bindings: Make some value iterator properties aliases to Array.prototype functions

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/GeneratedCodeHelper.h"
-#include "bindings/core/v8/ScriptState.h"
-#include "bindings/core/v8/ScriptValue.h"
 #include "bindings/core/v8/V8DOMConfiguration.h"
-#include "bindings/core/v8/V8Iterator.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"
 #include "wtf/RefPtr.h"
@@ skipping 151 matching lines @@
 
 static void staticStringAttributeAttributeSetter(v8::Local<v8::Value> v8Value, const v8::FunctionCallbackInfo<v8::Value>& info) {
   // Prepare the value to be set.
   V8StringResource<> cppValue = v8Value;
   if (!cppValue.prepare())
     return;
 
   TestInterface5Implementation::setStaticStringAttribute(cppValue);
 }
 
+static void lengthAttributeGetter(const v8::FunctionCallbackInfo<v8::Value>& info) {
+  v8::Local<v8::Object> holder = info.Holder();
+
+  TestInterface5Implementation* impl = V8TestInterface5::toImpl(holder);
+
+  v8SetReturnValueUnsigned(info, impl->length());
+}
+
 static void alwaysExposedAttributeAttributeGetter(const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8::Local<v8::Object> holder = info.Holder();
 
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(holder);
 
   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();
@@ skipping 233 matching lines @@
   if (!(info[0]->IsObject() && v8::Local<v8::Object>::Cast(info[0])->IsCallable())) {
     V8ThrowException::throwTypeError(info.GetIsolate(), ExceptionMessages::failedToExecute("voidMethodVoidCallbackFunctionModulesArg", "TestInterface5", "The callback provided as parameter 1 is not a function."));
 
     return;
   }
   arg = VoidCallbackFunctionModules::create(ScriptState::current(info.GetIsolate()), info[0]);
 
   impl->voidMethodVoidCallbackFunctionModulesArg(arg);
 }
 
-static void keysMethod(const v8::FunctionCallbackInfo<v8::Value>& info) {
-  ExceptionState exceptionState(info.GetIsolate(), ExceptionState::ExecutionContext, "TestInterface5", "keys");
-
-  TestInterface5Implementation* impl = V8TestInterface5::toImpl(info.Holder());
-
-  ScriptState* scriptState = ScriptState::forReceiverObject(info);
-
-  Iterator* result = impl->keysForBinding(scriptState, exceptionState);
-  if (exceptionState.hadException()) {
-    return;
-  }
-  v8SetReturnValue(info, result);
-}
-
-static void valuesMethod(const v8::FunctionCallbackInfo<v8::Value>& info) {
-  ExceptionState exceptionState(info.GetIsolate(), ExceptionState::ExecutionContext, "TestInterface5", "values");
-
-  TestInterface5Implementation* impl = V8TestInterface5::toImpl(info.Holder());
-
-  ScriptState* scriptState = ScriptState::forReceiverObject(info);
-
-  Iterator* result = impl->valuesForBinding(scriptState, exceptionState);
-  if (exceptionState.hadException()) {
-    return;
-  }
-  v8SetReturnValue(info, result);
-}
-
-static void entriesMethod(const v8::FunctionCallbackInfo<v8::Value>& info) {
-  ExceptionState exceptionState(info.GetIsolate(), ExceptionState::ExecutionContext, "TestInterface5", "entries");
-
-  TestInterface5Implementation* impl = V8TestInterface5::toImpl(info.Holder());
-
-  ScriptState* scriptState = ScriptState::forReceiverObject(info);
-
-  Iterator* result = impl->entriesForBinding(scriptState, exceptionState);
-  if (exceptionState.hadException()) {
-    return;
-  }
-  v8SetReturnValue(info, result);
-}
-
-static void forEachMethod(const v8::FunctionCallbackInfo<v8::Value>& info) {
-  ExceptionState exceptionState(info.GetIsolate(), ExceptionState::ExecutionContext, "TestInterface5", "forEach");
-
-  TestInterface5Implementation* impl = V8TestInterface5::toImpl(info.Holder());
-
-  ScriptState* scriptState = ScriptState::forReceiverObject(info);
-
-  if (UNLIKELY(info.Length() < 1)) {
-    exceptionState.throwTypeError(ExceptionMessages::notEnoughArguments(1, info.Length()));
-    return;
-  }
-
-  ScriptValue callback;
-  ScriptValue thisArg;
-  if (!(info[0]->IsObject() && v8::Local<v8::Object>::Cast(info[0])->IsCallable())) {
-    exceptionState.throwTypeError("The callback provided as parameter 1 is not a function.");
-
-    return;
-  }
-  callback = ScriptValue(ScriptState::current(info.GetIsolate()), info[0]);
-
-  thisArg = ScriptValue(ScriptState::current(info.GetIsolate()), info[1]);
-
-  impl->forEachForBinding(scriptState, ScriptValue(scriptState, info.Holder()), callback, thisArg, exceptionState);
-  if (exceptionState.hadException()) {
-    return;
-  }
-}
-
 static void toStringMethod(const v8::FunctionCallbackInfo<v8::Value>& info) {
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(info.Holder());
 
