ignore.h

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#pragma once
 
#include "di/function/into_void.h"
#include "di/meta/util.h"
#include "di/parser/combinator/transform.h"
 
namespace di::parser {
namespace detail {
    struct IgnoreFunction {
        template<concepts::DecayConstructible Parser>
        constexpr auto operator()(Parser&& parser) const {
            return util::forward<Parser>(parser) % function::into_void;
        }
    };
}
 
constexpr inline auto ignore = detail::IgnoreFunction {};
 
template<concepts::DecayConstructible Parser>
requires(concepts::DerivedFrom<Parser, ParserBase<Parser>>)
constexpr auto operator~(Parser&& parser) {
    return ignore(util::forward<Parser>(parser));
}
}