43 lines
786 B
C++
43 lines
786 B
C++
//
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// EuropaTools
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//
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// (C) 2021-2022 modeco80 <lily.modeco80@protonmail.ch>
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//
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// SPDX-License-Identifier: LGPL-3.0-or-later
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//
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#ifndef EUROPA_UTIL_FIXEDSTRING_H
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#define EUROPA_UTIL_FIXEDSTRING_H
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#include <cstdint>
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namespace europa::util {
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/**
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* A compile-time string. Usable as a C++20 cNTTP.
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*/
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template <std::size_t N>
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struct FixedString {
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char buf[N + 1] {};
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constexpr FixedString(const char* s) { // NOLINT
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for(unsigned i = 0; i != N; ++i)
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buf[i] = s[i];
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}
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constexpr operator const char*() const { // NOLINT
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return buf;
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}
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[[nodiscard]] constexpr std::size_t Length() const {
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return N;
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}
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};
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template <std::size_t N>
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FixedString(char const (&)[N]) -> FixedString<N - 1>;
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} // namespace europa::util
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#endif // EUROPA_UTIL_FIXEDSTRING_H
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