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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* 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_SymbolObject_h
#define builtin_SymbolObject_h
#include "vm/NativeObject.h"
#include "vm/Symbol.h"
namespace js {
class SymbolObject : public NativeObject
{
/* Stores this Symbol object's [[PrimitiveValue]]. */
static const unsigned PRIMITIVE_VALUE_SLOT = 0;
public:
static const unsigned RESERVED_SLOTS = 1;
static const Class class_;
static JSObject* initClass(JSContext* cx, js::HandleObject obj);
/*
* Creates a new Symbol object boxing the given primitive Symbol. The
* object's [[Prototype]] is determined from context.
*/
static SymbolObject* create(JSContext* cx, JS::HandleSymbol symbol);
JS::Symbol* unbox() const {
return getFixedSlot(PRIMITIVE_VALUE_SLOT).toSymbol();
}
private:
inline void setPrimitiveValue(JS::Symbol* symbol) {
setFixedSlot(PRIMITIVE_VALUE_SLOT, SymbolValue(symbol));
}
static MOZ_MUST_USE bool construct(JSContext* cx, unsigned argc, Value* vp);
// Static methods.
static MOZ_MUST_USE bool for_(JSContext* cx, unsigned argc, Value* vp);
static MOZ_MUST_USE bool keyFor(JSContext* cx, unsigned argc, Value* vp);
// Methods defined on Symbol.prototype.
static MOZ_MUST_USE bool toString_impl(JSContext* cx, const CallArgs& args);
static MOZ_MUST_USE bool toString(JSContext* cx, unsigned argc, Value* vp);
static MOZ_MUST_USE bool valueOf_impl(JSContext* cx, const CallArgs& args);
static MOZ_MUST_USE bool valueOf(JSContext* cx, unsigned argc, Value* vp);
static MOZ_MUST_USE bool toPrimitive(JSContext* cx, unsigned argc, Value* vp);
// Properties defined on Symbol.prototype.
static MOZ_MUST_USE bool descriptionGetter_impl(JSContext* cx, const CallArgs& args);
static MOZ_MUST_USE bool descriptionGetter(JSContext* cx, unsigned argc, Value *vp);
static const JSPropertySpec properties[];
static const JSFunctionSpec methods[];
static const JSFunctionSpec staticMethods[];
};
extern JSObject*
InitSymbolClass(JSContext* cx, HandleObject obj);
} /* namespace js */
#endif /* builtin_SymbolObject_h */
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