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Diffstat (limited to 'Source/JavaScriptCore/runtime/ReflectObject.cpp')
| -rw-r--r-- | Source/JavaScriptCore/runtime/ReflectObject.cpp | 217 |
1 files changed, 0 insertions, 217 deletions
diff --git a/Source/JavaScriptCore/runtime/ReflectObject.cpp b/Source/JavaScriptCore/runtime/ReflectObject.cpp deleted file mode 100644 index df7206bc9..000000000 --- a/Source/JavaScriptCore/runtime/ReflectObject.cpp +++ /dev/null @@ -1,217 +0,0 @@ -/* - * Copyright (C) 2015 Apple Inc. All Rights Reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR - * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY - * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "config.h" -#include "ReflectObject.h" - -#include "JSCInlines.h" -#include "JSGlobalObjectFunctions.h" -#include "JSPropertyNameIterator.h" -#include "Lookup.h" -#include "ObjectConstructor.h" - -namespace JSC { - -static EncodedJSValue JSC_HOST_CALL reflectObjectDefineProperty(ExecState*); -static EncodedJSValue JSC_HOST_CALL reflectObjectEnumerate(ExecState*); -static EncodedJSValue JSC_HOST_CALL reflectObjectGet(ExecState*); -static EncodedJSValue JSC_HOST_CALL reflectObjectGetOwnPropertyDescriptor(ExecState*); -static EncodedJSValue JSC_HOST_CALL reflectObjectGetPrototypeOf(ExecState*); -static EncodedJSValue JSC_HOST_CALL reflectObjectIsExtensible(ExecState*); -static EncodedJSValue JSC_HOST_CALL reflectObjectOwnKeys(ExecState*); -static EncodedJSValue JSC_HOST_CALL reflectObjectPreventExtensions(ExecState*); -static EncodedJSValue JSC_HOST_CALL reflectObjectSetPrototypeOf(ExecState*); - -} - -#include "ReflectObject.lut.h" - -namespace JSC { - -STATIC_ASSERT_IS_TRIVIALLY_DESTRUCTIBLE(ReflectObject); - -const ClassInfo ReflectObject::s_info = { "Reflect", &Base::s_info, &reflectObjectTable, CREATE_METHOD_TABLE(ReflectObject) }; - -/* Source for ReflectObject.lut.h -@begin reflectObjectTable - apply JSBuiltin DontEnum|Function 3 - defineProperty reflectObjectDefineProperty DontEnum|Function 3 - deleteProperty JSBuiltin DontEnum|Function 2 - enumerate reflectObjectEnumerate DontEnum|Function 1 - get reflectObjectGet DontEnum|Function 2 - getOwnPropertyDescriptor reflectObjectGetOwnPropertyDescriptor DontEnum|Function 2 - getPrototypeOf reflectObjectGetPrototypeOf DontEnum|Function 1 - has JSBuiltin DontEnum|Function 2 - isExtensible reflectObjectIsExtensible DontEnum|Function 1 - ownKeys reflectObjectOwnKeys DontEnum|Function 1 - preventExtensions reflectObjectPreventExtensions DontEnum|Function 1 - setPrototypeOf reflectObjectSetPrototypeOf DontEnum|Function 2 -@end -*/ - -ReflectObject::ReflectObject(VM& vm, Structure* structure) - : JSNonFinalObject(vm, structure) -{ -} - -void ReflectObject::finishCreation(VM& vm, JSGlobalObject*) -{ - Base::finishCreation(vm); - ASSERT(inherits(info())); -} - -bool ReflectObject::getOwnPropertySlot(JSObject* object, ExecState* exec, PropertyName propertyName, PropertySlot &slot) -{ - return getStaticFunctionSlot<Base>(exec, reflectObjectTable, jsCast<ReflectObject*>(object), propertyName, slot); -} - -// ------------------------------ Functions -------------------------------- - -// http://www.ecma-international.org/ecma-262/6.0/#sec-reflect.defineproperty -EncodedJSValue JSC_HOST_CALL reflectObjectDefineProperty(ExecState* exec) -{ - JSValue target = exec->argument(0); - if (!target.isObject()) - return JSValue::encode(throwTypeError(exec, ASCIILiteral("Reflect.defineProperty requires the first argument be an object"))); - auto propertyName = exec->argument(1).toPropertyKey(exec); - if (exec->hadException()) - return JSValue::encode(jsUndefined()); - - PropertyDescriptor descriptor; - if (!toPropertyDescriptor(exec, exec->argument(2), descriptor)) - return JSValue::encode(jsUndefined()); - ASSERT((descriptor.attributes() & Accessor) || (!descriptor.isAccessorDescriptor())); - ASSERT(!exec->hadException()); - - // Reflect.defineProperty should not throw an error when the defineOwnProperty operation fails. - bool shouldThrow = false; - JSObject* targetObject = asObject(target); - return JSValue::encode(jsBoolean(targetObject->methodTable(exec->vm())->defineOwnProperty(targetObject, exec, propertyName, descriptor, shouldThrow))); -} - -// http://www.ecma-international.org/ecma-262/6.0/#sec-reflect.enumerate -EncodedJSValue JSC_HOST_CALL reflectObjectEnumerate(ExecState* exec) -{ - JSValue