Userland/Libraries/LibJS/Runtime/BoundFunction.h


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/*
 * Copyright (c) 2020, Jack Karamanian <karamanian.jack@gmail.com>
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#pragma once

#include <LibJS/Runtime/FunctionObject.h>

namespace JS {

class BoundFunction final : public FunctionObject {
    JS_OBJECT(BoundFunction, FunctionObject);

public:
    BoundFunction(GlobalObject&, FunctionObject& target_function, Value bound_this, Vector<Value> arguments, i32 length, Object* constructor_prototype);
    virtual void initialize(GlobalObject&) override;
    virtual ~BoundFunction();

    virtual Value call() override;

    virtual Value construct(FunctionObject& new_target) override;

    virtual FunctionEnvironment* create_environment(FunctionObject&) override;

    virtual void visit_edges(Visitor&) override;

    virtual const FlyString& name() const override
    {
        return m_name;
    }

    FunctionObject& target_function() const
    {
        return *m_target_function;
    }

    virtual bool is_strict_mode() const override { return m_target_function->is_strict_mode(); }

private:
    FunctionObject* m_target_function { nullptr };
    Object* m_constructor_prototype { nullptr };
    FlyString m_name;
    i32 m_length { 0 };
};

}