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53 lines
1.5 KiB
C++
Executable file
53 lines
1.5 KiB
C++
Executable file
// 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_APPLY_HPP
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#define TAO_PEGTL_INTERNAL_APPLY_HPP
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#include "../config.hpp"
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#include "apply_single.hpp"
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#include "enable_control.hpp"
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#include "../apply_mode.hpp"
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#include "../rewind_mode.hpp"
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#include "../type_list.hpp"
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namespace TAO_PEGTL_NAMESPACE::internal
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{
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template< typename... Actions >
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struct apply
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{
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using rule_t = apply;
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using subs_t = empty_list;
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template< apply_mode A,
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rewind_mode M,
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template< typename... >
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class Action,
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template< typename... >
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class Control,
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typename ParseInput,
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typename... States >
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[[nodiscard]] static bool match( [[maybe_unused]] ParseInput& in, [[maybe_unused]] States&&... st )
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{
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if constexpr( ( A == apply_mode::action ) && ( sizeof...( Actions ) > 0 ) ) {
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using action_t = typename ParseInput::action_t;
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const action_t i2( in.iterator(), in ); // No data -- range is from begin to begin.
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return ( apply_single< Actions >::match( i2, st... ) && ... );
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}
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else {
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#if defined( _MSC_VER )
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( (void)st, ... );
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#endif
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return true;
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}
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}
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};
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template< typename... Actions >
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inline constexpr bool enable_control< apply< Actions... > > = false;
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} // namespace TAO_PEGTL_NAMESPACE::internal
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#endif
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