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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/192905">192905</a></dd>
<dt>Author</dt> <dd>beidson@apple.com</dd>
<dt>Date</dt> <dd>2015-12-01 13:46:53 -0800 (Tue, 01 Dec 2015)</dd>
</dl>

<h3>Log Message</h3>
<pre>Add &quot;RaisesExceptionWithMessage&quot; IDL attribute.
https://bugs.webkit.org/show_bug.cgi?id=151720

Reviewed by Alex Christensen.

No new tests (Covered by changes to existing bindings tests).

* bindings/scripts/CodeGeneratorJS.pm:
(GenerateImplementation):
(GenerateParametersCheck):
(GenerateReturnParameters):
(GenerateImplementationFunctionCall):
(GenerateConstructorDefinition):

* bindings/scripts/test/GObject/WebKitDOMTestObj.cpp:
(webkit_dom_test_obj_method_with_exception_with_message):
* bindings/scripts/test/GObject/WebKitDOMTestObj.h:

* bindings/scripts/test/JS/JSTestObj.cpp:
(WebCore::jsTestObjPrototypeFunctionMethodWithExceptionWithMessage):

* bindings/scripts/test/ObjC/DOMTestObj.h:
* bindings/scripts/test/ObjC/DOMTestObj.mm:
(-[DOMTestObj methodWithExceptionWithMessage]):

* bindings/scripts/test/TestObj.idl:</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCorebindingsscriptsCodeGeneratorJSpm">trunk/Source/WebCore/bindings/scripts/CodeGeneratorJS.pm</a></li>
<li><a href="#trunkSourceWebCorebindingsscriptstestGObjectWebKitDOMTestObjcpp">trunk/Source/WebCore/bindings/scripts/test/GObject/WebKitDOMTestObj.cpp</a></li>
<li><a href="#trunkSourceWebCorebindingsscriptstestGObjectWebKitDOMTestObjh">trunk/Source/WebCore/bindings/scripts/test/GObject/WebKitDOMTestObj.h</a></li>
<li><a href="#trunkSourceWebCorebindingsscriptstestJSJSTestObjcpp">trunk/Source/WebCore/bindings/scripts/test/JS/JSTestObj.cpp</a></li>
<li><a href="#trunkSourceWebCorebindingsscriptstestObjCDOMTestObjh">trunk/Source/WebCore/bindings/scripts/test/ObjC/DOMTestObj.h</a></li>
<li><a href="#trunkSourceWebCorebindingsscriptstestObjCDOMTestObjmm">trunk/Source/WebCore/bindings/scripts/test/ObjC/DOMTestObj.mm</a></li>
<li><a href="#trunkSourceWebCorebindingsscriptstestTestObjidl">trunk/Source/WebCore/bindings/scripts/test/TestObj.idl</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (192904 => 192905)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog        2015-12-01 21:43:30 UTC (rev 192904)
+++ trunk/Source/WebCore/ChangeLog        2015-12-01 21:46:53 UTC (rev 192905)
</span><span class="lines">@@ -1,3 +1,32 @@
</span><ins>+2015-12-01  Brady Eidson  &lt;beidson@apple.com&gt;
+
+        Add &quot;RaisesExceptionWithMessage&quot; IDL attribute.
+        https://bugs.webkit.org/show_bug.cgi?id=151720
+
+        Reviewed by Alex Christensen.
+
+        No new tests (Covered by changes to existing bindings tests).
