44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
#pragma once
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#include <string>
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#include <string_view>
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#include <expected>
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namespace yycc::encoding::stl {
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/// @brief Possible convertion error occurs in this module.
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struct ConvError {};
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/// @brief The result type of this module.
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template<typename T>
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using ConvResult = std::expected<T, ConvError>;
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/**
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* @brief UTF8 -> UTF16
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* @param[in] src The string to be converted.
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* @return The converted string, or error occurring.
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*/
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ConvResult<std::u16string> to_utf16(const std::u8string_view& src);
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/**
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* @brief UTF16 -> UTF8
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* @param[in] src The string to be converted.
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* @return The converted string, or error occurring.
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*/
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ConvResult<std::u8string> to_utf8(const std::u16string_view& src);
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/**
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* @brief UTF8 -> UTF32
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* @param[in] src The string to be converted.
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* @return The converted string, or error occurring.
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*/
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ConvResult<std::u32string> to_utf32(const std::u8string_view& src);
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/**
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* @brief UTF32 -> UTF8
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* @param[in] src The string to be converted.
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* @return The converted string, or error occurring.
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*/
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ConvResult<std::u8string> to_utf8(const std::u32string_view& src);
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}
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