bindings: Add C++ versions of WebIDL types and generalize NativeValueTraits.

third_party/WebKit/Source/bindings/tests/results/modules/V8TestInterface5.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!
 
 // This file has been generated from the Jinja2 template in
 // third_party/WebKit/Source/bindings/templates/interface.cpp.tmpl
 
 // clang-format off
 #include "V8TestInterface5.h"
 
 #include "bindings/core/v8/ExceptionState.h"
+#include "bindings/core/v8/IDLTypes.h"
+#include "bindings/core/v8/NativeValueTraitsImpl.h"
 #include "bindings/core/v8/V8DOMConfiguration.h"
 #include "bindings/core/v8/V8ObjectConstructor.h"
 #include "bindings/core/v8/V8TestInterfaceEmpty.h"
 #include "bindings/modules/v8/BooleanOrString.h"
 #include "bindings/modules/v8/DoubleOrString.h"
 #include "bindings/modules/v8/V8TestInterface5.h"
 #include "bindings/modules/v8/VoidCallbackFunctionModules.h"
 #include "core/dom/Document.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "wtf/GetPtr.h"
@@ skipping 66 matching lines @@
   v8SetReturnValue(info, impl->doubleAttribute());
 }
 
 static void doubleAttributeAttributeSetter(v8::Local<v8::Value> v8Value, const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8::Local<v8::Object> holder = info.Holder();
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(holder);
 
   ExceptionState exceptionState(info.GetIsolate(), ExceptionState::SetterContext, "TestInterface5", "doubleAttribute");
 
   // Prepare the value to be set.
-  double cppValue = toRestrictedDouble(info.GetIsolate(), v8Value, exceptionState);
+  double cppValue = NativeValueTraits<IDLDouble>::nativeValue(info.GetIsolate(), v8Value, exceptionState);
   if (exceptionState.hadException())
     return;
 
   impl->setDoubleAttribute(cppValue);
 }
 
 static void floatAttributeAttributeGetter(const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8::Local<v8::Object> holder = info.Holder();
 
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(holder);
 
   v8SetReturnValue(info, impl->floatAttribute());
 }
 
 static void floatAttributeAttributeSetter(v8::Local<v8::Value> v8Value, const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8::Local<v8::Object> holder = info.Holder();
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(holder);
 
   ExceptionState exceptionState(info.GetIsolate(), ExceptionState::SetterContext, "TestInterface5", "floatAttribute");
 
   // Prepare the value to be set.
-  float cppValue = toRestrictedFloat(info.GetIsolate(), v8Value, exceptionState);
+  float cppValue = NativeValueTraits<IDLFloat>::nativeValue(info.GetIsolate(), v8Value, exceptionState);
   if (exceptionState.hadException())
     return;
 
   impl->setFloatAttribute(cppValue);
 }
 
 static void unrestrictedDoubleAttributeAttributeGetter(const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8::Local<v8::Object> holder = info.Holder();
 
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(holder);
 
   v8SetReturnValue(info, impl->unrestrictedDoubleAttribute());
 }
 
 static void unrestrictedDoubleAttributeAttributeSetter(v8::Local<v8::Value> v8Value, const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8::Local<v8::Object> holder = info.Holder();
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(holder);
 
   ExceptionState exceptionState(info.GetIsolate(), ExceptionState::SetterContext, "TestInterface5", "unrestrictedDoubleAttribute");
 
   // Prepare the value to be set.
-  double cppValue = toDouble(info.GetIsolate(), v8Value, exceptionState);
+  double cppValue = NativeValueTraits<IDLUnrestrictedDouble>::nativeValue(info.GetIsolate(), v8Value, exceptionState);
   if (exceptionState.hadException())
     return;
 
   impl->setUnrestrictedDoubleAttribute(cppValue);
 }
 
 static void unrestrictedFloatAttributeAttributeGetter(const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8::Local<v8::Object> holder = info.Holder();
 
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(holder);
 
   v8SetReturnValue(info, impl->unrestrictedFloatAttribute());
 }
 
 static void unrestrictedFloatAttributeAttributeSetter(v8::Local<v8::Value> v8Value, const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8::Local<v8::Object> holder = info.Holder();
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(holder);
 
   ExceptionState exceptionState(info.GetIsolate(), ExceptionState::SetterContext, "TestInterface5", "unrestrictedFloatAttribute");
 