+
+        * bindings/scripts/CodeGeneratorJS.pm:
+        (GenerateImplementation):
+        (GenerateParametersCheck):
+        (GenerateReturnParameters):
+        (GenerateImplementationFunctionCall):
+        (GenerateConstructorDefinition):
+        
+        * bindings/scripts/test/GObject/WebKitDOMTestObj.cpp:
+        (webkit_dom_test_obj_method_with_exception_with_message):
+        * bindings/scripts/test/GObject/WebKitDOMTestObj.h:
+        
+        * bindings/scripts/test/JS/JSTestObj.cpp:
+        (WebCore::jsTestObjPrototypeFunctionMethodWithExceptionWithMessage):
+        
+        * bindings/scripts/test/ObjC/DOMTestObj.h:
+        * bindings/scripts/test/ObjC/DOMTestObj.mm:
+        (-[DOMTestObj methodWithExceptionWithMessage]):
+        
+        * bindings/scripts/test/TestObj.idl:
+
</ins><span class="cx"> 2015-12-01  Darin Adler  &lt;darin@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Fix anomaly where isMouseEvent returns false for wheel events
</span></span></pre></div>
<a id="trunkSourceWebCorebindingsscriptsCodeGeneratorJSpm"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/bindings/scripts/CodeGeneratorJS.pm (192904 => 192905)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/bindings/scripts/CodeGeneratorJS.pm        2015-12-01 21:43:30 UTC (rev 192904)
+++ trunk/Source/WebCore/bindings/scripts/CodeGeneratorJS.pm        2015-12-01 21:46:53 UTC (rev 192905)
</span><span class="lines">@@ -2851,6 +2851,8 @@
</span><span class="cx">             my $isCustom = HasCustomMethod($function-&gt;signature-&gt;extendedAttributes);
</span><span class="cx">             my $isOverloaded = $function-&gt;{overloads} &amp;&amp; @{$function-&gt;{overloads}} &gt; 1;
</span><span class="cx">             my $raisesException = $function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;RaisesException&quot;};
</span><ins>+            my $raisesExceptionWithMessage = $function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;RaisesExceptionWithMessage&quot;};
+            die &quot;RaisesException and RaisesExceptionWithMessage are mutually exclusive&quot; if $raisesException &amp;&amp; $raisesExceptionWithMessage;
</ins><span class="cx"> 
</span><span class="cx">             next if $isCustom &amp;&amp; $isOverloaded &amp;&amp; $function-&gt;{overloadIndex} &gt; 1;
</span><span class="cx"> 
</span><span class="lines">@@ -2902,7 +2904,8 @@
</span><span class="cx">                 } else {
</span><span class="cx">                     GenerateArgumentsCountCheck(\@implContent, $function, $interface);
</span><span class="cx"> 
</span><del>-                    push(@implContent, &quot;    ExceptionCode ec = 0;\n&quot;) if $raisesException;
</del><ins>+                    push(@implContent, &quot;    ExceptionCode ec = 0;\n&quot;) if $raisesException || $raisesExceptionWithMessage;
+                    push(@implContent, &quot;    String exceptionMessage;\n&quot;) if $raisesExceptionWithMessage;
</ins><span class="cx"> 
</span><span class="cx">                     my $numParameters = @{$function-&gt;parameters};
</span><span class="cx">                     my ($functionString, $dummy) = GenerateParametersCheck(\@implContent, $function, $interface, $numParameters, $interfaceName, $functionImplementationName, $svgPropertyType, $svgPropertyOrListPropertyType, $svgListPropertyType);
</span><span class="lines">@@ -2938,10 +2941,11 @@
</span><span class="cx">                     } else {
</span><span class="cx">                         GenerateArgumentsCountCheck(\@implContent, $function, $interface);
</span><span class="cx"> 
</span><del>-                        push(@implContent, &quot;    ExceptionCode ec = 0;\n&quot;) if $raisesException;
</del><ins>+                        push(@implContent, &quot;    ExceptionCode ec = 0;\n&quot;) if $raisesException || $raisesExceptionWithMessage;
