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Ticket 9851 - adaptors should perform concept check assertions.

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This commit is contained in:
Neil Groves
2014-05-06 23:37:21 +01:00
parent d7fde2736c
commit 5f2560f753
52 changed files with 1134 additions and 129 deletions
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47
include/boost/range/adaptor/transformed.hpp
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@ -13,6 +13,7 @@
#include <boost/range/adaptor/argument_fwd.hpp>
#include <boost/range/iterator_range.hpp>
#include <boost/range/concepts.hpp>
#include <boost/iterator/transform_iterator.hpp>
#include <boost/utility/result_of.hpp>
@ -57,20 +58,27 @@ namespace boost
}
};
template< class InputRng, class UnaryFunction >
inline transformed_range<UnaryFunction,InputRng>
operator|( InputRng& r,
template< class SinglePassRange, class UnaryFunction >
inline transformed_range<UnaryFunction,SinglePassRange>
operator|( SinglePassRange& r,
const transform_holder<UnaryFunction>& f )
{
return transformed_range<UnaryFunction,InputRng>( f.val, r );
BOOST_RANGE_CONCEPT_ASSERT((
SinglePassRangeConcept<SinglePassRange>));
return transformed_range<UnaryFunction,SinglePassRange>( f.val, r );
}
template< class InputRng, class UnaryFunction >
inline transformed_range<UnaryFunction, const InputRng>
operator|( const InputRng& r,
template< class SinglePassRange, class UnaryFunction >
inline transformed_range<UnaryFunction, const SinglePassRange>
operator|( const SinglePassRange& r,
const transform_holder<UnaryFunction>& f )
{
return transformed_range<UnaryFunction, const InputRng>( f.val, r );
BOOST_RANGE_CONCEPT_ASSERT((
SinglePassRangeConcept<const SinglePassRange>));
return transformed_range<UnaryFunction, const SinglePassRange>(
f.val, r);
}
} // 'range_detail'
@ -86,18 +94,25 @@ namespace boost
range_detail::forwarder<range_detail::transform_holder>();
}
template<class UnaryFunction, class InputRange>
inline transformed_range<UnaryFunction, InputRange>
transform(InputRange& rng, UnaryFunction fn)
template<class UnaryFunction, class SinglePassRange>
inline transformed_range<UnaryFunction, SinglePassRange>
transform(SinglePassRange& rng, UnaryFunction fn)
{
return transformed_range<UnaryFunction, InputRange>(fn, rng);
BOOST_RANGE_CONCEPT_ASSERT((
SinglePassRangeConcept<SinglePassRange>));
return transformed_range<UnaryFunction, SinglePassRange>(fn, rng);
}
template<class UnaryFunction, class InputRange>
inline transformed_range<UnaryFunction, const InputRange>
transform(const InputRange& rng, UnaryFunction fn)
template<class UnaryFunction, class SinglePassRange>
inline transformed_range<UnaryFunction, const SinglePassRange>
transform(const SinglePassRange& rng, UnaryFunction fn)
{
return transformed_range<UnaryFunction, const InputRange>(fn, rng);
BOOST_RANGE_CONCEPT_ASSERT((
SinglePassRangeConcept<const SinglePassRange>));
return transformed_range<UnaryFunction, const SinglePassRange>(
fn, rng);
}
} // 'adaptors'