   // Prepare the value to be set.
-  float cppValue = toFloat(info.GetIsolate(), v8Value, exceptionState);
+  float cppValue = NativeValueTraits<IDLUnrestrictedFloat>::nativeValue(info.GetIsolate(), v8Value, exceptionState);
   if (exceptionState.hadException())
     return;
 
   impl->setUnrestrictedFloatAttribute(cppValue);
 }
 
 static void staticStringAttributeAttributeGetter(const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8SetReturnValueString(info, TestInterface5Implementation::staticStringAttribute(), info.GetIsolate());
 }
 
@@ skipping 22 matching lines @@
   v8SetReturnValueInt(info, impl->alwaysExposedAttribute());
 }
 
 static void alwaysExposedAttributeAttributeSetter(v8::Local<v8::Value> v8Value, const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8::Local<v8::Object> holder = info.Holder();
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(holder);
 
   ExceptionState exceptionState(info.GetIsolate(), ExceptionState::SetterContext, "TestInterface5", "alwaysExposedAttribute");
 
   // Prepare the value to be set.
-  int32_t cppValue = toInt32(info.GetIsolate(), v8Value, NormalConversion, exceptionState);
+  int32_t cppValue = NativeValueTraits<IDLLong>::nativeValue(info.GetIsolate(), v8Value, exceptionState, NormalConversion);
   if (exceptionState.hadException())
     return;
 
   impl->setAlwaysExposedAttribute(cppValue);
 }
 
 static void workerExposedAttributeAttributeGetter(const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8::Local<v8::Object> holder = info.Holder();
 
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(holder);
 
   v8SetReturnValueInt(info, impl->workerExposedAttribute());
 }
 
 static void workerExposedAttributeAttributeSetter(v8::Local<v8::Value> v8Value, const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8::Local<v8::Object> holder = info.Holder();
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(holder);
 
   ExceptionState exceptionState(info.GetIsolate(), ExceptionState::SetterContext, "TestInterface5", "workerExposedAttribute");
 
   // Prepare the value to be set.
-  int32_t cppValue = toInt32(info.GetIsolate(), v8Value, NormalConversion, exceptionState);
+  int32_t cppValue = NativeValueTraits<IDLLong>::nativeValue(info.GetIsolate(), v8Value, exceptionState, NormalConversion);
   if (exceptionState.hadException())
     return;
 
   impl->setWorkerExposedAttribute(cppValue);
 }
 
 static void windowExposedAttributeAttributeGetter(const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8::Local<v8::Object> holder = info.Holder();
 
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(holder);
 
   v8SetReturnValueInt(info, impl->windowExposedAttribute());
 }
 
 static void windowExposedAttributeAttributeSetter(v8::Local<v8::Value> v8Value, const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8::Local<v8::Object> holder = info.Holder();
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(holder);
 
   ExceptionState exceptionState(info.GetIsolate(), ExceptionState::SetterContext, "TestInterface5", "windowExposedAttribute");
 
   // Prepare the value to be set.
-  int32_t cppValue = toInt32(info.GetIsolate(), v8Value, NormalConversion, exceptionState);
+  int32_t cppValue = NativeValueTraits<IDLLong>::nativeValue(info.GetIsolate(), v8Value, exceptionState, NormalConversion);
   if (exceptionState.hadException())
     return;
 
   impl->setWindowExposedAttribute(cppValue);
 }
 
 static void voidMethodTestInterfaceEmptyArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info) {
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(info.Holder());
 
   if (UNLIKELY(info.Length() < 1)) {
@@ skipping 17 matching lines @@
 
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(info.Holder());
 
   if (UNLIKELY(info.Length() < 2)) {
     exceptionState.throwTypeError(ExceptionMessages::notEnoughArguments(2, info.Length()));
     return;
   }
 
   double doubleArg;
   float floatArg;
-  doubleArg = toRestrictedDouble(info.GetIsolate(), info[0], exceptionState);
+  doubleArg = NativeValueTraits<IDLDouble>::nativeValue(info.GetIsolate(), info[0], exceptionState);
   if (exceptionState.hadException())
     return;
 
-  floatArg = toRestrictedFloat(info.GetIsolate(), info[1], exceptionState);
+  floatArg = NativeValueTraits<IDLFloat>::nativeValue(info.GetIsolate(), info[1], exceptionState);
   if (exceptionState.hadException())
     return;
 
   impl->voidMethodDoubleArgFloatArg(doubleArg, floatArg);
 }
 
 static void voidMethodUnrestrictedDoubleArgUnrestrictedFloatArgMethod(const v8::FunctionCallbackInfo<v8::Value>& info) {
   ExceptionState exceptionState(info.GetIsolate(), ExceptionState::ExecutionContext, "TestInterface5", "voidMethodUnrestrictedDoubleArgUnrestrictedFloatArg");
 