+                        push(@implContent, &quot;    String exceptionMessage;\n&quot;) if $raisesExceptionWithMessage;
</ins><span class="cx"> 
</span><span class="cx">                         if ($function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;CheckSecurityForNode&quot;}) {
</span><del>-                            push(@implContent, &quot;    if (!shouldAllowAccessToNode(state, impl.&quot; . $function-&gt;signature-&gt;name . &quot;(&quot; . ($raisesException ? &quot;ec&quot; : &quot;&quot;) .&quot;)))\n&quot;);
</del><ins>+                            push(@implContent, &quot;    if (!shouldAllowAccessToNode(state, impl.&quot; . $function-&gt;signature-&gt;name . &quot;(&quot; . ($raisesException ? &quot;ec&quot; : $raisesExceptionWithMessage ? &quot;ec, exceptionMessage&quot; : &quot;&quot;) .&quot;)))\n&quot;);
</ins><span class="cx">                             push(@implContent, &quot;        return JSValue::encode(jsNull());\n&quot;);
</span><span class="cx">                             $implIncludes{&quot;JSDOMBinding.h&quot;} = 1;
</span><span class="cx">                         }
</span><span class="lines">@@ -3289,7 +3293,8 @@
</span><span class="cx">     my $argsIndex = 0;
</span><span class="cx">     my $hasOptionalArguments = 0;
</span><span class="cx">     my $raisesException = $function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;RaisesException&quot;};
</span><del>-    
</del><ins>+    my $raisesExceptionWithMessage = $function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;RaisesExceptionWithMessage&quot;};
+
</ins><span class="cx">     my $className = $interface-&gt;name;
</span><span class="cx">     my @arguments;
</span><span class="cx">     my $functionName;
</span><span class="lines">@@ -3533,7 +3538,8 @@
</span><span class="cx">     my @arguments;
</span><span class="cx"> 
</span><span class="cx">     push(@arguments, &quot;DeferredWrapper(state, castedThis-&gt;globalObject(), promiseDeferred)&quot;) if IsReturningPromise($function);
</span><del>-    push(@arguments, &quot;ec&quot;) if $function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;RaisesException&quot;};
</del><ins>+    push(@arguments, &quot;ec&quot;) if $function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;RaisesException&quot;} || $function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;RaisesExceptionWithMessage&quot;};
+    push(@arguments, &quot;exceptionMessage&quot;) if $function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;RaisesExceptionWithMessage&quot;};
</ins><span class="cx">     return @arguments;
</span><span class="cx"> }
</span><span class="cx"> 
</span><span class="lines">@@ -3816,6 +3822,7 @@
</span><span class="cx"> 
</span><span class="cx">     my $nondeterministic = $function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;Nondeterministic&quot;};
</span><span class="cx">     my $raisesException = $function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;RaisesException&quot;};
</span><ins>+    my $raisesExceptionWithMessage = $function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;RaisesExceptionWithMessage&quot;};
</ins><span class="cx"> 
</span><span class="cx">     if ($function-&gt;signature-&gt;type eq &quot;void&quot; || IsReturningPromise($function)) {
</span><span class="cx">         if ($nondeterministic) {
</span><span class="lines">@@ -3825,18 +3832,21 @@
</span><span class="cx">             push(@implContent, $indent . &quot;if (!cursor.isReplaying()) {\n&quot;);
</span><span class="cx">             push(@implContent, $indent . &quot;    $functionString;\n&quot;);
</span><span class="cx">             push(@implContent, $indent . &quot;    setDOMException(state, ec);\n&quot;) if $raisesException;
