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