mirror of
https://github.com/LadybirdBrowser/ladybird
synced 2026-05-12 09:56:45 +02:00
277551c40f
Add shared helpers for estimating external string and container storage. Use them for symbols, bound function arguments, promise reactions, and promise combinator value lists.
53 lines
2.0 KiB
C++
53 lines
2.0 KiB
C++
/*
|
|
* Copyright (c) 2020, Jack Karamanian <karamanian.jack@gmail.com>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <LibJS/Runtime/Completion.h>
|
|
#include <LibJS/Runtime/FunctionObject.h>
|
|
|
|
namespace JS {
|
|
|
|
class BoundFunction final : public FunctionObject {
|
|
JS_OBJECT(BoundFunction, FunctionObject);
|
|
GC_DECLARE_ALLOCATOR(BoundFunction);
|
|
|
|
public:
|
|
static ThrowCompletionOr<GC::Ref<BoundFunction>> create(Realm&, FunctionObject& target_function, Value bound_this, Vector<Value> bound_arguments);
|
|
|
|
virtual ~BoundFunction() override = default;
|
|
|
|
virtual ThrowCompletionOr<Value> internal_call(ExecutionContext&, Value this_argument) override;
|
|
virtual ThrowCompletionOr<GC::Ref<Object>> internal_construct(ExecutionContext& arguments_list, FunctionObject& new_target) override;
|
|
|
|
virtual bool is_strict_mode() const override { return m_bound_target_function->is_strict_mode(); }
|
|
virtual bool has_constructor() const override { return m_bound_target_function->has_constructor(); }
|
|
|
|
FunctionObject& bound_target_function() const { return *m_bound_target_function; }
|
|
Value bound_this() const { return m_bound_this; }
|
|
Vector<Value> const& bound_arguments() const { return m_bound_arguments; }
|
|
|
|
virtual Utf16String name_for_call_stack() const override;
|
|
|
|
private:
|
|
BoundFunction(Realm&, FunctionObject& target_function, Value bound_this, Vector<Value> bound_arguments, Object* prototype);
|
|
|
|
void get_stack_frame_info(size_t& registers_and_locals_count, ReadonlySpan<Value>& constants, size_t& argument_count) override;
|
|
virtual void visit_edges(Visitor&) override;
|
|
virtual size_t external_memory_size() const override;
|
|
|
|
virtual bool is_bound_function() const final { return true; }
|
|
|
|
GC::Ptr<FunctionObject> m_bound_target_function; // [[BoundTargetFunction]]
|
|
Value m_bound_this; // [[BoundThis]]
|
|
Vector<Value> m_bound_arguments; // [[BoundArguments]]
|
|
};
|
|
|
|
template<>
|
|
inline bool Object::fast_is<BoundFunction>() const { return is_bound_function(); }
|
|
|
|
}
|