mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
synced 2024-12-01 01:05:43 +00:00
5a9b2e4f7d
add sprout/math/common_factor.hpp
67 lines
1.5 KiB
C++
67 lines
1.5 KiB
C++
//
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// Sprout C++ Library
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//
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// Copyright (c) 2012
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// bolero-MURAKAMI : http://d.hatena.ne.jp/boleros/
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// osyo-manga : http://d.hatena.ne.jp/osyo-manga/
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//
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// Readme:
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// https://github.com/bolero-MURAKAMI/Sprout/blob/master/README
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//
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// License:
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// Boost Software License - Version 1.0
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// <http://www.boost.org/LICENSE_1_0.txt>
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//
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#include <sprout/weed.hpp>
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int
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main(){
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namespace w = sprout::weed;
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static constexpr auto source = sprout::to_string("homu:mado");
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// String parser
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static constexpr auto item = *w::lim<4>(w::char_ - ':');
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//
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// If you do not want to use the as_tuple
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//
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{
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static constexpr auto parser = item >> ':' >> item;
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static constexpr auto result = w::parse(
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sprout::begin(source), sprout::end(source), parser
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);
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static_assert(result.success(), "");
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// !!!!
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static_assert(result.attr() == "homumado", "");
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}
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//
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// You need to use the as_tuple
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//
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{
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static constexpr auto parser = w::as_tuple[item] >> ':' >> w::as_tuple[item];
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static constexpr auto result = w::parse(
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sprout::begin(source), sprout::end(source), parser
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);
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static_assert(result.success(), "");
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static constexpr auto attr = result.attr();
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// OK
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static_assert(std::is_same<
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sprout::tuple<sprout::string<4>, sprout::string<4>> const,
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decltype(attr)
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>::value, "");
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static_assert(sprout::get<0>(attr) == "homu", "");
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static_assert(sprout::get<1>(attr) == "mado", "");
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}
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return 0;
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}
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