45 lines
952 B
C++
45 lines
952 B
C++
#ifndef BOOST_DESCRIBE_ENUM_FROM_STRING_HPP_INCLUDED
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#define BOOST_DESCRIBE_ENUM_FROM_STRING_HPP_INCLUDED
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// Copyright 2020, 2021 Peter Dimov
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// Distributed under the Boost Software License, Version 1.0.
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// https://www.boost.org/LICENSE_1_0.txt
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#include <boost/describe/detail/config.hpp>
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#if defined(BOOST_DESCRIBE_CXX14)
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#include <boost/describe/enumerators.hpp>
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#include <boost/mp11/algorithm.hpp>
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#include <cstring>
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namespace boost
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{
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namespace describe
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{
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template<class E, class De = describe_enumerators<E>>
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bool enum_from_string( char const* name, E& e ) noexcept
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{
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bool found = false;
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mp11::mp_for_each<De>([&](auto D){
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if( !found && std::strcmp( D.name, name ) == 0 )
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{
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found = true;
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e = D.value;
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}
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});
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return found;
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}
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} // namespace describe
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} // namespace boost
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#endif // defined(BOOST_DESCRIBE_CXX14)
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#endif // #ifndef BOOST_DESCRIBE_ENUM_FROM_STRING_HPP_INCLUDED
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