mirror of
https://github.com/matrix-construct/construct
synced 2024-11-03 04:18:55 +01:00
64 lines
2.3 KiB
C++
64 lines
2.3 KiB
C++
// The Construct
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//
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// Copyright (C) The Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2020 Jason Volk <jason@zemos.net>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice is present in all copies. The
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// full license for this software is available in the LICENSE file.
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#pragma once
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#define HAVE_IRCD_ICU_H
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/// International Components for Unicode
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namespace ircd::icu
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{
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IRCD_EXCEPTION(ircd::error, error)
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int8_t category(const char32_t &) noexcept;
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int16_t block(const char32_t &) noexcept;
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bool is_nonchar(const char32_t &) noexcept;
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bool is_char(const char32_t &) noexcept;
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char32_t toupper(const char32_t &) noexcept;
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char32_t tolower(const char32_t &) noexcept;
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char32_t name(std::nothrow_t, const string_view &name); // error = U+FFFD
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char32_t name(const string_view &name);
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string_view name(const mutable_buffer &, std::nothrow_t, const char32_t &);
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string_view name(const mutable_buffer &, const char32_t &);
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string_view property_name(const uint &prop);
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string_view property_acronym(const uint &prop);
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extern const info::versions version_api, version_abi;
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extern const info::versions unicode_version_api, unicode_version_abi;
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}
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namespace ircd::icu::utf8
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{
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bool lead(const char &) noexcept;
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bool trail(const char &) noexcept;
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bool single(const char &) noexcept;
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size_t length(const char32_t &) noexcept;
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size_t length(const string_view &) noexcept;
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char32_t get(const string_view &) noexcept; // error < 0
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char32_t get_or_fffd(const string_view &) noexcept; // error = U+FFFD
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char32_t get_unsafe(const string_view &) noexcept; // error undefined
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size_t decode(char32_t *const &out, const size_t &max, const string_view &in);
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const_buffer encode(const mutable_buffer &out, const vector_view<const char32_t> &in);
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}
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namespace ircd::icu::utf16
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{
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bool lead(const char &) noexcept;
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bool trail(const char &) noexcept;
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bool single(const char &) noexcept;
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size_t length(const char32_t &) noexcept;
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size_t length(const string_view &) noexcept;
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char32_t get(const string_view &) noexcept; // error < 0
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char32_t get_or_fffd(const string_view &) noexcept; // error = U+FFFD
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char32_t get_unsafe(const string_view &) noexcept; // error undefined
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}
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