1682f0b760
SPDX License Identifiers are a more compact / standardized way of representing file license information. See: https://spdx.dev/resources/use/#identifiers This was done with the `ambr` search and replace tool. ambr --no-parent-ignore --key-from-file --rep-from-file key.txt rep.txt *
59 lines
1.6 KiB
C++
59 lines
1.6 KiB
C++
/*
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* Copyright (c) 2020, Jack Karamanian <karamanian.jack@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibJS/Runtime/BoundFunction.h>
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#include <LibJS/Runtime/GlobalObject.h>
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namespace JS {
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BoundFunction::BoundFunction(GlobalObject& global_object, Function& target_function, Value bound_this, Vector<Value> arguments, i32 length, Object* constructor_prototype)
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: Function::Function(*global_object.function_prototype(), bound_this, move(arguments))
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, m_target_function(&target_function)
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, m_constructor_prototype(constructor_prototype)
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, m_name(String::formatted("bound {}", target_function.name()))
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, m_length(length)
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{
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}
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void BoundFunction::initialize(GlobalObject& global_object)
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{
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auto& vm = this->vm();
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Function::initialize(global_object);
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define_property(vm.names.length, Value(m_length), Attribute::Configurable);
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}
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BoundFunction::~BoundFunction()
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{
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}
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Value BoundFunction::call()
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{
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return m_target_function->call();
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}
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Value BoundFunction::construct(Function& new_target)
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{
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if (auto this_value = vm().this_value(global_object()); m_constructor_prototype && this_value.is_object()) {
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this_value.as_object().set_prototype(m_constructor_prototype);
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if (vm().exception())
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return {};
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}
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return m_target_function->construct(new_target);
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}
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LexicalEnvironment* BoundFunction::create_environment()
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{
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return m_target_function->create_environment();
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}
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void BoundFunction::visit_edges(Visitor& visitor)
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{
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Function::visit_edges(visitor);
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visitor.visit(m_target_function);
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visitor.visit(m_constructor_prototype);
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}
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}
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