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45 lines
1.1 KiB
C++
45 lines
1.1 KiB
C++
/*
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@copyright Louis Dionne 2015
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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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*/
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#include <boost/hana/assert.hpp>
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#include <boost/hana/config.hpp>
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#include <boost/hana/map.hpp>
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#include <boost/hana/pair.hpp>
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#include <boost/hana/string.hpp>
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#include <boost/hana/tuple.hpp>
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#include <string>
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using namespace boost::hana;
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//! [main]
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struct Person {
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std::string name;
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int age;
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struct hana { struct members_impl {
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static BOOST_HANA_CONSTEXPR_LAMBDA auto apply() {
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return make<Tuple>(
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make<Pair>(BOOST_HANA_STRING("name"), [](auto&& p) {
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return p.name;
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}),
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make<Pair>(BOOST_HANA_STRING("age"), [](auto&& p) {
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return p.age;
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})
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);
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}
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};};
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};
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int main() {
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Person john{"John", 35};
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BOOST_HANA_RUNTIME_ASSERT(to<Map>(john) == make<Map>(
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make<Pair>(BOOST_HANA_STRING("name"), "John"),
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make<Pair>(BOOST_HANA_STRING("age"), 35)
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));
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}
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//! [main]
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