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42 lines
1.3 KiB
42 lines
1.3 KiB
// Boost string_algo library predicate_facade.hpp header file ---------------------------// |
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// Copyright Pavol Droba 2002-2003. |
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// |
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// Distributed under the Boost Software License, Version 1.0. |
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// (See accompanying file LICENSE_1_0.txt or copy at |
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// http://www.boost.org/LICENSE_1_0.txt) |
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// See http://www.boost.org/ for updates, documentation, and revision history. |
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#ifndef BOOST_STRING_PREDICATE_FACADE_HPP |
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#define BOOST_STRING_PREDICATE_FACADE_HPP |
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#include <boost/algorithm/string/config.hpp> |
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/* |
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\file boost/algorith/string/predicate_facade.hpp |
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This file containes predicate_facade definition. This template class is used |
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to identify classification predicates, so they can be combined using |
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composition operators. |
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*/ |
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namespace boost { |
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namespace algorithm { |
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// predicate facade ------------------------------------------------------// |
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//! Predicate facade |
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/*! |
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This class allows to recognize classification |
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predicates, so that they can be combined using |
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composition operators. |
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Every classification predicate must be derived from this class. |
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*/ |
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template<typename Derived> |
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struct predicate_facade {}; |
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} // namespace algorithm |
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} // namespace boost |
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#endif // BOOST_STRING_CLASSIFICATION_DETAIL_HPP
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