggerCallFrame::functionName):
Provide a better name from the underlying CallFrame.

* inspector/InjectedScriptSource.js:
(InjectedScript.CallFrameProxy):
Just call functionName, it will provide a better
than nothing function name.

* runtime/JSFunction.cpp:
(JSC::getCalculatedDisplayName):
Use emptyString().

* interpreter/CallFrame.h:
* interpreter/CallFrame.cpp:
(JSC::CallFrame::friendlyFunctionName):
This is the third similiar implementation of this,
but all other cases use other &quot;StackFrame&quot; objects.
Use the expected names for program code.

Source/WebInspectorUI:

* UserInterface/Controllers/DebuggerManager.js:
(WebInspector.DebuggerManager.prototype.debuggerDidPause):
Use a new fromPayload helper to construct the CallFrame and share code.

* UserInterface/Models/CallFrame.js:
(WebInspector.CallFrame.functionNameFromPayload):
(WebInspector.CallFrame.programCodeFromPayload):
(WebInspector.CallFrame.fromDebuggerPayload):
(WebInspector.CallFrame.fromPayload):
Add a new way to construct a call frame. There are two kinds of
CallFrame payloads in the protocol:
- Debugger.CallFrame, this new path
- Console.CallFrame, the pre-existing path</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceJavaScriptCoreChangeLog">trunk/Source/JavaScriptCore/ChangeLog</a></li>
<li><a href="#trunkSourceJavaScriptCoredebuggerDebuggerCallFramecpp">trunk/Source/JavaScriptCore/debugger/DebuggerCallFrame.cpp</a></li>
<li><a href="#trunkSourceJavaScriptCoreinspectorInjectedScriptSourcejs">trunk/Source/JavaScriptCore/inspector/InjectedScriptSource.js</a></li>
<li><a href="#trunkSourceJavaScriptCoreinterpreterCallFramecpp">trunk/Source/JavaScriptCore/interpreter/CallFrame.cpp</a></li>
<li><a href="#trunkSourceJavaScriptCoreinterpreterCallFrameh">trunk/Source/JavaScriptCore/interpreter/CallFrame.h</a></li>
<li><a href="#trunkSourceJavaScriptCoreruntimeJSFunctioncpp">trunk/Source/JavaScriptCore/runtime/JSFunction.cpp</a></li>
<li><a href="#trunkSourceWebInspectorUIChangeLog">trunk/Source/WebInspectorUI/ChangeLog</a></li>
<li><a href="#trunkSourceWebInspectorUIUserInterfaceControllersDebuggerManagerjs">trunk/Source/WebInspectorUI/UserInterface/Controllers/DebuggerManager.js</a></li>
<li><a href="#trunkSourceWebInspectorUIUserInterfaceModelsCallFramejs">trunk/Source/WebInspectorUI/UserInterface/Models/CallFrame.js</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceJavaScriptCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/ChangeLog (194246 => 194247)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/ChangeLog        2015-12-18 00:05:04 UTC (rev 194246)
+++ trunk/Source/JavaScriptCore/ChangeLog        2015-12-18 00:20:18 UTC (rev 194247)
</span><span class="lines">@@ -1,3 +1,30 @@
</span><ins>+2015-12-17  Joseph Pecoraro  &lt;pecoraro@apple.com&gt;
+
+        Web Inspector: Improve names in Debugger Call Stack section when paused
+        https://bugs.webkit.org/show_bug.cgi?id=152398
+
+        Reviewed by Brian Burg.
+
+        * debugger/DebuggerCallFrame.cpp:
+        (JSC::DebuggerCallFrame::functionName):
+        Provide a better name from the underlying CallFrame.
+
+        * inspector/InjectedScriptSource.js:
+        (InjectedScript.CallFrameProxy):
+        Just call functionName, it will provide a better
+        than nothing function name.
+
+        * runtime/JSFunction.cpp:
+        (JSC::getCalculatedDisplayName):
+        Use emptyString().
+
+        * interpreter/CallFrame.h:
+        * interpreter/CallFrame.cpp:
+        (JSC::CallFrame::friendlyFunctionName):
+        This is the third similiar implementation of this,
+        but all other cases use other &quot;StackFrame&quot; objects.
