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Diffstat (limited to '3rdParty/Boost/src/boost/algorithm/string/detail/trim.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/algorithm/string/detail/trim.hpp | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/algorithm/string/detail/trim.hpp b/3rdParty/Boost/src/boost/algorithm/string/detail/trim.hpp new file mode 100644 index 0000000..1233e49 --- /dev/null +++ b/3rdParty/Boost/src/boost/algorithm/string/detail/trim.hpp @@ -0,0 +1,95 @@ +// Boost string_algo library trim.hpp header file ---------------------------// + +// Copyright Pavol Droba 2002-2003. +// +// Distributed under 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) + +// See http://www.boost.org/ for updates, documentation, and revision history. + +#ifndef BOOST_STRING_TRIM_DETAIL_HPP +#define BOOST_STRING_TRIM_DETAIL_HPP + +#include <boost/algorithm/string/config.hpp> +#include <boost/detail/iterator.hpp> + +namespace boost { + namespace algorithm { + namespace detail { + +// trim iterator helper -----------------------------------------------// + + template< typename ForwardIteratorT, typename PredicateT > + inline ForwardIteratorT trim_end_iter_select( + ForwardIteratorT InBegin, + ForwardIteratorT InEnd, + PredicateT IsSpace, + std::forward_iterator_tag ) + { + ForwardIteratorT TrimIt=InBegin; + + for( ForwardIteratorT It=InBegin; It!=InEnd; ++It ) + { + if ( !IsSpace(*It) ) + { + TrimIt=It; + ++TrimIt; + } + } + + return TrimIt; + } + + template< typename ForwardIteratorT, typename PredicateT > + inline ForwardIteratorT trim_end_iter_select( + ForwardIteratorT InBegin, + ForwardIteratorT InEnd, + PredicateT IsSpace, + std::bidirectional_iterator_tag ) + { + for( ForwardIteratorT It=InEnd; It!=InBegin; ) + { + if ( !IsSpace(*(--It)) ) + return ++It; + } + + return InBegin; + } + // Search for first non matching character from the beginning of the sequence + template< typename ForwardIteratorT, typename PredicateT > + inline ForwardIteratorT trim_begin( + ForwardIteratorT InBegin, + ForwardIteratorT InEnd, + PredicateT IsSpace ) + { + ForwardIteratorT It=InBegin; + for(; It!=InEnd; ++It ) + { + if (!IsSpace(*It)) + return It; + } + + return It; + } + + // Search for first non matching character from the end of the sequence + template< typename ForwardIteratorT, typename PredicateT > + inline ForwardIteratorT trim_end( + ForwardIteratorT InBegin, + ForwardIteratorT InEnd, + PredicateT IsSpace ) + { + typedef BOOST_STRING_TYPENAME boost::detail:: + iterator_traits<ForwardIteratorT>::iterator_category category; + + return ::boost::algorithm::detail::trim_end_iter_select( InBegin, InEnd, IsSpace, category() ); + } + + + } // namespace detail + } // namespace algorithm +} // namespace boost + + +#endif // BOOST_STRING_TRIM_DETAIL_HPP |