| /* |
| * Copyright (C) 2013-2019 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 "MapPrototype.h" |
| |
| #include "BuiltinNames.h" |
| #include "Error.h" |
| #include "ExceptionHelpers.h" |
| #include "IteratorOperations.h" |
| #include "JSCInlines.h" |
| #include "JSMap.h" |
| #include "Lookup.h" |
| |
| #include "MapPrototype.lut.h" |
| |
| namespace JSC { |
| |
| const ClassInfo MapPrototype::s_info = { "Map", &Base::s_info, &mapPrototypeTable, nullptr, CREATE_METHOD_TABLE(MapPrototype) }; |
| |
| /* Source for MapPrototype.lut.h |
| @begin mapPrototypeTable |
| forEach JSBuiltin DontEnum|Function 0 |
| values JSBuiltin DontEnum|Function 0 |
| keys JSBuiltin DontEnum|Function 0 |
| @end |
| */ |
| |
| static EncodedJSValue JSC_HOST_CALL mapProtoFuncClear(JSGlobalObject*, CallFrame*); |
| static EncodedJSValue JSC_HOST_CALL mapProtoFuncDelete(JSGlobalObject*, CallFrame*); |
| static EncodedJSValue JSC_HOST_CALL mapProtoFuncGet(JSGlobalObject*, CallFrame*); |
| static EncodedJSValue JSC_HOST_CALL mapProtoFuncHas(JSGlobalObject*, CallFrame*); |
| static EncodedJSValue JSC_HOST_CALL mapProtoFuncSet(JSGlobalObject*, CallFrame*); |
| |
| static EncodedJSValue JSC_HOST_CALL mapProtoFuncSize(JSGlobalObject*, CallFrame*); |
| |
| void MapPrototype::finishCreation(VM& vm, JSGlobalObject* globalObject) |
| { |
| Base::finishCreation(vm); |
| ASSERT(inherits(vm, info())); |
| |
| JSC_NATIVE_FUNCTION_WITHOUT_TRANSITION(vm.propertyNames->clear, mapProtoFuncClear, static_cast<unsigned>(PropertyAttribute::DontEnum), 0); |
| JSC_NATIVE_FUNCTION_WITHOUT_TRANSITION(vm.propertyNames->deleteKeyword, mapProtoFuncDelete, static_cast<unsigned>(PropertyAttribute::DontEnum), 1); |
| JSC_NATIVE_INTRINSIC_FUNCTION_WITHOUT_TRANSITION(vm.propertyNames->get, mapProtoFuncGet, static_cast<unsigned>(PropertyAttribute::DontEnum), 1, JSMapGetIntrinsic); |
| JSC_NATIVE_INTRINSIC_FUNCTION_WITHOUT_TRANSITION(vm.propertyNames->has, mapProtoFuncHas, static_cast<unsigned>(PropertyAttribute::DontEnum), 1, JSMapHasIntrinsic); |
| JSC_NATIVE_INTRINSIC_FUNCTION_WITHOUT_TRANSITION(vm.propertyNames->set, mapProtoFuncSet, static_cast<unsigned>(PropertyAttribute::DontEnum), 2, JSMapSetIntrinsic); |
| |
| JSC_NATIVE_INTRINSIC_FUNCTION_WITHOUT_TRANSITION(vm.propertyNames->builtinNames().getPrivateName(), mapProtoFuncGet, static_cast<unsigned>(PropertyAttribute::DontEnum), 1, JSMapGetIntrinsic); |
| JSC_NATIVE_INTRINSIC_FUNCTION_WITHOUT_TRANSITION(vm.propertyNames->builtinNames().setPrivateName(), mapProtoFuncSet, static_cast<unsigned>(PropertyAttribute::DontEnum), 2, JSMapSetIntrinsic); |
| |
| JSFunction* entries = JSFunction::create(vm, mapPrototypeEntriesCodeGenerator(vm), globalObject); |
| putDirectWithoutTransition(vm, vm.propertyNames->builtinNames().entriesPublicName(), entries, static_cast<unsigned>(PropertyAttribute::DontEnum)); |
| putDirectWithoutTransition(vm, vm.propertyNames->iteratorSymbol, entries, static_cast<unsigned>(PropertyAttribute::DontEnum)); |
| putDirectWithoutTransition(vm, vm.propertyNames->toStringTagSymbol, jsNontrivialString(vm, "Map"_s), PropertyAttribute::DontEnum | PropertyAttribute::ReadOnly); |
| |
| JSC_NATIVE_GETTER_WITHOUT_TRANSITION(vm.propertyNames->size, mapProtoFuncSize, PropertyAttribute::DontEnum | PropertyAttribute::Accessor); |
| |
| globalObject->installMapPrototypeWatchpoint(this); |
| } |
| |
| ALWAYS_INLINE static JSMap* getMap(JSGlobalObject* globalObject, JSValue thisValue) |
| { |
| VM& vm = globalObject->vm(); |
| auto scope = DECLARE_THROW_SCOPE(vm); |
| |
| if (UNLIKELY(!thisValue.isCell())) { |
| throwVMError(globalObject, scope, createNotAnObjectError(globalObject, thisValue)); |
| return nullptr; |
| } |
| |
| auto* map = jsDynamicCast<JSMap*>(vm, thisValue.asCell()); |
| if (LIKELY(map)) |
| return map; |
| throwTypeError(globalObject, scope, "Map operation called on non-Map object"_s); |
| return nullptr; |
| } |
| |
| EncodedJSValue JSC_HOST_CALL mapProtoFuncClear(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| JSMap* map = getMap(globalObject, callFrame->thisValue()); |
| if (!map) |
| return JSValue::encode(jsUndefined()); |
| map->clear(globalObject); |
| return JSValue::encode(jsUndefined()); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL mapProtoFuncDelete(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| JSMap* map = getMap(globalObject, callFrame->thisValue()); |
| if (!map) |
| return JSValue::encode(jsUndefined()); |
| return JSValue::encode(jsBoolean(map->remove(globalObject, callFrame->argument(0)))); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL mapProtoFuncGet(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| JSMap* map = getMap(globalObject, callFrame->thisValue()); |
| if (!map) |
| return JSValue::encode(jsUndefined()); |
| return JSValue::encode(map->get(globalObject, callFrame->argument(0))); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL mapProtoFuncHas(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| JSMap* map = getMap(globalObject, callFrame->thisValue()); |
| if (!map) |
| return JSValue::encode(jsUndefined()); |
| return JSValue::encode(jsBoolean(map->has(globalObject, callFrame->argument(0)))); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL mapProtoFuncSet(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| JSValue thisValue = callFrame->thisValue(); |
| JSMap* map = getMap(globalObject, thisValue); |
| if (!map) |
| return JSValue::encode(jsUndefined()); |
| map->set(globalObject, callFrame->argument(0), callFrame->argument(1)); |
| return JSValue::encode(thisValue); |
| } |
| |
| EncodedJSValue JSC_HOST_CALL mapProtoFuncSize(JSGlobalObject* globalObject, CallFrame* callFrame) |
| { |
| JSMap* map = getMap(globalObject, callFrame->thisValue()); |
| if (!map) |
| return JSValue::encode(jsUndefined()); |
| return JSValue::encode(jsNumber(map->size())); |
| } |
| |
| } |