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2d7b495244
Let's start moving towards native JS objects taking their prototype as a constructor argument. This will eventually allow us to move prototypes off of Interpreter and into GlobalObject.
67 lines
2.3 KiB
C++
67 lines
2.3 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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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 <AK/Function.h>
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#include <LibJS/Interpreter.h>
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#include <LibJS/Runtime/Array.h>
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#include <LibJS/Runtime/GlobalObject.h>
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#include <LibJS/Runtime/ArrayPrototype.h>
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#include <LibJS/Runtime/Error.h>
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namespace JS {
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Array* Array::create(GlobalObject& global_object)
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{
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auto& interpreter = global_object.interpreter();
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return interpreter.heap().allocate<Array>(*interpreter.array_prototype());
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}
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Array::Array(Object& prototype)
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{
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set_prototype(&prototype);
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put_native_property("length", length_getter, length_setter);
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}
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Array::~Array()
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{
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}
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Value Array::length_getter(Interpreter& interpreter)
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{
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auto* this_object = interpreter.this_value().to_object(interpreter.heap());
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if (!this_object)
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return {};
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if (!this_object->is_array())
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return interpreter.throw_exception<TypeError>("Not an array");
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return Value(static_cast<const Array*>(this_object)->length());
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}
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void Array::length_setter(Interpreter&, Value)
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{
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ASSERT_NOT_REACHED();
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}
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}
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