36 lines
844 B
C++
36 lines
844 B
C++
#ifndef BOOST_METAPARSE_GETTING_STARTED_7_2_HPP
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#define BOOST_METAPARSE_GETTING_STARTED_7_2_HPP
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// Automatically generated header file
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// Definitions before section 7.1
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#include "7_1.hpp"
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// Definitions of section 7.1
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#include <boost/mpl/times.hpp>
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template <class L, class R> struct eval_binary_op<L, '*', R> : boost::mpl::times<L, R>::type {};
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// query:
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// eval_binary_op<boost::mpl::int_<3>, '*', boost::mpl::int_<4>>::type
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using times_token = token<lit_c<'*'>>;
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using exp_parser14 =
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build_parser<
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foldl_start_with_parser<
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sequence<one_of<plus_token, minus_token, times_token>, int_token>,
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int_token,
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boost::mpl::quote2<binary_op>
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>
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>;
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// query:
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// exp_parser14::apply<BOOST_METAPARSE_STRING("2 * 3")>::type
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// query:
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// exp_parser14::apply<BOOST_METAPARSE_STRING("1 + 2 * 3")>::type
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#endif
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