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0bbf42bca7
This is an editorial change in the ECMA-262 spec. See: https://github.com/tc39/ecma262/commit/30257dd (cherry picked from commit 55b4ef79157f299e68163824d8d03dfab31dd3d6)
23 lines
485 B
C++
23 lines
485 B
C++
/*
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* Copyright (c) 2024, Tim Flynn <trflynn89@serenityos.org>
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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/KeyedCollections.h>
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namespace JS {
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// 24.5.1 CanonicalizeKeyedCollectionKey ( key ), https://tc39.es/ecma262/#sec-canonicalizekeyedcollectionkey
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Value canonicalize_keyed_collection_key(Value key)
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{
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// 1. If key is -0𝔽, return +0𝔽.
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if (key.is_negative_zero())
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return Value { 0.0 };
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// 2. Return key.
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return key;
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}
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}
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