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LibWeb: Add comparison operators to CSS numeric types (except Length)
This is to make it easier to bounds-check their values during parsing. Length is left out because many length units are relative to the context in which they are used, and so we cannot easily compare `10px` and `1em`, for example.
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6 changed files with 69 additions and 3 deletions
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@ -1,5 +1,5 @@
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/*
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* Copyright (c) 2022, Sam Atkins <atkinssj@serenityos.org>
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* Copyright (c) 2022-2023, Sam Atkins <atkinssj@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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@ -82,6 +82,15 @@ public:
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return m_type == other.m_type && m_value == other.m_value;
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}
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int operator<=>(Number const& other) const
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{
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if (m_value < other.m_value)
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return -1;
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if (m_value > other.m_value)
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return 1;
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return 0;
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}
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private:
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double m_value { 0 };
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Type m_type;
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