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26 lines
749 B
C++
26 lines
749 B
C++
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// Copyright (c) 2014-2022 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_ENABLE_CONTROL_HPP
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#define TAO_PEGTL_INTERNAL_ENABLE_CONTROL_HPP
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#include <type_traits>
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#include "../config.hpp"
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namespace TAO_PEGTL_NAMESPACE::internal
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{
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// This class is a simple tagging mechanism.
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// By default, enable_control< Rule > is 'true'.
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// Each internal (!) rule that should be hidden
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// from the control and action class' callbacks
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// simply specializes enable_control<> to return
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// 'true' for the above expression.
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template< typename Rule >
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inline constexpr bool enable_control = true;
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} // namespace TAO_PEGTL_NAMESPACE::internal
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#endif
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