</span><ins>+            push(@implContent, $indent . &quot;    setDOMException(state, ec, exceptionMessage);\n&quot;) if $raisesExceptionWithMessage;
</ins><span class="cx">             push(@implContent, $indent . &quot;}\n&quot;);
</span><span class="cx">             push(@implContent, &quot;#else\n&quot;);
</span><span class="cx">             push(@implContent, $indent . &quot;$functionString;\n&quot;);
</span><span class="cx">             push(@implContent, $indent . &quot;setDOMException(state, ec);\n&quot;) if $raisesException;
</span><ins>+            push(@implContent, $indent . &quot;setDOMException(state, ec, exceptionMessage);\n&quot;) if $raisesExceptionWithMessage;
</ins><span class="cx">             push(@implContent, &quot;#endif\n&quot;);
</span><span class="cx">         } else {
</span><span class="cx">             push(@implContent, $indent . &quot;$functionString;\n&quot;);
</span><span class="cx">             push(@implContent, $indent . &quot;setDOMException(state, ec);\n&quot;) if $raisesException;
</span><ins>+            push(@implContent, $indent . &quot;setDOMException(state, ec, exceptionMessage);\n&quot;) if $raisesExceptionWithMessage;
</ins><span class="cx">         }
</span><span class="cx"> 
</span><span class="cx">         if ($svgPropertyType and !$function-&gt;isStatic) {
</span><del>-            if ($raisesException) {
</del><ins>+            if ($raisesException || $raisesExceptionWithMessage) {
</ins><span class="cx">                 push(@implContent, $indent . &quot;if (!ec)\n&quot;); 
</span><span class="cx">                 push(@implContent, $indent . &quot;    impl.commitChange();\n&quot;);
</span><span class="cx">             } else {
</span><span class="lines">@@ -3861,7 +3871,7 @@
</span><span class="cx">             push(@implContent, $indent . &quot;static NeverDestroyed&lt;const AtomicString&gt; bindingName(\&quot;$bindingName\&quot;, AtomicString::ConstructFromLiteral);\n&quot;);
</span><span class="cx">             push(@implContent, $indent . &quot;if (cursor.isCapturing()) {\n&quot;);
</span><span class="cx">             push(@implContent, $indent . &quot;    $nativeType memoizedResult = $functionString;\n&quot;);
</span><del>-            my $exceptionCode = $raisesException ? &quot;ec&quot; : &quot;0&quot;;
</del><ins>+            my $exceptionCode = $raisesException || $raisesExceptionWithMessage ? &quot;ec&quot; : &quot;0&quot;;
</ins><span class="cx">             push(@implContent, $indent . &quot;    cursor.appendInput&lt;MemoizedDOMResult&lt;$memoizedType&gt;&gt;(bindingName.get().string(), memoizedResult, $exceptionCode);\n&quot;);
</span><span class="cx">             push(@implContent, $indent . &quot;    result = &quot; . NativeToJSValue($function-&gt;signature, 1, $interfaceName, &quot;memoizedResult&quot;, $thisObject) . &quot;;\n&quot;);
</span><span class="cx">             push(@implContent, $indent . &quot;} else if (cursor.isReplaying()) {\n&quot;);
</span><span class="lines">@@ -3870,7 +3880,7 @@
</span><span class="cx">             # FIXME: the generated code should report an error if an input cannot be fetched or converted.
</span><span class="cx">             push(@implContent, $indent . &quot;    if (input &amp;&amp; input-&gt;convertTo&lt;$memoizedType&gt;(memoizedResult)) {\n&quot;);
</span><span class="cx">             push(@implContent, $indent . &quot;        result = &quot; . NativeToJSValue($function-&gt;signature, 1, $interfaceName, &quot;memoizedResult&quot;, $thisObject) . &quot;;\n&quot;);
</span><del>-            push(@implContent, $indent . &quot;        ec = input-&gt;exceptionCode();\n&quot;) if $raisesException;
</del><ins>+            push(@implContent, $indent . &quot;        ec = input-&gt;exceptionCode();\n&quot;) if $raisesException || $raisesExceptionWithMessage;
</ins><span class="cx">             push(@implContent, $indent . &quot;    } else\n&quot;);