target = exec->argument(0); - if (!target.isObject()) - return JSValue::encode(throwTypeError(exec, ASCIILiteral("Reflect.enumerate requires the first argument be an object"))); - return JSValue::encode(JSPropertyNameIterator::create(exec, exec->lexicalGlobalObject()->propertyNameIteratorStructure(), asObject(target))); -} - -// http://www.ecma-international.org/ecma-262/6.0/#sec-reflect.get -EncodedJSValue JSC_HOST_CALL reflectObjectGet(ExecState* exec) -{ - JSValue target = exec->argument(0); - if (!target.isObject()) - return JSValue::encode(throwTypeError(exec, ASCIILiteral("Reflect.get requires the first argument be an object"))); - - const Identifier propertyName = exec->argument(1).toPropertyKey(exec); - if (exec->hadException()) - return JSValue::encode(jsNull()); - - JSValue receiver = target; - if (exec->argumentCount() >= 3) - receiver = exec->argument(2); - - PropertySlot slot(receiver, PropertySlot::InternalMethodType::Get); - return JSValue::encode(target.get(exec, propertyName, slot)); -} - -// http://www.ecma-international.org/ecma-262/6.0/#sec-reflect.getownpropertydescriptor -EncodedJSValue JSC_HOST_CALL reflectObjectGetOwnPropertyDescriptor(ExecState* exec) -{ - JSValue target = exec->argument(0); - if (!target.isObject()) - return JSValue::encode(throwTypeError(exec, ASCIILiteral("Reflect.getOwnPropertyDescriptor requires the first argument be an object"))); - - auto key = exec->argument(1).toPropertyKey(exec); - if (exec->hadException()) - return JSValue::encode(jsUndefined()); - - return JSValue::encode(objectConstructorGetOwnPropertyDescriptor(exec, asObject(target), key)); -} - -// http://www.ecma-international.org/ecma-262/6.0/#sec-reflect.getprototypeof -EncodedJSValue JSC_HOST_CALL reflectObjectGetPrototypeOf(ExecState* exec) -{ - JSValue target = exec->argument(0); - if (!target.isObject()) - return JSValue::encode(throwTypeError(exec, ASCIILiteral("Reflect.getPrototypeOf requires the first argument be an object"))); - return JSValue::encode(objectConstructorGetPrototypeOf(exec, asObject(target))); -} - -// http://www.ecma-international.org/ecma-262/6.0/#sec-reflect.isextensible -EncodedJSValue JSC_HOST_CALL reflectObjectIsExtensible(ExecState* exec) -{ - JSValue target = exec->argument(0); - if (!target.isObject()) - return JSValue::encode(throwTypeError(exec, ASCIILiteral("Reflect.isExtensible requires the first argument be an object"))); - return JSValue::encode(jsBoolean(asObject(target)->isExtensible())); -} - -// http://www.ecma-international.org/ecma-262/6.0/#sec-reflect.ownkeys -EncodedJSValue JSC_HOST_CALL reflectObjectOwnKeys(ExecState* exec) -{ - JSValue target = exec->argument(0); - if (!target.isObject()) - return JSValue::encode(throwTypeError(exec, ASCIILiteral("Reflect.ownKeys requires the first argument be an object"))); - return JSValue::encode(ownPropertyKeys(exec, jsCast<JSObject*>(target), PropertyNameMode::StringsAndSymbols, DontEnumPropertiesMode::Include)); -} - -// http://www.ecma-international.org/ecma-262/6.0/#sec-reflect.preventextensions -EncodedJSValue JSC_HOST_CALL reflectObjectPreventExtensions(ExecState* exec) -{ - JSValue target = exec->argument(0); - if (!target.isObject()) - return JSValue::encode(throwTypeError(exec, ASCIILiteral("Reflect.preventExtensions requires the first argument be an object"))); - asObject(target)->preventExtensions(exec->vm()); - return JSValue::encode(jsBoolean(true)); -} - -// http://www.ecma-international.org/ecma-262/6.0/#sec-reflect.setprototypeof -EncodedJSValue JSC_HOST_CALL reflectObjectSetPrototypeOf(ExecState* exec) -{ - JSValue target = exec->argument(0); - if (!target.isObject()) - return JSValue::encode(throwTypeError(exec, ASCIILiteral("Reflect.setPrototypeOf requires the first argument be an object"))); - JSValue proto = exec->argument(1); - if (!proto.isObject() && !proto.isNull()) - return JSValue::encode(throwTypeError(exec, ASCIILiteral("Reflect.setPrototypeOf requires the second argument be either an object or null"))); - - JSObject* object = asObject(target); - - if (!checkProtoSetterAccessAllowed(exec, object)) - return JSValue::encode(jsBoolean(false)); - - if (object->prototype() == proto) - return JSValue::encode(jsBoolean(true)); - - if (!object->isExtensible()) - return JSValue::encode(jsBoolean(false)); - - return JSValue::encode(jsBoolean(object->setPrototypeWithCycleCheck(exec, proto))); -} - -} // namespace JSC |