Object.h - mozsearch

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-

 * vim: set ts=8 sts=2 et sw=2 tw=80:

 * This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef builtin_Object_h

#define builtin_Object_h

#include "vm/JSObject.h"

namespace JS {

class Value;

namespace js {

class PlainObject;

// Object constructor native. Exposed only so the JIT can know its address.

[[nodiscard]] bool obj_construct(JSContext* cx, unsigned argc, JS::Value* vp);

PlainObject* ObjectCreateImpl(JSContext* cx, HandleObject proto,

                              NewObjectKind newKind = GenericObject);

PlainObject* ObjectCreateWithTemplate(JSContext* cx,

                                      Handle<PlainObject*> templateObj);

// Object methods exposed so they can be installed in the self-hosting global.

[[nodiscard]] bool obj_propertyIsEnumerable(JSContext* cx, unsigned argc,

                                            Value* vp);

[[nodiscard]] bool obj_isPrototypeOf(JSContext* cx, unsigned argc, Value* vp);

[[nodiscard]] bool obj_create(JSContext* cx, unsigned argc, JS::Value* vp);

[[nodiscard]] bool obj_keys(JSContext* cx, unsigned argc, JS::Value* vp);

// Similar to calling obj_keys followed by asking the length property, except

// that we do not materialize the keys array.

[[nodiscard]] bool obj_keys_length(JSContext* cx, HandleObject obj,

                                   int32_t& length);

[[nodiscard]] bool obj_is(JSContext* cx, unsigned argc, JS::Value* vp);

[[nodiscard]] bool obj_toString(JSContext* cx, unsigned argc, JS::Value* vp);

[[nodiscard]] bool obj_setProto(JSContext* cx, unsigned argc, JS::Value* vp);

JSString* ObjectClassToString(JSContext* cx, JSObject* obj);

[[nodiscard]] bool GetOwnPropertyKeys(JSContext* cx, HandleObject obj,

                                      unsigned flags,

                                      JS::MutableHandleValue rval);

// Exposed for SelfHosting.cpp

[[nodiscard]] bool GetOwnPropertyDescriptorToArray(JSContext* cx, unsigned argc,

                                                   JS::Value* vp);

/*

 * Like IdToValue, but convert int jsids to strings. This is used when

 * exposing a jsid to script for Object.getOwnProperty{Names,Symbols}

 * or scriptable proxy traps.

*/

[[nodiscard]] bool IdToStringOrSymbol(JSContext* cx, JS::HandleId id,

                                      JS::MutableHandleValue result);

// Object.prototype.toSource. Function.prototype.toSource and uneval use this.

JSString* ObjectToSource(JSContext* cx, JS::HandleObject obj);

} /* namespace js */

#endif /* builtin_Object_h */