Robin E. R. Davies
53 lines
2.0 KiB
C++
53 lines
2.0 KiB
C++
// Copyright (c) 2023 Robin E. R. Davies
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of
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// this software and associated documentation files (the "Software"), to deal in
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// the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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// the Software, and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#pragma once
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#include <cstdint>
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#include <string>
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#include <string_view>
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namespace pipedal {
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size_t Utf8Index(size_t size, const std::string &text);
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size_t Utf8Decrement(size_t size, const std::string &text);
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size_t Utf8Increment(size_t size, const std::string &text);
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size_t Utf8Length(const std::string&text);
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std::string Utf8Erase(const std::string&text, size_t start, size_t end);
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std::string Utf8Substring(const std::string&text, size_t start, size_t end);
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inline std::string Utf8Substring(const std::string&text, size_t start) {
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return Utf8Substring(text,start,(size_t)-1);
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}
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namespace implementation {
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void Utf8RangeError();
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}
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std::string Utf8FromUtf32(char32_t value);
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std::u16string Utf8ToUtf16(const std::string_view&s);
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std::string Utf16ToUtf8(const std::u16string_view&s);
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bool IsValidUtf8(const std::string &text);
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}
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