   v8SetReturnValueString(info, impl->toString(), info.GetIsolate());
 }
 
-static void iteratorMethod(const v8::FunctionCallbackInfo<v8::Value>& info) {
-  ExceptionState exceptionState(info.GetIsolate(), ExceptionState::ExecutionContext, "TestInterface5", "iterator");
-
-  TestInterface5Implementation* impl = V8TestInterface5::toImpl(info.Holder());
-
-  ScriptState* scriptState = ScriptState::forReceiverObject(info);
-
-  Iterator* result = impl->iterator(scriptState, exceptionState);
-  if (exceptionState.hadException()) {
-    return;
-  }
-  v8SetReturnValue(info, result);
-}
-
 static void namedPropertyGetter(const AtomicString& name, const v8::PropertyCallbackInfo<v8::Value>& info) {
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(info.Holder());
   String result = impl->anonymousNamedGetter(name);
   if (result.isNull())
     return;
   v8SetReturnValueString(info, result, info.GetIsolate());
 }
 
 static void namedPropertySetter(const AtomicString& name, v8::Local<v8::Value> v8Value, const v8::PropertyCallbackInfo<v8::Value>& info) {
   TestInterface5Implementation* impl = V8TestInterface5::toImpl(info.Holder());
@@ skipping 130 matching lines @@
 void V8TestInterface5::staticStringAttributeAttributeGetterCallback(const v8::FunctionCallbackInfo<v8::Value>& info) {
   TestInterface5ImplementationV8Internal::staticStringAttributeAttributeGetter(info);
 }
 
 void V8TestInterface5::staticStringAttributeAttributeSetterCallback(const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8::Local<v8::Value> v8Value = info[0];
 
   TestInterface5ImplementationV8Internal::staticStringAttributeAttributeSetter(v8Value, info);
 }
 
+void V8TestInterface5::lengthAttributeGetterCallback(const v8::FunctionCallbackInfo<v8::Value>& info) {
+  TestInterface5ImplementationV8Internal::lengthAttributeGetter(info);
+}
+
 void V8TestInterface5::alwaysExposedAttributeAttributeGetterCallback(const v8::FunctionCallbackInfo<v8::Value>& info) {
   TestInterface5ImplementationV8Internal::alwaysExposedAttributeAttributeGetter(info);
 }
 
 void V8TestInterface5::alwaysExposedAttributeAttributeSetterCallback(const v8::FunctionCallbackInfo<v8::Value>& info) {
   v8::Local<v8::Value> v8Value = info[0];
 
   TestInterface5ImplementationV8Internal::alwaysExposedAttributeAttributeSetter(v8Value, info);
 }
 
