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Allow for bidirectional filtered_iterators

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[SVN r26491]
This commit is contained in:
Dave Abrahams
2004-12-13 09:31:17 +00:00
parent 295ae05e40
commit ba3e7a459e
7 changed files with 144 additions and 40 deletions
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76
test/filter_iterator_test.cpp
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@ -63,6 +63,32 @@ int main()
boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ForwardTraversalConcept<Iter> >();
}
{
typedef boost::filter_iterator<one_or_four, boost::bidirectional_iterator_archetype<dummyT> > Iter;
boost::function_requires< boost::BidirectionalIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >();
}
{
typedef boost::filter_iterator<one_or_four, boost::mutable_bidirectional_iterator_archetype<dummyT> > Iter;
boost::function_requires< boost::Mutable_BidirectionalIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >();
}
{
typedef boost::filter_iterator<one_or_four, boost::random_access_iterator_archetype<dummyT> > Iter;
boost::function_requires< boost::BidirectionalIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >();
}
{
typedef boost::filter_iterator<one_or_four, boost::mutable_random_access_iterator_archetype<dummyT> > Iter;
boost::function_requires< boost::Mutable_BidirectionalIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >();
}
// Adapting new-style iterators
{
typedef boost::iterator_archetype<
@ -141,6 +167,56 @@ int main()
}
#endif
{
typedef boost::iterator_archetype<
const dummyT
, boost::iterator_archetypes::readable_iterator_t
, boost::random_access_traversal_tag
> BaseIter;
typedef boost::filter_iterator<one_or_four, BaseIter> Iter;
boost::function_requires< boost::InputIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >();
}
#if !BOOST_WORKAROUND(BOOST_MSVC, == 1200) // Causes Internal Error in linker.
{
typedef boost::iterator_archetype<
dummyT
, boost::iterator_archetypes::readable_writable_iterator_t
, boost::random_access_traversal_tag
> BaseIter;
typedef boost::filter_iterator<one_or_four, BaseIter> Iter;
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >();
}
{
typedef boost::iterator_archetype<
const dummyT
, boost::iterator_archetypes::readable_lvalue_iterator_t
, boost::random_access_traversal_tag
> BaseIter;
typedef boost::filter_iterator<one_or_four, BaseIter> Iter;
boost::function_requires< boost::BidirectionalIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::ReadableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::LvalueIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >();
}
{
typedef boost::iterator_archetype<
dummyT
, boost::iterator_archetypes::writable_lvalue_iterator_t
, boost::random_access_traversal_tag
> BaseIter;
typedef boost::filter_iterator<one_or_four, BaseIter> Iter;
boost::function_requires< boost::Mutable_BidirectionalIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::WritableIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::LvalueIteratorConcept<Iter> >();
boost::function_requires< boost_concepts::BidirectionalTraversalConcept<Iter> >();
}
#endif
// Run-time tests
dummyT array[] = { dummyT(0), dummyT(1), dummyT(2),