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57 lines
1.5 KiB
C++
57 lines
1.5 KiB
C++
//-----------------------------------------------------------------------------
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// boost mpl/test/zip_view.cpp source file
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// See http://www.boost.org for updates, documentation, and revision history.
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//-----------------------------------------------------------------------------
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//
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// Copyright (c) 2002
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// Aleksey Gurtovoy
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// 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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#include "boost/mpl/zip_view.hpp"
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#include "boost/mpl/transform_view.hpp"
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#include "boost/mpl/filter_view.hpp"
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#include "boost/mpl/range_c.hpp"
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#include "boost/mpl/list.hpp"
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#include "boost/mpl/at.hpp"
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#include "boost/mpl/equal.hpp"
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#include "boost/mpl/equal_to.hpp"
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#include "boost/mpl/math/is_even.hpp"
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#include "boost/static_assert.hpp"
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using namespace boost::mpl;
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template< typename BinaryOp >
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struct apply_two_args_seq
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{
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template< typename Args > struct apply
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{
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typedef typename apply2<
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BinaryOp
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, typename at_c<Args,0>::type
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, typename at_c<Args,1>::type
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>::type type;
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};
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};
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int main()
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{
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typedef range_c<int,0,10> s1;
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typedef range_c<int,10,20> s2;
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typedef transform_view<
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zip_view< list<s1,s2> >
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, apply_two_args_seq< plus<> >
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> result;
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BOOST_STATIC_ASSERT((equal<
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result
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, filter_view< range_c<int,10,30>, math::is_even<_> >
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, equal_to<_,_>
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>::type::value));
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return 0;
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}
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