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Diffstat (limited to '')
-rw-r--r-- | src/boost/libs/hana/example/string/literal.cpp | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/boost/libs/hana/example/string/literal.cpp b/src/boost/libs/hana/example/string/literal.cpp new file mode 100644 index 000000000..feab6f69e --- /dev/null +++ b/src/boost/libs/hana/example/string/literal.cpp @@ -0,0 +1,28 @@ +// 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/core/is_a.hpp> +#include <boost/hana/equal.hpp> +#include <boost/hana/integral_constant.hpp> +#include <boost/hana/length.hpp> +#include <boost/hana/string.hpp> +namespace hana = boost::hana; +using namespace hana::literals; + + +// By default, this is disabled +#ifdef BOOST_HANA_CONFIG_ENABLE_STRING_UDL + + constexpr auto str = "Hello world!"_s; + BOOST_HANA_CONSTANT_CHECK(str == hana::string_c<'H', 'e', 'l', 'l', 'o', ' ', + 'w', 'o', 'r', 'l', 'd', '!'>); + + BOOST_HANA_CONSTANT_CHECK(hana::is_a<hana::string_tag>(str)); + BOOST_HANA_CONSTANT_CHECK(hana::length(str) == hana::size_c<12>); + +#endif + +int main() { } |