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45 lines
1.2 KiB
C++
45 lines
1.2 KiB
C++
/*
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* Copyright 2011-present Facebook, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// Some utility routines relating to unicode.
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#pragma once
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#include <string>
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namespace folly {
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//////////////////////////////////////////////////////////////////////
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/*
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* Encode a single unicode code point into a UTF-8 byte sequence.
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*
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* Return value is undefined if `cp' is an invalid code point.
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*/
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std::string codePointToUtf8(char32_t cp);
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/*
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* Decode a single unicode code point from UTF-8 byte sequence.
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*/
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char32_t utf8ToCodePoint(
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const unsigned char*& p,
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const unsigned char* const e,
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bool skipOnError);
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//////////////////////////////////////////////////////////////////////
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} // namespace folly
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