@@ skipping 74 matching lines @@
 }
 
 void V8TestInterface5::voidMethodVoidExperimentalCallbackFunctionMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info) {
   TestInterface5ImplementationV8Internal::voidMethodVoidExperimentalCallbackFunctionMethod(info);
 }
 
 void V8TestInterface5::voidMethodVoidCallbackFunctionModulesArgMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info) {
   TestInterface5ImplementationV8Internal::voidMethodVoidCallbackFunctionModulesArgMethod(info);
 }
 
-void V8TestInterface5::keysMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info) {
-  TestInterface5ImplementationV8Internal::keysMethod(info);
-}
-
-void V8TestInterface5::valuesMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info) {
-  TestInterface5ImplementationV8Internal::valuesMethod(info);
-}
-
-void V8TestInterface5::entriesMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info) {
-  TestInterface5ImplementationV8Internal::entriesMethod(info);
-}
-
-void V8TestInterface5::forEachMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info) {
-  TestInterface5ImplementationV8Internal::forEachMethod(info);
-}
-
 void V8TestInterface5::toStringMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info) {
   TestInterface5ImplementationV8Internal::toStringMethod(info);
 }
 
-void V8TestInterface5::iteratorMethodCallback(const v8::FunctionCallbackInfo<v8::Value>& info) {
-  TestInterface5ImplementationV8Internal::iteratorMethod(info);
-}
-
 void V8TestInterface5::namedPropertyGetterCallback(v8::Local<v8::Name> name, const v8::PropertyCallbackInfo<v8::Value>& info) {
   if (!name->IsString())
     return;
   const AtomicString& propertyName = toCoreAtomicString(name.As<v8::String>());
 
   TestInterface5ImplementationV8Internal::namedPropertyGetter(propertyName, info);
 }
 
 void V8TestInterface5::namedPropertySetterCallback(v8::Local<v8::Name> name, v8::Local<v8::Value> v8Value, const v8::PropertyCallbackInfo<v8::Value>& info) {
   if (!name->IsString())
@@ skipping 48 matching lines @@
 #pragma clang diagnostic pop
 #endif
 
 const V8DOMConfiguration::AccessorConfiguration V8TestInterface5Accessors[] = {
     {"testInterfaceAttribute", V8TestInterface5::testInterfaceAttributeAttributeGetterCallback, V8TestInterface5::testInterfaceAttributeAttributeSetterCallback, nullptr, nullptr, nullptr, nullptr, static_cast<v8::PropertyAttribute>(v8::None), V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
     {"doubleAttribute", V8TestInterface5::doubleAttributeAttributeGetterCallback, V8TestInterface5::doubleAttributeAttributeSetterCallback, nullptr, nullptr, nullptr, nullptr, static_cast<v8::PropertyAttribute>(v8::None), V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
     {"floatAttribute", V8TestInterface5::floatAttributeAttributeGetterCallback, V8TestInterface5::floatAttributeAttributeSetterCallback, nullptr, nullptr, nullptr, nullptr, static_cast<v8::PropertyAttribute>(v8::None), V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
     {"unrestrictedDoubleAttribute", V8TestInterface5::unrestrictedDoubleAttributeAttributeGetterCallback, V8TestInterface5::unrestrictedDoubleAttributeAttributeSetterCallback, nullptr, nullptr, nullptr, nullptr, static_cast<v8::PropertyAttribute>(v8::None), V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
     {"unrestrictedFloatAttribute", V8TestInterface5::unrestrictedFloatAttributeAttributeGetterCallback, V8TestInterface5::unrestrictedFloatAttributeAttributeSetterCallback, nullptr, nullptr, nullptr, nullptr, static_cast<v8::PropertyAttribute>(v8::None), V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
     {"staticStringAttribute", V8TestInterface5::staticStringAttributeAttributeGetterCallback, V8TestInterface5::staticStringAttributeAttributeSetterCallback, nullptr, nullptr, nullptr, nullptr, static_cast<v8::PropertyAttribute>(v8::None), V8DOMConfiguration::OnInterface, V8DOMConfiguration::CheckHolder},
+    {"length", V8TestInterface5::lengthAttributeGetterCallback, nullptr, nullptr, nullptr, nullptr, nullptr, static_cast<v8::PropertyAttribute>(v8::ReadOnly), V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
     {"alwaysExposedAttribute", V8TestInterface5::alwaysExposedAttributeAttributeGetterCallback, V8TestInterface5::alwaysExposedAttributeAttributeSetterCallback, nullptr, nullptr, nullptr, nullptr, static_cast<v8::PropertyAttribute>(v8::None), V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
 };
 
