mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2025-04-26 06:18:59 +00:00
56 lines
2.1 KiB
C++
56 lines
2.1 KiB
C++
/*
|
|
* Copyright (c) 2020-2021, Andreas Kling <andreas@ladybird.org>
|
|
* Copyright (c) 2021-2022, Linus Groh <linusg@serenityos.org>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <AK/Optional.h>
|
|
#include <AK/StringView.h>
|
|
#include <LibJS/Runtime/Object.h>
|
|
#include <LibJS/Runtime/PrivateEnvironment.h>
|
|
#include <LibJS/Runtime/PropertyKey.h>
|
|
|
|
namespace JS {
|
|
|
|
class FunctionObject : public Object {
|
|
JS_OBJECT(FunctionObject, Object);
|
|
|
|
public:
|
|
virtual ~FunctionObject() = default;
|
|
|
|
// Table 5: Additional Essential Internal Methods of Function Objects, https://tc39.es/ecma262/#table-additional-essential-internal-methods-of-function-objects
|
|
|
|
virtual ThrowCompletionOr<Value> internal_call(Value this_argument, ReadonlySpan<Value> arguments_list) = 0;
|
|
virtual ThrowCompletionOr<GC::Ref<Object>> internal_construct([[maybe_unused]] ReadonlySpan<Value> arguments_list, [[maybe_unused]] FunctionObject& new_target) { VERIFY_NOT_REACHED(); }
|
|
|
|
void set_function_name(Variant<PropertyKey, PrivateName> const& name_arg, Optional<StringView> const& prefix = {});
|
|
void set_function_length(double length);
|
|
|
|
virtual bool is_strict_mode() const { return false; }
|
|
|
|
virtual bool has_constructor() const { return false; }
|
|
|
|
// [[Realm]]
|
|
virtual Realm* realm() const { return nullptr; }
|
|
|
|
virtual Vector<FlyString> const& local_variables_names() const { VERIFY_NOT_REACHED(); }
|
|
|
|
virtual FunctionParameters const& formal_parameters() const { VERIFY_NOT_REACHED(); }
|
|
|
|
protected:
|
|
explicit FunctionObject(Realm&, Object* prototype, MayInterfereWithIndexedPropertyAccess = MayInterfereWithIndexedPropertyAccess::No);
|
|
explicit FunctionObject(Object& prototype, MayInterfereWithIndexedPropertyAccess = MayInterfereWithIndexedPropertyAccess::No);
|
|
|
|
[[nodiscard]] GC::Ref<PrimitiveString> make_function_name(Variant<PropertyKey, PrivateName> const&, Optional<StringView> const& prefix);
|
|
|
|
private:
|
|
virtual bool is_function() const override { return true; }
|
|
};
|
|
|
|
template<>
|
|
inline bool Object::fast_is<FunctionObject>() const { return is_function(); }
|
|
|
|
}
|