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(info.Holder());
 
   if (UNLIKELY(info.Length() < 2)) {
     exceptionState.throwTypeError(ExceptionMessages::notEnoughArguments(2, info.Length()));
     return;
   }
 
   double unrestrictedDoubleArg;
   float unrestrictedFloatArg;
-  unrestrictedDoubleArg = toDouble(info.GetIsolate(), info[0], exceptionState);
+  unrestrictedDoubleArg = NativeValueTraits<IDLUnrestrictedDouble>::nativeValue(info.GetIsolate(), info[0], exceptionState);
   if (exceptionState.hadException())
     return;
 
-  unrestrictedFloatArg = toFloat(info.GetIsolate(), info[1], exceptionState);
+  unrestrictedFloatArg = NativeValueTraits<IDLUnrestrictedFloat>::nativeValue(info.GetIsolate(), info[1], exceptionState);
   if (exceptionState.hadException())
     return;
 
   impl->voidMethodUnrestrictedDoubleArgUnrestrictedFloatArg(unrestrictedDoubleArg, unrestrictedFloatArg);
 }
 
 static void voidMethodMethod(const v8::FunctionCallbackInfo<v8::Value>& info) {
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(info.Holder());
 
   impl->voidMethod();
@@ skipping 512 matching lines @@
 }
 
 v8::Local<v8::Object> V8TestInterface5::findInstanceInPrototypeChain(v8::Local<v8::Value> v8Value, v8::Isolate* isolate) {
   return V8PerIsolateData::from(isolate)->findInstanceInPrototypeChain(&wrapperTypeInfo, v8Value);
 }
 
 TestInterface5Implementation* V8TestInterface5::toImplWithTypeCheck(v8::Isolate* isolate, v8::Local<v8::Value> value) {
   return hasInstance(value, isolate) ? toImpl(v8::Local<v8::Object>::Cast(value)) : nullptr;
 }
 
+TestInterface5Implementation* NativeValueTraits<TestInterface5Implementation>::nativeValue(v8::Isolate* isolate, v8::Local<v8::Value> value, ExceptionState& exceptionState) {
+  return V8TestInterface5::toImplWithTypeCheck(isolate, value);
+}
+
 void V8TestInterface5::preparePrototypeAndInterfaceObject(v8::Local<v8::Context> context, const DOMWrapperWorld& world, v8::Local<v8::Object> prototypeObject, v8::Local<v8::Function> interfaceObject, v8::Local<v8::FunctionTemplate> interfaceTemplate) {
   v8::Isolate* isolate = context->GetIsolate();
   v8::Local<v8::Signature> signature = v8::Signature::New(isolate, interfaceTemplate);
   ExecutionContext* executionContext = toExecutionContext(context);
   DCHECK(executionContext);
 
   if (executionContext && (executionContext->isWorkerGlobalScope())) {
     const V8DOMConfiguration::AccessorConfiguration accessorConfiguration = {"workerExposedAttribute", V8TestInterface5::workerExposedAttributeAttributeGetterCallback, V8TestInterface5::workerExposedAttributeAttributeSetterCallback, nullptr, nullptr, nullptr, nullptr, static_cast<v8::PropertyAttribute>(v8::None), V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder};
     V8DOMConfiguration::installAccessor(isolate, world, v8::Local<v8::Object>(), prototypeObject, interfaceObject, signature, accessorConfiguration);
   }
@@ skipping 17 matching lines @@
     const V8DOMConfiguration::MethodConfiguration windowExposedStaticMethodMethodConfiguration = {"windowExposedStaticMethod", V8TestInterface5::windowExposedStaticMethodMethodCallback, nullptr, 0, v8::None, V8DOMConfiguration::OnInterface, V8DOMConfiguration::CheckHolder, V8DOMConfiguration::DoNotCheckAccess};
     V8DOMConfiguration::installMethod(isolate, world, v8::Local<v8::Object>(), prototypeObject, interfaceObject, signature, windowExposedStaticMethodMethodConfiguration);
   }
   if (executionContext && (executionContext->isDocument() || executionContext->isServiceWorkerGlobalScope())) {
     const V8DOMConfiguration::MethodConfiguration windowAndServiceWorkerExposedMethodMethodConfiguration = {"windowAndServiceWorkerExposedMethod", V8TestInterface5::windowAndServiceWorkerExposedMethodMethodCallback, nullptr, 0, v8::None, V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder, V8DOMConfiguration::DoNotCheckAccess};
     V8DOMConfiguration::installMethod(isolate, world, v8::Local<v8::Object>(), prototypeObject, interfaceObject, signature, windowAndServiceWorkerExposedMethodMethodConfiguration);
   }
 }
 
 }  // namespace blink