// Copyright Neil Groves 2009. Use, modification and | |
// distribution is subject to the Boost Software License, Version | |
// 1.0. (See accompanying file LICENSE_1_0.txt or copy at | |
// http://www.boost.org/LICENSE_1_0.txt) | |
// | |
// | |
// For more information, see http://www.boost.org/libs/range/ | |
// | |
#ifndef BOOST_RANGE_ALGORITHM_FIND_FIRST_OF_HPP_INCLUDED | |
#define BOOST_RANGE_ALGORITHM_FIND_FIRST_OF_HPP_INCLUDED | |
#include <boost/concept_check.hpp> | |
#include <boost/range/begin.hpp> | |
#include <boost/range/end.hpp> | |
#include <boost/range/concepts.hpp> | |
#include <boost/range/detail/range_return.hpp> | |
#include <algorithm> | |
namespace boost | |
{ | |
namespace range | |
{ | |
/// \brief template function find_first_of | |
/// | |
/// range-based version of the find_first_of std algorithm | |
/// | |
/// \pre SinglePassRange1 is a model of the SinglePassRangeConcept | |
/// \pre ForwardRange2 is a model of the ForwardRangeConcept | |
/// \pre BinaryPredicate is a model of the BinaryPredicateConcept | |
template< class SinglePassRange1, class ForwardRange2 > | |
inline BOOST_DEDUCED_TYPENAME disable_if< | |
is_const<SinglePassRange1>, | |
BOOST_DEDUCED_TYPENAME range_iterator<SinglePassRange1>::type | |
>::type | |
find_first_of(SinglePassRange1 & rng1, ForwardRange2 const & rng2) | |
{ | |
BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<SinglePassRange1> )); | |
BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange2> )); | |
return std::find_first_of(boost::begin(rng1),boost::end(rng1), | |
boost::begin(rng2),boost::end(rng2)); | |
} | |
/// \overload | |
template< class SinglePassRange1, class ForwardRange2 > | |
inline BOOST_DEDUCED_TYPENAME range_iterator<const SinglePassRange1>::type | |
find_first_of(const SinglePassRange1& rng1, const ForwardRange2& rng2) | |
{ | |
BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<const SinglePassRange1> )); | |
BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange2> )); | |
return std::find_first_of(boost::begin(rng1),boost::end(rng1), | |
boost::begin(rng2),boost::end(rng2)); | |
} | |
/// \overload | |
template< class SinglePassRange1, class ForwardRange2, class BinaryPredicate > | |
inline BOOST_DEDUCED_TYPENAME disable_if< | |
is_const<SinglePassRange1>, | |
BOOST_DEDUCED_TYPENAME range_iterator<SinglePassRange1>::type | |
>::type | |
find_first_of(SinglePassRange1 & rng1, ForwardRange2 const & rng2, BinaryPredicate pred) | |
{ | |
BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<SinglePassRange1> )); | |
BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange2> )); | |
return std::find_first_of(boost::begin(rng1),boost::end(rng1), | |
boost::begin(rng2),boost::end(rng2),pred); | |
} | |
/// \overload | |
template< class SinglePassRange1, class ForwardRange2, class BinaryPredicate > | |
inline BOOST_DEDUCED_TYPENAME range_iterator<const SinglePassRange1>::type | |
find_first_of(const SinglePassRange1& rng1, const ForwardRange2& rng2, BinaryPredicate pred) | |
{ | |
BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<const SinglePassRange1> )); | |
BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange2> )); | |
return std::find_first_of(boost::begin(rng1),boost::end(rng1), | |
boost::begin(rng2),boost::end(rng2),pred); | |
} | |
// range return overloads | |
/// \overload | |
template< range_return_value re, class SinglePassRange1, class ForwardRange2 > | |
inline BOOST_DEDUCED_TYPENAME disable_if< | |
is_const<SinglePassRange1>, | |
BOOST_DEDUCED_TYPENAME range_return<SinglePassRange1,re>::type | |
>::type | |
find_first_of(SinglePassRange1& rng1, const ForwardRange2& rng2) | |
{ | |
BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<SinglePassRange1> )); | |
BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange2> )); | |
return range_return<SinglePassRange1,re>:: | |
pack(std::find_first_of(boost::begin(rng1), boost::end(rng1), | |
boost::begin(rng2), boost::end(rng2)), | |
rng1); | |
} | |
/// \overload | |
template< range_return_value re, class SinglePassRange1, class ForwardRange2 > | |
inline BOOST_DEDUCED_TYPENAME range_return<const SinglePassRange1,re>::type | |
find_first_of(const SinglePassRange1& rng1, const ForwardRange2& rng2) | |
{ | |
BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<const SinglePassRange1> )); | |
BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange2> )); | |
return range_return<const SinglePassRange1,re>:: | |
pack(std::find_first_of(boost::begin(rng1), boost::end(rng1), | |
boost::begin(rng2), boost::end(rng2)), | |
rng1); | |
} | |
/// \overload | |
template< range_return_value re, class SinglePassRange1, class ForwardRange2, | |
class BinaryPredicate > | |
inline BOOST_DEDUCED_TYPENAME disable_if< | |
is_const<SinglePassRange1>, | |
BOOST_DEDUCED_TYPENAME range_return<SinglePassRange1,re>::type | |
>::type | |
find_first_of(SinglePassRange1 & rng1, const ForwardRange2& rng2, | |
BinaryPredicate pred) | |
{ | |
BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<SinglePassRange1> )); | |
BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange2> )); | |
return range_return<SinglePassRange1,re>:: | |
pack(std::find_first_of(boost::begin(rng1), boost::end(rng1), | |
boost::begin(rng2), boost::end(rng2), pred), | |
rng1); | |
} | |
/// \overload | |
template< range_return_value re, class SinglePassRange1, class ForwardRange2, | |
class BinaryPredicate > | |
inline BOOST_DEDUCED_TYPENAME range_return<const SinglePassRange1,re>::type | |
find_first_of(const SinglePassRange1 & rng1, const ForwardRange2& rng2, | |
BinaryPredicate pred) | |
{ | |
BOOST_RANGE_CONCEPT_ASSERT(( SinglePassRangeConcept<const SinglePassRange1> )); | |
BOOST_RANGE_CONCEPT_ASSERT(( ForwardRangeConcept<const ForwardRange2> )); | |
return range_return<const SinglePassRange1,re>:: | |
pack(std::find_first_of(boost::begin(rng1), boost::end(rng1), | |
boost::begin(rng2), boost::end(rng2), pred), | |
rng1); | |
} | |
} // namespace range | |
using range::find_first_of; | |
} // namespace boost | |
#endif // include guard |