+        Use the expected names for program code.
+
</ins><span class="cx"> 2015-12-16  Joseph Pecoraro  &lt;pecoraro@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Web Inspector: Add JSContext Script Profiling
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoredebuggerDebuggerCallFramecpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/debugger/DebuggerCallFrame.cpp (194246 => 194247)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/debugger/DebuggerCallFrame.cpp        2015-12-18 00:05:04 UTC (rev 194246)
+++ trunk/Source/JavaScriptCore/debugger/DebuggerCallFrame.cpp        2015-12-18 00:20:18 UTC (rev 194247)
</span><span class="lines">@@ -128,11 +128,7 @@
</span><span class="cx">     ASSERT(isValid());
</span><span class="cx">     if (!isValid())
</span><span class="cx">         return String();
</span><del>-    JSFunction* function = jsDynamicCast&lt;JSFunction*&gt;(m_callFrame-&gt;callee());
-    if (!function)
-        return String();
-
-    return getCalculatedDisplayName(m_callFrame, function);
</del><ins>+    return m_callFrame-&gt;friendlyFunctionName();
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> DebuggerScope* DebuggerCallFrame::scope()
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoreinspectorInjectedScriptSourcejs"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/inspector/InjectedScriptSource.js (194246 => 194247)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/inspector/InjectedScriptSource.js        2015-12-18 00:05:04 UTC (rev 194246)
+++ trunk/Source/JavaScriptCore/inspector/InjectedScriptSource.js        2015-12-18 00:20:18 UTC (rev 194247)
</span><span class="lines">@@ -1344,7 +1344,7 @@
</span><span class="cx"> InjectedScript.CallFrameProxy = function(ordinal, callFrame)
</span><span class="cx"> {
</span><span class="cx">     this.callFrameId = &quot;{\&quot;ordinal\&quot;:&quot; + ordinal + &quot;,\&quot;injectedScriptId\&quot;:&quot; + injectedScriptId + &quot;}&quot;;
</span><del>-    this.functionName = (callFrame.type === &quot;function&quot; ? callFrame.functionName : &quot;&quot;);
</del><ins>+    this.functionName = callFrame.functionName;
</ins><span class="cx">     this.location = {scriptId: String(callFrame.sourceID), lineNumber: callFrame.line, columnNumber: callFrame.column};
</span><span class="cx">     this.scopeChain = this._wrapScopeChain(callFrame);
</span><span class="cx">     this.this = injectedScript._wrapObject(callFrame.thisObject, &quot;backtrace&quot;);
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoreinterpreterCallFramecpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/interpreter/CallFrame.cpp (194246 => 194247)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/interpreter/CallFrame.cpp        2015-12-18 00:05:04 UTC (rev 194246)
+++ trunk/Source/JavaScriptCore/interpreter/CallFrame.cpp        2015-12-18 00:20:18 UTC (rev 194247)
</span><span class="lines">@@ -230,6 +230,26 @@
</span><span class="cx">     registers()[activationRegister.offset()] = lexicalEnvironment;
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+String CallFrame::friendlyFunctionName()
+{
+    CodeBlock* codeBlock = this-&gt;codeBlock();
+    if (!codeBlock)
+        return emptyString();
+
+    switch (codeBlock-&gt;codeType()) {
+    case EvalCode:
+        return ASCIILiteral(&quot;eval code&quot;);
+    case ModuleCode:
+        return ASCIILiteral(&quot;module code&quot;);
+    case GlobalCode:
+        return ASCIILiteral(&quot;global code&quot;);
+    case FunctionCode:
+        if (callee())
+            return getCalculatedDisplayName(this, callee());
+        return emptyString();
+    }
+}
+
</ins><span class="cx"> void CallFrame::dump(PrintStream&amp; out)
</span><span class="cx"> {
</span><span class="cx">     if (CodeBlock* codeBlock = this-&gt;codeBlock()) {
