YouCompleteMe/cpp/ycm/Future.h
Strahinja Val Markovic c9e1706fa1 ClangCompleter now async and caches Clang data
First off, we don't block the GUI thread anymore for ClangCompleter (that was
always temporary). Secondly, now ClangCompleter will cache the data coming from
clang so that query-based filtering of members is fast.
2012-07-15 20:49:56 -07:00

83 lines
1.9 KiB
C++

// Copyright (C) 2011, 2012 Strahinja Val Markovic <val@markovic.io>
//
// This file is part of YouCompleteMe.
//
// YouCompleteMe is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// YouCompleteMe is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with YouCompleteMe. If not, see <http://www.gnu.org/licenses/>.
#ifndef FUTURE_H_NR1U6MZS
#define FUTURE_H_NR1U6MZS
#include <boost/thread.hpp>
#include <boost/make_shared.hpp>
#include <boost/python.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/function.hpp>
namespace YouCompleteMe
{
class Result;
template< typename T > class ConcurrentLatestValue;
typedef boost::python::list Pylist;
typedef boost::shared_ptr< std::vector< std::string > > AsyncResults;
typedef boost::function< std::vector< std::string >() >
FunctionReturnsStringVector;
template< typename T >
boost::shared_ptr< T > ReturnValueAsShared(
boost::function< T() > func )
{
return boost::make_shared< T >( func() );
}
template< typename T >
class Future
{
public:
Future() {};
Future( boost::shared_future< T > future )
: future_( boost::move( future ) ) {}
bool ResultsReady()
{
return future_.is_ready();
}
T GetResults()
{
try
{
return future_.get();
}
catch ( boost::future_uninitialized & )
{
// Do nothing and return a T()
}
return T();
}
private:
boost::shared_future< T > future_;
};
} // namespace YouCompleteMe
#endif /* end of include guard: FUTURE_H_NR1U6MZS */