Object.h (2753B)
1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- 2 * vim: set ts=8 sts=2 et sw=2 tw=80: 3 * This Source Code Form is subject to the terms of the Mozilla Public 4 * License, v. 2.0. If a copy of the MPL was not distributed with this 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ 6 7 #ifndef builtin_Object_h 8 #define builtin_Object_h 9 10 #include "vm/JSObject.h" 11 12 namespace JS { 13 class Value; 14 } 15 16 namespace js { 17 18 class PlainObject; 19 20 // Object constructor native. Exposed only so the JIT can know its address. 21 [[nodiscard]] bool obj_construct(JSContext* cx, unsigned argc, JS::Value* vp); 22 23 PlainObject* ObjectCreateImpl(JSContext* cx, HandleObject proto, 24 NewObjectKind newKind = GenericObject); 25 26 PlainObject* ObjectCreateWithTemplate(JSContext* cx, 27 Handle<PlainObject*> templateObj); 28 29 // Object methods exposed so they can be installed in the self-hosting global. 30 [[nodiscard]] bool obj_propertyIsEnumerable(JSContext* cx, unsigned argc, 31 Value* vp); 32 33 [[nodiscard]] bool obj_isPrototypeOf(JSContext* cx, unsigned argc, Value* vp); 34 35 [[nodiscard]] bool obj_create(JSContext* cx, unsigned argc, JS::Value* vp); 36 37 [[nodiscard]] bool obj_keys(JSContext* cx, unsigned argc, JS::Value* vp); 38 39 // Similar to calling obj_keys followed by asking the length property, except 40 // that we do not materialize the keys array. 41 [[nodiscard]] bool obj_keys_length(JSContext* cx, HandleObject obj, 42 int32_t& length); 43 44 [[nodiscard]] bool obj_is(JSContext* cx, unsigned argc, JS::Value* vp); 45 46 [[nodiscard]] bool obj_toString(JSContext* cx, unsigned argc, JS::Value* vp); 47 48 [[nodiscard]] bool obj_setProto(JSContext* cx, unsigned argc, JS::Value* vp); 49 50 JSString* ObjectClassToString(JSContext* cx, JSObject* obj); 51 52 [[nodiscard]] bool GetOwnPropertyKeys(JSContext* cx, HandleObject obj, 53 unsigned flags, 54 JS::MutableHandleValue rval); 55 56 // Exposed for SelfHosting.cpp 57 [[nodiscard]] bool GetOwnPropertyDescriptorToArray(JSContext* cx, unsigned argc, 58 JS::Value* vp); 59 60 /* 61 * Like IdToValue, but convert int jsids to strings. This is used when 62 * exposing a jsid to script for Object.getOwnProperty{Names,Symbols} 63 * or scriptable proxy traps. 64 */ 65 [[nodiscard]] bool IdToStringOrSymbol(JSContext* cx, JS::HandleId id, 66 JS::MutableHandleValue result); 67 68 // Object.prototype.toSource. Function.prototype.toSource and uneval use this. 69 JSString* ObjectToSource(JSContext* cx, JS::HandleObject obj); 70 71 } /* namespace js */ 72 73 #endif /* builtin_Object_h */