mirror of
https://github.com/triqs/dft_tools
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49 lines
1.7 KiB
C++
49 lines
1.7 KiB
C++
/*******************************************************************************
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*
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* TRIQS: a Toolbox for Research in Interacting Quantum Systems
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*
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* Copyright (C) 2013 by O. Parcollet
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*
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* TRIQS is free software: you can redistribute it and/or modify it under the
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* terms of the GNU General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later
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* version.
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*
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* TRIQS is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* TRIQS. If not, see <http://www.gnu.org/licenses/>.
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*
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******************************************************************************/
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#include <iostream>
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#include <type_traits>
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#include <triqs/arrays.hpp>
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#include <triqs/utility/view_tools.hpp>
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using namespace triqs;
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using namespace triqs::arrays;
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using namespace triqs::utility;
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template <typename T> struct check {
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static_assert(std::is_same<typename T::view_type, typename view_type_if_exists_else_type<T>::type >::value, "err");
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static_assert(std::is_same<typename T::non_view_type, typename non_view_type_if_exists_else_type<T>::type >::value, "err");
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};
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int main(int argc, char **argv) {
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static_assert(has_view< array<int,2> > ::value, " err");
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static_assert(has_view< array_view<int,1> > ::value, " err");
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static_assert(has_view< matrix<double> > ::value, " err");
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static_assert(!has_view< double > ::value, " err");
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check<array<int,1>> ();
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check<array_view<int,1>>();
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check<matrix<int,1>>();
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check<matrix_view<int,1>>();
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return 0;
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}
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