83 lines
2.4 KiB
C++
83 lines
2.4 KiB
C++
// Copyright (C) 2011, 2012 Strahinja Val Markovic <val@markovic.io>
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//
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// This file is part of YouCompleteMe.
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//
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// YouCompleteMe is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// YouCompleteMe is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with YouCompleteMe. If not, see <http://www.gnu.org/licenses/>.
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#ifndef UTILS_H_KEPMRPBH
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#define UTILS_H_KEPMRPBH
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#include <string>
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#include <vector>
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#include <boost/filesystem.hpp>
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namespace fs = boost::filesystem;
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namespace YouCompleteMe
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{
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bool AlmostEqual( double a, double b );
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// Reads the entire contents of the specified file. If the file does not exist,
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// an exception is thrown.
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std::string ReadUtf8File( const fs::path &filepath );
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// Writes the entire contents of the specified file. If the file does not exist,
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// an exception is thrown.
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void WriteUtf8File( const fs::path &filepath, const std::string &contents );
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template <class Container, class Key>
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typename Container::mapped_type &
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GetValueElseInsert( Container &container,
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const Key &key,
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const typename Container::mapped_type &value )
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{
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return container.insert( typename Container::value_type( key, value ) )
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.first->second;
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}
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template <class Container, class Key>
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bool ContainsKey( Container &container, const Key &key )
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{
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return container.find( key ) != container.end();
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}
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template <class Container, class Key>
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typename Container::mapped_type
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FindWithDefault( Container &container,
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const Key &key,
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const typename Container::mapped_type &value )
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{
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typename Container::iterator it = container.find( key );
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return it != container.end() ? it->second : value;
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}
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template <class Container, class Key>
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bool Erase( Container &container, const Key &key )
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{
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typename Container::iterator it = container.find( key );
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if ( it != container.end() )
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{
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container.erase( it );
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return true;
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}
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return false;
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}
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} // namespace YouCompleteMe
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#endif /* end of include guard: UTILS_H_KEPMRPBH */
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