49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
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/*
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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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#pragma once
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#include <string>
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#include <boost/regex/pending/unicode_iterator.hpp>
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#include <folly/Range.h>
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namespace folly {
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template <
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class Iterator = const char*,
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class Base = folly::Range<boost::u8_to_u32_iterator<Iterator>>>
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class UTF8Range : public Base {
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public:
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/* implicit */ UTF8Range(const folly::Range<Iterator> baseRange)
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: Base(
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boost::u8_to_u32_iterator<Iterator>(
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baseRange.begin(),
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baseRange.begin(),
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baseRange.end()),
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boost::u8_to_u32_iterator<Iterator>(
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baseRange.end(),
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baseRange.begin(),
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baseRange.end())) {}
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/* implicit */ UTF8Range(const std::string& baseString)
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: Base(folly::Range<Iterator>(baseString)) {}
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};
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using UTF8StringPiece = UTF8Range<const char*>;
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} // namespace folly
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