53 lines
1.4 KiB
C++
53 lines
1.4 KiB
C++
// Copyright Louis Dionne 2013-2017
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
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#include <boost/hana/any_of.hpp>
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#include <boost/hana/assert.hpp>
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#include <boost/hana/equal.hpp>
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#include <boost/hana/map.hpp>
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#include <boost/hana/not.hpp>
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#include <laws/base.hpp>
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#include <support/minimal_product.hpp>
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namespace hana = boost::hana;
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template <int i>
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auto key() { return hana::test::ct_eq<i>{}; }
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template <int i>
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auto val() { return hana::test::ct_eq<-i>{}; }
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template <int i, int j>
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auto p() { return ::minimal_product(key<i>(), val<j>()); }
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int main() {
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BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::any_of(
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hana::make_map(),
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hana::equal.to(key<1>()
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))));
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BOOST_HANA_CONSTANT_CHECK(hana::any_of(
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hana::make_map(p<1, 1>()),
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hana::equal.to(key<1>())
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));
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BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::any_of(
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hana::make_map(p<1, 1>()),
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hana::equal.to(key<2>())
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)));
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BOOST_HANA_CONSTANT_CHECK(hana::any_of(
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hana::make_map(p<1, 1>(), p<2, 2>()),
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hana::equal.to(key<1>())
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));
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BOOST_HANA_CONSTANT_CHECK(hana::any_of(
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hana::make_map(p<1, 1>(), p<2, 2>()),
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hana::equal.to(key<2>())
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));
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BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::any_of(
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hana::make_map(p<1, 1>(), p<2, 2>()),
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hana::equal.to(key<3>())
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)));
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}
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