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23 lines
663 B
C++
23 lines
663 B
C++
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// Copyright (c) 2017-2022 Dr. Colin Hirsch and Daniel Frey
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// Please see LICENSE for license or visit https://github.com/taocpp/PEGTL/
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#ifndef TAO_PEGTL_INTERNAL_IDENTIFIER_HPP
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#define TAO_PEGTL_INTERNAL_IDENTIFIER_HPP
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#include "../config.hpp"
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#include "peek_char.hpp"
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#include "ranges.hpp"
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#include "seq.hpp"
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#include "star.hpp"
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namespace TAO_PEGTL_NAMESPACE::internal
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{
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using identifier_first = ranges< peek_char, 'a', 'z', 'A', 'Z', '_' >;
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using identifier_other = ranges< peek_char, 'a', 'z', 'A', 'Z', '0', '9', '_' >;
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using identifier = seq< identifier_first, star< identifier_other > >;
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} // namespace TAO_PEGTL_NAMESPACE::internal
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#endif
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