0a71533aff
Now that Interpreter keeps all arguments in the CallFrame stack, we can just pass a const-reference to the CallFrame's argument vector to each function handler (instead of copying it.)
56 lines
2.1 KiB
C++
56 lines
2.1 KiB
C++
/*
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* Copyright (c) 2020, Stephan Unverwerth <s.unverwerth@gmx.de>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <LibJS/Interpreter.h>
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#include <LibJS/Runtime/ScriptFunction.h>
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#include <LibJS/Runtime/Value.h>
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namespace JS {
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ScriptFunction::ScriptFunction(const ScopeNode& body, Vector<String> parameters)
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: m_body(body)
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, m_parameters(move(parameters))
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{
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}
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ScriptFunction::~ScriptFunction()
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{
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}
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Value ScriptFunction::call(Interpreter& interpreter, const Vector<Value>& argument_values)
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{
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Vector<Argument> arguments;
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for (size_t i = 0; i < m_parameters.size(); ++i) {
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auto name = parameters()[i];
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auto value = js_undefined();
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if (i < argument_values.size())
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value = argument_values[i];
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arguments.append({ move(name), move(value) });
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}
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return interpreter.run(m_body, arguments, ScopeType::Function);
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}
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}
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