</span><span class="cx">             push(@implContent, $indent . &quot;        result = &quot; . NativeToJSValue($function-&gt;signature, 1, $interfaceName, $functionString, $thisObject) . &quot;;\n&quot;);
</span><span class="cx">             push(@implContent, $indent . &quot;} else\n&quot;);
</span><span class="lines">@@ -3882,6 +3892,7 @@
</span><span class="cx">             push(@implContent, $indent . &quot;JSValue result = &quot; . NativeToJSValue($function-&gt;signature, 1, $interfaceName, $functionString, $thisObject) . &quot;;\n&quot;);
</span><span class="cx">         }
</span><span class="cx">         push(@implContent, &quot;\n&quot; . $indent . &quot;setDOMException(state, ec);\n&quot;) if $raisesException;
</span><ins>+        push(@implContent, &quot;\n&quot; . $indent . &quot;setDOMException(state, ec, exceptionMessage);\n&quot;) if $raisesExceptionWithMessage;
</ins><span class="cx"> 
</span><span class="cx">         if ($codeGenerator-&gt;ExtendedAttributeContains($function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;CallWith&quot;}, &quot;ScriptState&quot;)) {
</span><span class="cx">             push(@implContent, $indent . &quot;if (UNLIKELY(state-&gt;hadException()))\n&quot;);
</span><span class="lines">@@ -4785,9 +4796,10 @@
</span><span class="cx"> 
</span><span class="cx">             GenerateArgumentsCountCheck($outputArray, $function, $interface);
</span><span class="cx"> 
</span><del>-            if ($function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;RaisesException&quot;} || $interface-&gt;extendedAttributes-&gt;{&quot;ConstructorRaisesException&quot;}) {
</del><ins>+            if ($function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;RaisesException&quot;} || $function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;RaisesExceptionWithMessage&quot;} || $interface-&gt;extendedAttributes-&gt;{&quot;ConstructorRaisesException&quot;}) {
</ins><span class="cx">                 $implIncludes{&quot;ExceptionCode.h&quot;} = 1;
</span><span class="cx">                 push(@$outputArray, &quot;    ExceptionCode ec = 0;\n&quot;);
</span><ins>+                push(@$outputArray, &quot;    String exceptionMessage;\n&quot;) if $function-&gt;signature-&gt;extendedAttributes-&gt;{&quot;RaisesExceptionWithMessage&quot;};
</ins><span class="cx">             }
</span><span class="cx"> 
</span><span class="cx">             # FIXME: For now, we do not support SVG constructors.
</span></span></pre></div>
<a id="trunkSourceWebCorebindingsscriptstestGObjectWebKitDOMTestObjcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/bindings/scripts/test/GObject/WebKitDOMTestObj.cpp (192904 => 192905)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/bindings/scripts/test/GObject/WebKitDOMTestObj.cpp        2015-12-01 21:43:30 UTC (rev 192904)
+++ trunk/Source/WebCore/bindings/scripts/test/GObject/WebKitDOMTestObj.cpp        2015-12-01 21:46:53 UTC (rev 192905)
</span><span class="lines">@@ -1238,6 +1238,14 @@
</span><span class="cx">     }
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void webkit_dom_test_obj_method_with_exception_with_message(WebKitDOMTestObj* self)
+{
+    WebCore::JSMainThreadNullState state;
+    g_return_if_fail(WEBKIT_DOM_IS_TEST_OBJ(self));
+    WebCore::TestObj* item = WebKit::core(self);
+    item-&gt;methodWithExceptionWithMessage();
+}
+
</ins><span class="cx"> void webkit_dom_test_obj_with_script_state_void(WebKitDOMTestObj* self)
</span><span class="cx"> {
</span><span class="cx">     WebCore::JSMainThreadNullState state;
</span></span></pre></div>
<a id="trunkSourceWebCorebindingsscriptstestGObjectWebKitDOMTestObjh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/bindings/scripts/test/GObject/WebKitDOMTestObj.h (192904 => 192905)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/bindings/scripts/test/GObject/WebKitDOMTestObj.h        2015-12-01 21:43:30 UTC (rev 192904)
