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Diffstat (limited to 'src/boost/libs/hana/example/functional/curry.cpp')
-rw-r--r-- | src/boost/libs/hana/example/functional/curry.cpp | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/boost/libs/hana/example/functional/curry.cpp b/src/boost/libs/hana/example/functional/curry.cpp new file mode 100644 index 000000000..6e24b039b --- /dev/null +++ b/src/boost/libs/hana/example/functional/curry.cpp @@ -0,0 +1,26 @@ +// Copyright Louis Dionne 2013-2017 +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt) + +#include <boost/hana/assert.hpp> +#include <boost/hana/config.hpp> +#include <boost/hana/functional/curry.hpp> +namespace hana = boost::hana; + + +int main() { + BOOST_HANA_CONSTEXPR_LAMBDA auto add = [](auto x, auto y, auto z) { + return x + y + z; + }; + + BOOST_HANA_CONSTEXPR_CHECK(hana::curry<3>(add)(1)(2)(3) == 1 + 2 + 3); + BOOST_HANA_CONSTEXPR_CHECK(hana::curry<3>(add)(1)(2, 3) == hana::curry<3>(add)(1)(2)(3)); + BOOST_HANA_CONSTEXPR_CHECK(hana::curry<3>(add)(1, 2, 3) == hana::curry<3>(add)(1)(2)(3)); + + // curry with a nullary function + BOOST_HANA_CONSTEXPR_LAMBDA auto two = []() { + return 2; + }; + + BOOST_HANA_CONSTEXPR_CHECK(hana::curry<0>(two)() == two()); +} |