IDL: Use Nullable for union type return value

Source/bindings/tests/results/V8TestTypedefs.cpp

 // 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.
 
 // This file has been auto-generated by code_generator_v8.py. DO NOT MODIFY!
 
 #include "config.h"
 #include "V8TestTypedefs.h"
 
 #include "bindings/core/v8/ExceptionState.h"
@@ skipping 178 matching lines @@
 static void uLongLongMethodTestInterfaceEmptyTypeSequenceArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMMethod");
     TestTypedefsV8Internal::uLongLongMethodTestInterfaceEmptyTypeSequenceArgMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
 }
 
 static void testInterfaceOrTestInterfaceEmptyMethodMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TestTypedefs* impl = V8TestTypedefs::toNative(info.Holder());
-    bool result0Enabled = false;
     RefPtr<TestInterfaceImplementation> result0;
-    bool result1Enabled = false;
     RefPtr<TestInterfaceEmpty> result1;
-    impl->testInterfaceOrTestInterfaceEmptyMethod(result0Enabled, result0, result1Enabled, result1);
-    if (result0Enabled) {
+    impl->testInterfaceOrTestInterfaceEmptyMethod(result0, result1);
+    if (result0) {
         v8SetReturnValue(info, result0.release());
         return;
     }
-    if (result1Enabled) {
+    if (result1) {
         v8SetReturnValue(info, result1.release());
         return;
     }
     v8SetReturnValueNull(info);
 }
 
 static void testInterfaceOrTestInterfaceEmptyMethodMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMMethod");
     TestTypedefsV8Internal::testInterfaceOrTestInterfaceEmptyMethodMethod(info);
     TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
 }
 
+static void domStringOrDoubleMethodMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
+{
+    TestTypedefs* impl = V8TestTypedefs::toNative(info.Holder());
+    String result0;
+    Nullable<double> result1;
+    impl->domStringOrDoubleMethod(result0, result1);
+    if (!result0.isNull()) {
+        v8SetReturnValueString(info, result0, info.GetIsolate());
+        return;
+    }
+    if (result1) {
+        v8SetReturnValue(info, result1.get());
+        return;
+    }
+    v8SetReturnValueNull(info);
+}
+
+static void domStringOrDoubleMethodMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
+{
+    TRACE_EVENT_SET_SAMPLING_STATE("blink", "DOMMethod");
+    TestTypedefsV8Internal::domStringOrDoubleMethodMethod(info);
+    TRACE_EVENT_SET_SAMPLING_STATE("v8", "V8Execution");
+}
+
 static void arrayOfStringsMethodArrayOfStringsArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     if (UNLIKELY(info.Length() < 1)) {
         V8ThrowException::throwException(createMinimumArityTypeErrorForMethod("arrayOfStringsMethodArrayOfStringsArg", "TestTypedefs", 1, info.Length(), info.GetIsolate()), info.GetIsolate());
         return;
     }
     TestTypedefs* impl = V8TestTypedefs::toNative(info.Holder());
     Vector<String> arrayOfStringsArg;
     {
         v8::TryCatch block;
@@ skipping 55 matching lines @@
     {"uLongLongAttribute", TestTypedefsV8Internal::uLongLongAttributeAttributeGetterCallback, TestTypedefsV8Internal::uLongLongAttributeAttributeSetterCallback, 0, 0, 0, static_cast<v8::AccessControl>(v8::DEFAULT), static_cast<v8::PropertyAttribute>(v8::None), V8DOMConfiguration::ExposedToAllScripts, V8DOMConfiguration::OnInstance},
     {"tAttribute", TestTypedefsV8Internal::TestTypedefsConstructorGetter, TestTypedefsV8Internal::TestTypedefsForceSetAttributeOnThisCallback, 0, 0, const_cast<WrapperTypeInfo*>(&V8TestInterface::wrapperTypeInfo), static_cast<v8::AccessControl>(v8::DEFAULT), static_cast<v8::PropertyAttribute>(v8::DontEnum), V8DOMConfiguration::ExposedToAllScripts, V8DOMConfiguration::OnInstance},
 };
 
 static const V8DOMConfiguration::MethodConfiguration V8TestTypedefsMethods[] = {
     {"voidMethodArrayOfLongsArg", TestTypedefsV8Internal::voidMethodArrayOfLongsArgMethodCallback, 0, 0, V8DOMConfiguration::ExposedToAllScripts},
     {"voidMethodFloatArgStringArg", TestTypedefsV8Internal::voidMethodFloatArgStringArgMethodCallback, 0, 2, V8DOMConfiguration::ExposedToAllScripts},
     {"voidMethodTestCallbackInterfaceTypeArg", TestTypedefsV8Internal::voidMethodTestCallbackInterfaceTypeArgMethodCallback, 0, 1, V8DOMConfiguration::ExposedToAllScripts},
     {"uLongLongMethodTestInterfaceEmptyTypeSequenceArg", TestTypedefsV8Internal::uLongLongMethodTestInterfaceEmptyTypeSequenceArgMethodCallback, 0, 1, V8DOMConfiguration::ExposedToAllScripts},
     {"testInterfaceOrTestInterfaceEmptyMethod", TestTypedefsV8Internal::testInterfaceOrTestInterfaceEmptyMethodMethodCallback, 0, 0, V8DOMConfiguration::ExposedToAllScripts},
+    {"domStringOrDoubleMethod", TestTypedefsV8Internal::domStringOrDoubleMethodMethodCallback, 0, 0, V8DOMConfiguration::ExposedToAllScripts},
     {"arrayOfStringsMethodArrayOfStringsArg", TestTypedefsV8Internal::arrayOfStringsMethodArrayOfStringsArgMethodCallback, 0, 1, V8DOMConfiguration::ExposedToAllScripts},
     {"stringArrayMethodStringArrayArg", TestTypedefsV8Internal::stringArrayMethodStringArrayArgMethodCallback, 0, 1, V8DOMConfiguration::ExposedToAllScripts},
 };
 
 void V8TestTypedefs::constructorCallback(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
     TRACE_EVENT_SCOPED_SAMPLING_STATE("blink", "DOMConstructor");
     if (!info.IsConstructCall()) {
         V8ThrowException::throwTypeError(ExceptionMessages::constructorNotCallableAsFunction("TestTypedefs"), info.GetIsolate());
         return;
@@ skipping 78 matching lines @@
     fromInternalPointer(internalPointer)->deref();
 }
 
 template<>
 v8::Handle<v8::Value> toV8NoInline(TestTypedefs* impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
 {
     return toV8(impl, creationContext, isolate);
 }
 
 } // namespace blink