 const V8DOMConfiguration::MethodConfiguration V8TestInterface5Methods[] = {
     {"voidMethodTestInterfaceEmptyArg", V8TestInterface5::voidMethodTestInterfaceEmptyArgMethodCallback, nullptr, 1, v8::None, V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
     {"voidMethodDoubleArgFloatArg", V8TestInterface5::voidMethodDoubleArgFloatArgMethodCallback, nullptr, 2, v8::None, V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
     {"voidMethodUnrestrictedDoubleArgUnrestrictedFloatArg", V8TestInterface5::voidMethodUnrestrictedDoubleArgUnrestrictedFloatArgMethodCallback, nullptr, 2, v8::None, V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
     {"voidMethod", V8TestInterface5::voidMethodMethodCallback, V8TestInterface5::voidMethodMethodCallbackForMainWorld, 0, v8::None, V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
     {"alwaysExposedMethod", V8TestInterface5::alwaysExposedMethodMethodCallback, nullptr, 0, v8::None, V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
     {"alwaysExposedStaticMethod", V8TestInterface5::alwaysExposedStaticMethodMethodCallback, nullptr, 0, v8::None, V8DOMConfiguration::OnInterface, V8DOMConfiguration::CheckHolder},
     {"voidMethodBooleanOrDOMStringArg", V8TestInterface5::voidMethodBooleanOrDOMStringArgMethodCallback, nullptr, 1, v8::None, V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
     {"voidMethodDoubleOrDOMStringArg", V8TestInterface5::voidMethodDoubleOrDOMStringArgMethodCallback, nullptr, 1, v8::None, V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
     {"voidMethodVoidExperimentalCallbackFunction", V8TestInterface5::voidMethodVoidExperimentalCallbackFunctionMethodCallback, nullptr, 1, v8::None, V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
     {"voidMethodVoidCallbackFunctionModulesArg", V8TestInterface5::voidMethodVoidCallbackFunctionModulesArgMethodCallback, nullptr, 1, v8::None, V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
-    {"keys", V8TestInterface5::keysMethodCallback, nullptr, 0, v8::None, V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
-    {"values", V8TestInterface5::valuesMethodCallback, nullptr, 0, v8::None, V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
-    {"entries", V8TestInterface5::entriesMethodCallback, nullptr, 0, v8::None, V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
-    {"forEach", V8TestInterface5::forEachMethodCallback, nullptr, 1, v8::None, V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
     {"toString", V8TestInterface5::toStringMethodCallback, nullptr, 0, static_cast<v8::PropertyAttribute>(v8::DontEnum), V8DOMConfiguration::OnPrototype, V8DOMConfiguration::CheckHolder},
 };
 
 static void installV8TestInterface5Template(v8::Isolate* isolate, const DOMWrapperWorld& world, v8::Local<v8::FunctionTemplate> interfaceTemplate) {
   // Initialize the interface object's template.
   V8DOMConfiguration::initializeDOMInterfaceTemplate(isolate, interfaceTemplate, V8TestInterface5::wrapperTypeInfo.interfaceName, V8TestInterfaceEmpty::domTemplate(isolate, world), V8TestInterface5::internalFieldCount);
 
   if (!RuntimeEnabledFeatures::featureNameEnabled()) {
     return;
   }
@@ skipping 15 matching lines @@
   V8DOMConfiguration::installAccessors(isolate, world, instanceTemplate, prototypeTemplate, interfaceTemplate, signature, V8TestInterface5Accessors, WTF_ARRAY_LENGTH(V8TestInterface5Accessors));
   V8DOMConfiguration::installMethods(isolate, world, instanceTemplate, prototypeTemplate, interfaceTemplate, signature, V8TestInterface5Methods, WTF_ARRAY_LENGTH(V8TestInterface5Methods));
 
