61 lines
1.1 KiB
Plaintext
61 lines
1.1 KiB
Plaintext
[#get_result]
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[section get_result]
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[h1 Synopsis]
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template <class D>
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struct get_result;
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This is a [link lazy_metafunction lazy template metafunction].
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[table Arguments
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[[Name] [Type]]
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[[`D`] [[link accept accept] value]]
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]
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[h1 Description]
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Returns the result information of a parsing result.
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[h1 Header]
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#include <boost/metaparse/get_result.hpp>
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[h1 Example]
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#include <boost/metaparse/get_result.hpp>
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#include <boost/metaparse/start.hpp>
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#include <boost/metaparse/accept.hpp>
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#include <boost/metaparse/string.hpp>
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using namespace boost::metaparse;
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struct returns_accept
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{
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using type =
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accept<
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std::integral_constant<int, 13>,
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BOOST_METAPARSE_STRING("foo"),
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start
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>;
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};
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static_assert(
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get_result<
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accept<
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std::integral_constant<int, 13>,
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BOOST_METAPARSE_STRING("foo"),
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start
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>
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>::type::value == 13,
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"It should return the result of parsing"
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);
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static_assert(
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get_result<returns_accept>::type::value == 13,
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"It should support lazy evaluation"
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);
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[endsect]
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