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoreinterpreterCallFrameh"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/interpreter/CallFrame.h (194246 => 194247)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/interpreter/CallFrame.h        2015-12-18 00:05:04 UTC (rev 194246)
+++ trunk/Source/JavaScriptCore/interpreter/CallFrame.h        2015-12-18 00:20:18 UTC (rev 194247)
</span><span class="lines">@@ -243,6 +243,8 @@
</span><span class="cx">         void setCodeBlock(CodeBlock* codeBlock) { static_cast&lt;Register*&gt;(this)[JSStack::CodeBlock] = codeBlock; }
</span><span class="cx">         void setReturnPC(void* value) { callerFrameAndPC().pc = reinterpret_cast&lt;Instruction*&gt;(value); }
</span><span class="cx"> 
</span><ins>+        String friendlyFunctionName();
+
</ins><span class="cx">         // CallFrame::iterate() expects a Functor that implements the following method:
</span><span class="cx">         //     StackVisitor::Status operator()(StackVisitor&amp;);
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoreruntimeJSFunctioncpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/runtime/JSFunction.cpp (194246 => 194247)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/runtime/JSFunction.cpp        2015-12-18 00:05:04 UTC (rev 194246)
+++ trunk/Source/JavaScriptCore/runtime/JSFunction.cpp        2015-12-18 00:20:18 UTC (rev 194247)
</span><span class="lines">@@ -566,7 +566,7 @@
</span><span class="cx">         return function-&gt;calculatedDisplayName(callFrame);
</span><span class="cx">     if (InternalFunction* function = jsDynamicCast&lt;InternalFunction*&gt;(object))
</span><span class="cx">         return function-&gt;calculatedDisplayName(callFrame);
</span><del>-    return &quot;&quot;;
</del><ins>+    return emptyString();
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> } // namespace JSC
</span></span></pre></div>
<a id="trunkSourceWebInspectorUIChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebInspectorUI/ChangeLog (194246 => 194247)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebInspectorUI/ChangeLog        2015-12-18 00:05:04 UTC (rev 194246)
+++ trunk/Source/WebInspectorUI/ChangeLog        2015-12-18 00:20:18 UTC (rev 194247)
</span><span class="lines">@@ -1,3 +1,24 @@
</span><ins>+2015-12-17  Joseph Pecoraro  &lt;pecoraro@apple.com&gt;
+
+        Web Inspector: Improve names in Debugger Call Stack section when paused
+        https://bugs.webkit.org/show_bug.cgi?id=152398
+
+        Reviewed by Brian Burg.
+
+        * UserInterface/Controllers/DebuggerManager.js:
+        (WebInspector.DebuggerManager.prototype.debuggerDidPause):
+        Use a new fromPayload helper to construct the CallFrame and share code.
+
+        * UserInterface/Models/CallFrame.js:
+        (WebInspector.CallFrame.functionNameFromPayload):
+        (WebInspector.CallFrame.programCodeFromPayload):
+        (WebInspector.CallFrame.fromDebuggerPayload):
+        (WebInspector.CallFrame.fromPayload):
+        Add a new way to construct a call frame. There are two kinds of
+        CallFrame payloads in the protocol:
+        - Debugger.CallFrame, this new path
+        - Console.CallFrame, the pre-existing path
+
</ins><span class="cx"> 2015-12-17  Brian Burg  &lt;bburg@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Web Inspector: control whether to collect and dump protocol messages using a WebInspector.Setting
</span></span></pre></div>
<a id="trunkSourceWebInspectorUIUserInterfaceControllersDebuggerManagerjs"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebInspectorUI/UserInterface/Controllers/DebuggerManager.js (194246 => 194247)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebInspectorUI/UserInterface/Controllers/DebuggerManager.js        2015-12-18 00:05:04 UTC (rev 194246)
+++ trunk/Source/WebInspectorUI/UserInterface/Controllers/DebuggerManager.js        2015-12-18 00:20:18 UTC (rev 194247)
</span><span class="lines">@@ -489,9 +489,9 @@
</span><span class="cx">             // Exclude the case where the call frame is in the inspector code.