+++ trunk/Source/WebCore/bindings/scripts/test/GObject/WebKitDOMTestObj.h        2015-12-01 21:46:53 UTC (rev 192905)
</span><span class="lines">@@ -301,6 +301,15 @@
</span><span class="cx"> webkit_dom_test_obj_method_with_exception(WebKitDOMTestObj* self, GError** error);
</span><span class="cx"> 
</span><span class="cx"> /**
</span><ins>+ * webkit_dom_test_obj_method_with_exception_with_message:
+ * @self: A #WebKitDOMTestObj
+ *
+ * Stability: Unstable
+**/
+WEBKIT_API void
+webkit_dom_test_obj_method_with_exception_with_message(WebKitDOMTestObj* self);
+
+/**
</ins><span class="cx">  * webkit_dom_test_obj_with_script_state_void:
</span><span class="cx">  * @self: A #WebKitDOMTestObj
</span><span class="cx">  *
</span></span></pre></div>
<a id="trunkSourceWebCorebindingsscriptstestJSJSTestObjcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/bindings/scripts/test/JS/JSTestObj.cpp (192904 => 192905)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/bindings/scripts/test/JS/JSTestObj.cpp        2015-12-01 21:43:30 UTC (rev 192904)
+++ trunk/Source/WebCore/bindings/scripts/test/JS/JSTestObj.cpp        2015-12-01 21:46:53 UTC (rev 192905)
</span><span class="lines">@@ -104,6 +104,7 @@
</span><span class="cx"> JSC::EncodedJSValue JSC_HOST_CALL jsTestObjPrototypeFunctionSerializedValue(JSC::ExecState*);
</span><span class="cx"> JSC::EncodedJSValue JSC_HOST_CALL jsTestObjPrototypeFunctionOptionsObject(JSC::ExecState*);
</span><span class="cx"> JSC::EncodedJSValue JSC_HOST_CALL jsTestObjPrototypeFunctionMethodWithException(JSC::ExecState*);
</span><ins>+JSC::EncodedJSValue JSC_HOST_CALL jsTestObjPrototypeFunctionMethodWithExceptionWithMessage(JSC::ExecState*);
</ins><span class="cx"> JSC::EncodedJSValue JSC_HOST_CALL jsTestObjPrototypeFunctionCustomMethod(JSC::ExecState*);
</span><span class="cx"> JSC::EncodedJSValue JSC_HOST_CALL jsTestObjPrototypeFunctionCustomMethodWithArgs(JSC::ExecState*);
</span><span class="cx"> JSC::EncodedJSValue JSC_HOST_CALL jsTestObjPrototypeFunctionPrivateMethod(JSC::ExecState*);
</span><span class="lines">@@ -605,6 +606,7 @@
</span><span class="cx">     { &quot;serializedValue&quot;, JSC::Function, NoIntrinsic, { (intptr_t)static_cast&lt;NativeFunction&gt;(jsTestObjPrototypeFunctionSerializedValue), (intptr_t) (1) } },
</span><span class="cx">     { &quot;optionsObject&quot;, JSC::Function, NoIntrinsic, { (intptr_t)static_cast&lt;NativeFunction&gt;(jsTestObjPrototypeFunctionOptionsObject), (intptr_t) (1) } },
</span><span class="cx">     { &quot;methodWithException&quot;, JSC::Function, NoIntrinsic, { (intptr_t)static_cast&lt;NativeFunction&gt;(jsTestObjPrototypeFunctionMethodWithException), (intptr_t) (0) } },
</span><ins>+    { &quot;methodWithExceptionWithMessage&quot;, JSC::Function, NoIntrinsic, { (intptr_t)static_cast&lt;NativeFunction&gt;(jsTestObjPrototypeFunctionMethodWithExceptionWithMessage), (intptr_t) (0) } },
</ins><span class="cx">     { &quot;customMethod&quot;, JSC::Function, NoIntrinsic, { (intptr_t)static_cast&lt;NativeFunction&gt;(jsTestObjPrototypeFunctionCustomMethod), (intptr_t) (0) } },
</span><span class="cx">     { &quot;customMethodWithArgs&quot;, JSC::Function, NoIntrinsic, { (intptr_t)static_cast&lt;NativeFunction&gt;(jsTestObjPrototypeFunctionCustomMethodWithArgs), (intptr_t) (3) } },
</span><span class="cx">     { &quot;customBindingMethod&quot;, JSC::Function, NoIntrinsic, { (intptr_t)static_cast&lt;NativeFunction&gt;(jsTestObjPrototypeFunctionCustomBindingMethod), (intptr_t) (0) } },
</span><span class="lines">@@ -3482,6 +3484,21 @@
</span><span class="cx">     return JSValue::encode(jsUndefined());
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+EncodedJSValue JSC_HOST_CALL jsTestObjPrototypeFunctionMethodWithExceptionWithMessage(ExecState* state)