   // Indexed properties
   v8::IndexedPropertyHandlerConfiguration indexedPropertyHandlerConfig(V8TestInterface5::indexedPropertyGetterCallback, V8TestInterface5::indexedPropertySetterCallback, nullptr, V8TestInterface5::indexedPropertyDeleterCallback, indexedPropertyEnumerator<TestInterface5Implementation>, v8::Local<v8::Value>(), v8::PropertyHandlerFlags::kNone);
   instanceTemplate->SetHandler(indexedPropertyHandlerConfig);
   // Named properties
   v8::NamedPropertyHandlerConfiguration namedPropertyHandlerConfig(V8TestInterface5::namedPropertyGetterCallback, V8TestInterface5::namedPropertySetterCallback, V8TestInterface5::namedPropertyQueryCallback, V8TestInterface5::namedPropertyDeleterCallback, V8TestInterface5::namedPropertyEnumeratorCallback, v8::Local<v8::Value>(), static_cast<v8::PropertyHandlerFlags>(int(v8::PropertyHandlerFlags::kOnlyInterceptStrings) | int(v8::PropertyHandlerFlags::kNonMasking)));
   instanceTemplate->SetHandler(namedPropertyHandlerConfig);
 
-  // Iterator (@@iterator)
-  const V8DOMConfiguration::SymbolKeyedMethodConfiguration symbolKeyedIteratorConfiguration = { v8::Symbol::GetIterator, V8TestInterface5::iteratorMethodCallback, 0, v8::DontEnum, V8DOMConfiguration::OnPrototype };
-  V8DOMConfiguration::installMethod(isolate, world, prototypeTemplate, signature, symbolKeyedIteratorConfiguration);
+  // Array iterator (@@iterator)
+  prototypeTemplate->SetIntrinsicDataProperty(v8::Symbol::GetIterator(isolate), v8::kArrayProto_values, v8::DontEnum);
+  // For value iterators, the properties below must originally be set to the corresponding ones in %ArrayPrototype%.
+  // See https://heycam.github.io/webidl/#es-iterators.
+  prototypeTemplate->SetIntrinsicDataProperty(v8AtomicString(isolate, "entries"), v8::kArrayProto_entries);
+  prototypeTemplate->SetIntrinsicDataProperty(v8AtomicString(isolate, "forEach"), v8::kArrayProto_forEach);
+  prototypeTemplate->SetIntrinsicDataProperty(v8AtomicString(isolate, "keys"), v8::kArrayProto_keys);
+  prototypeTemplate->SetIntrinsicDataProperty(v8AtomicString(isolate, "values"), v8::kArrayProto_values);
 
   instanceTemplate->SetCallAsFunctionHandler(V8TestInterface5::legacyCallCustom);
 }
 
 v8::Local<v8::FunctionTemplate> V8TestInterface5::domTemplate(v8::Isolate* isolate, const DOMWrapperWorld& world) {
   return V8DOMConfiguration::domClassTemplate(isolate, world, const_cast<WrapperTypeInfo*>(&wrapperTypeInfo), installV8TestInterface5Template);
 }
 
 bool V8TestInterface5::hasInstance(v8::Local<v8::Value> v8Value, v8::Isolate* isolate) {
   return V8PerIsolateData::from(isolate)->hasInstance(&wrapperTypeInfo, v8Value);
@@ skipping 38 matching lines @@
     const V8DOMConfiguration::MethodConfiguration windowExposedStaticMethodMethodConfiguration = {"windowExposedStaticMethod", V8TestInterface5::windowExposedStaticMethodMethodCallback, nullptr, 0, v8::None, V8DOMConfiguration::OnInterface, V8DOMConfiguration::CheckHolder};
     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::installMethod(isolate, world, v8::Local<v8::Object>(), prototypeObject, interfaceObject, signature, windowAndServiceWorkerExposedMethodMethodConfiguration);
   }
 }
 
 }  // namespace blink