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packages/react-native/ReactCommon/react/renderer/css/CSSNumber.h
40 строк
866 B
Nick Gerleman
Add equality operators to CSS data types (#48989)
04 фев 2025, 03:04
04 фев 2025, 03:04
1e5cc69
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/* * Copyright (c) Meta Platforms, Inc. and affiliates. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. */ #pragma once #include <optional> #include <react/renderer/css/CSSDataType.h> namespace facebook::react { /** * Representation of CSS <number> data type * https://www.w3.org/TR/css-values-4/#numbers */ struct CSSNumber { float value{}; constexpr bool operator==(const CSSNumber& rhs) const = default; }; template <> struct CSSDataTypeParser<CSSNumber> { static constexpr auto consumePreservedToken(const CSSPreservedToken& token) -> std::optional<CSSNumber> { if (token.type() == CSSTokenType::Number) { return CSSNumber{token.numericValue()}; } return {}; } }; static_assert(CSSDataType<CSSNumber>); } // namespace facebook::react