match.h

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// -*- mode: C++; c-indent-level: 4; c-basic-offset: 4; tab-width: 8 -*-
//
// match.h: Rcpp R/C++ interface class library -- match
//
// Copyright (C) 2012   Dirk Eddelbuettel and Romain Francois
//
// This file is part of Rcpp.
//
// Rcpp 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 2 of the License, or
// (at your option) any later version.
//
// Rcpp 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 Rcpp.  If not, see <http://www.gnu.org/licenses/>.
 
#ifndef Rcpp__sugar__match_h
#define Rcpp__sugar__match_h
 
namespace Rcpp{
 
template <int RTYPE, bool NA, typename T, bool RHS_NA, typename RHS_T>
inline IntegerVector match( const VectorBase<RTYPE,NA,T>& x, const VectorBase<RTYPE,RHS_NA,RHS_T>& table_ ){
    Vector<RTYPE> table = table_ ;
    return sugar::IndexHash<RTYPE>( table ).fill().lookup( x.get_ref() ) ;
}
 
} // Rcpp
#endif