+{
+    JSValue thisValue = state-&gt;thisValue();
+    JSTestObj* castedThis = jsDynamicCast&lt;JSTestObj*&gt;(thisValue);
+    if (UNLIKELY(!castedThis))
+        return throwThisTypeError(*state, &quot;TestObj&quot;, &quot;methodWithExceptionWithMessage&quot;);
+    ASSERT_GC_OBJECT_INHERITS(castedThis, JSTestObj::info());
+    auto&amp; impl = castedThis-&gt;wrapped();
+    ExceptionCode ec = 0;
+    String exceptionMessage;
+    impl.methodWithExceptionWithMessage(ec, exceptionMessage);
+    setDOMException(state, ec, exceptionMessage);
+    return JSValue::encode(jsUndefined());
+}
+
</ins><span class="cx"> EncodedJSValue JSC_HOST_CALL jsTestObjPrototypeFunctionCustomMethod(ExecState* state)
</span><span class="cx"> {
</span><span class="cx">     JSValue thisValue = state-&gt;thisValue();
</span></span></pre></div>
<a id="trunkSourceWebCorebindingsscriptstestObjCDOMTestObjh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/bindings/scripts/test/ObjC/DOMTestObj.h (192904 => 192905)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/bindings/scripts/test/ObjC/DOMTestObj.h        2015-12-01 21:43:30 UTC (rev 192904)
+++ trunk/Source/WebCore/bindings/scripts/test/ObjC/DOMTestObj.h        2015-12-01 21:46:53 UTC (rev 192905)
</span><span class="lines">@@ -143,6 +143,7 @@
</span><span class="cx"> - (void)serializedValue:(NSString *)serializedArg;
</span><span class="cx"> - (void)optionsObject:(DOMDictionary *)oo ooo:(DOMDictionary *)ooo;
</span><span class="cx"> - (void)methodWithException;
</span><ins>+- (void)methodWithExceptionWithMessage;
</ins><span class="cx"> - (void)customMethod;
</span><span class="cx"> - (void)customMethodWithArgs:(int)longArg strArg:(NSString *)strArg objArg:(DOMTestObj *)objArg;
</span><span class="cx"> - (void)addEventListener:(NSString *)type listener:(id &lt;DOMEventListener&gt;)listener useCapture:(BOOL)useCapture;
</span></span></pre></div>
<a id="trunkSourceWebCorebindingsscriptstestObjCDOMTestObjmm"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/bindings/scripts/test/ObjC/DOMTestObj.mm (192904 => 192905)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/bindings/scripts/test/ObjC/DOMTestObj.mm        2015-12-01 21:43:30 UTC (rev 192904)
+++ trunk/Source/WebCore/bindings/scripts/test/ObjC/DOMTestObj.mm        2015-12-01 21:46:53 UTC (rev 192905)
</span><span class="lines">@@ -967,6 +967,12 @@
</span><span class="cx">     WebCore::raiseOnDOMError(ec);
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+- (void)methodWithExceptionWithMessage
+{
+    WebCore::JSMainThreadNullState state;
+    IMPL-&gt;methodWithExceptionWithMessage();
+}
+
</ins><span class="cx"> - (void)customMethod
</span><span class="cx"> {
</span><span class="cx">     WebCore::JSMainThreadNullState state;
</span></span></pre></div>
<a id="trunkSourceWebCorebindingsscriptstestTestObjidl"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/bindings/scripts/test/TestObj.idl (192904 => 192905)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/bindings/scripts/test/TestObj.idl        2015-12-01 21:43:30 UTC (rev 192904)
+++ trunk/Source/WebCore/bindings/scripts/test/TestObj.idl        2015-12-01 21:46:53 UTC (rev 192905)
</span><span class="lines">@@ -104,6 +104,7 @@
</span><span class="cx"> 
</span><span class="cx">     // Exceptions
</span><span class="cx">     [RaisesException] void methodWithException();
</span><ins>+    [RaisesExceptionWithMessage] void methodWithExceptionWithMessage();
</ins><span class="cx">     [GetterRaisesException] attribute long attrWithGetterException;
</span><span class="cx">     [SetterRaisesException] attribute long attrWithSetterException;
</span><span class="cx">     [GetterRaisesException] attribute DOMString stringAttrWithGetterException;
</span></span></pre>
</div>
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