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serenity/Userland/Libraries/LibJS/Runtime/Set.h
Idan Horowitz f9d58ec0b4 LibJS: Move ValueTraits to Value.h and add special case for -0.0
This will allow us to use these traits for other hash-based containers
(like Map). This commit also adds a special case for negative zero
values, because while the equality check used same_value_zero which is
negative/positive zero insensitive, the hash was not.
2021-06-13 00:33:18 +01:00

34 lines
829 B
C++

/*
* Copyright (c) 2021, Idan Horowitz <idan.horowitz@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/HashTable.h>
#include <LibJS/Runtime/GlobalObject.h>
#include <LibJS/Runtime/Object.h>
#include <LibJS/Runtime/Value.h>
namespace JS {
class Set : public Object {
JS_OBJECT(Set, Object);
public:
static Set* create(GlobalObject&);
explicit Set(Object& prototype);
virtual ~Set() override;
HashTable<Value, ValueTraits> const& values() const { return m_values; };
HashTable<Value, ValueTraits>& values() { return m_values; };
private:
virtual void visit_edges(Visitor& visitor) override;
HashTable<Value, ValueTraits> m_values; // FIXME: Replace with a HashTable that maintains a linked list of insertion order for correct iteration order
};
}