mirror of https://github.com/gcc-mirror/gcc.git
47 lines
1.2 KiB
C++
47 lines
1.2 KiB
C++
// Copyright (C) 2020-2024 Free Software Foundation, Inc.
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// This file is part of GCC.
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// GCC is free software; you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation; either version 3, or (at your option) any later
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// version.
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// GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for more details.
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// You should have received a copy of the GNU General Public License
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// along with GCC; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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#ifndef RUST_PUNYCODE_H
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#define RUST_PUNYCODE_H
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#include "rust-unicode.h"
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#include "optional.h"
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namespace Rust {
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/* Encode a string as punycode. Returns a string if encoding is successful.
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* Returns nullopt otherwise. Note that a returned string contains only ASCII
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* characters and does not start with `xn--`. */
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tl::optional<std::string>
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encode_punycode (const Utf8String &src);
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} // namespace Rust
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#if CHECKING_P
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namespace selftest {
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void
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rust_punycode_encode_test ();
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} // namespace selftest
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#endif // CHECKING_P
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#endif
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