</span><span class="cx">             if (sourceCodeLocation.sourceCode.url &amp;&amp; sourceCodeLocation.sourceCode.url.startsWith(&quot;__WebInspector&quot;))
</span><span class="cx">                 continue;
</span><del>-            var thisObject = WebInspector.RemoteObject.fromPayload(callFramePayload.this);
-            var scopeChain = this._scopeChainFromPayload(callFramePayload.scopeChain);
-            var callFrame = new WebInspector.CallFrame(callFramePayload.callFrameId, sourceCodeLocation, callFramePayload.functionName, thisObject, scopeChain);
</del><ins>+
+            let scopeChain = this._scopeChainFromPayload(callFramePayload.scopeChain);
+            let callFrame = WebInspector.CallFrame.fromDebuggerPayload(callFramePayload, scopeChain, sourceCodeLocation);
</ins><span class="cx">             this._callFrames.push(callFrame);
</span><span class="cx">         }
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebInspectorUIUserInterfaceModelsCallFramejs"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebInspectorUI/UserInterface/Models/CallFrame.js (194246 => 194247)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebInspectorUI/UserInterface/Models/CallFrame.js        2015-12-18 00:05:04 UTC (rev 194246)
+++ trunk/Source/WebInspectorUI/UserInterface/Models/CallFrame.js        2015-12-18 00:20:18 UTC (rev 194247)
</span><span class="lines">@@ -108,14 +108,43 @@
</span><span class="cx"> 
</span><span class="cx">     // Static
</span><span class="cx"> 
</span><ins>+    static functionNameFromPayload(payload)
+    {
+        let functionName = payload.functionName;
+        if (functionName === &quot;global code&quot;)
+            return WebInspector.UIString(&quot;Global Code&quot;);
+        if (functionName === &quot;eval code&quot;)
+            return WebInspector.UIString(&quot;Eval Code&quot;);
+        if (functionName === &quot;module code&quot;)
+            return WebInspector.UIString(&quot;Module Code&quot;);
+        return functionName;
+    }
+
+    static programCodeFromPayload(payload)
+    {
+        return payload.functionName.endsWith(&quot; code&quot;);
+    }
+
+    static fromDebuggerPayload(payload, scopeChain, sourceCodeLocation)
+    {
+        let id = payload.callFrameId;
+        let thisObject = WebInspector.RemoteObject.fromPayload(payload.this);
+        let functionName = WebInspector.CallFrame.functionNameFromPayload(payload);
+        let nativeCode = false;
+        let programCode = WebInspector.CallFrame.programCodeFromPayload(payload);
+
+        return new WebInspector.CallFrame(id, sourceCodeLocation, functionName, thisObject, scopeChain, nativeCode, programCode);
+    }
+
</ins><span class="cx">     static fromPayload(payload)
</span><span class="cx">     {
</span><span class="cx">         console.assert(payload);
</span><span class="cx"> 
</span><span class="cx">         let url = payload.url;
</span><span class="cx">         let nativeCode = false;
</span><del>-        let programCode = false;
</del><span class="cx">         let sourceCodeLocation = null;
</span><ins>+        let functionName = WebInspector.CallFrame.functionNameFromPayload(payload);
+        let programCode = WebInspector.CallFrame.programCodeFromPayload(payload);
</ins><span class="cx"> 
</span><span class="cx">         if (!url || url === &quot;[native code]&quot;) {
</span><span class="cx">             nativeCode = true;
</span><span class="lines">@@ -132,18 +161,6 @@
</span><span class="cx">             }
</span><span class="cx">         }
</span><span class="cx"> 
</span><del>-        let functionName = payload.functionName;
-        if (payload.functionName === &quot;global code&quot;) {
-            functionName = WebInspector.UIString(&quot;Global Code&quot;);
-            programCode = true;
-        } else if (payload.functionName === &quot;eval code&quot;) {
-            functionName = WebInspector.UIString(&quot;Eval Code&quot;);
-            programCode = true;
-        } else if (payload.functionName === &quot;module code&quot;) {
-            functionName = WebInspector.UIString(&quot;Module Code&quot;);
-            programCode = true;
-        }
-
</del><span class="cx">         return new WebInspector.CallFrame(null, sourceCodeLocation, functionName, null, null, nativeCode, programCode);
</span><span class="cx">     }
</span><span class="cx"> };
</span></span></pre>
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