21 lines
514 B
C++
21 lines
514 B
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/functional/lockstep.hpp>
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#include <boost/hana/plus.hpp>
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namespace hana = boost::hana;
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constexpr int to_int(char c) {
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return static_cast<int>(c) - 48;
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}
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constexpr int increment(int i) {
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return i + 1;
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}
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static_assert(hana::lockstep(hana::plus)(to_int, increment)('3', 4) == 3 + 5, "");
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int main() { }
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