customisation_point.hpp File Reference

Helper utilities for defining customisation point objects. More...

#include <seqan3/core/platform.hpp>

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Namespaces
	seqan3
	The main SeqAn3 namespace.

Macros
#define	SEQAN3_CPO_IMPL(PRIO, TERM)
	A macro that helps defining the overload set of a customisation point. More...

Detailed Description

Helper utilities for defining customisation point objects.

Author

Hannes Hauswedell <hannes.hauswedell AT fu-berlin.de>

Macro Definition Documentation

SEQAN3_CPO_IMPL

#define SEQAN3_CPO_IMPL	(		PRIO,
			TERM
	)

Value:

                                                                          \
template <typename t, typename ...arg_ts>                                                                            \
static constexpr decltype(auto) impl(seqan3::detail::priority_tag<PRIO>,                                             \
                                     [[maybe_unused]] t && v,                                                        \
                                     [[maybe_unused]] arg_ts && ... args)                                            \
    noexcept(noexcept(TERM))                                                                                         \
    requires requires (seqan3::detail::priority_tag<PRIO> const &/*<- need for doxygen*/, t && v, arg_ts && ... args)\
    { { TERM }; }                                                                                                    \
{                                                                                                                    \
    return TERM;                                                                                                     \
}

A macro that helps defining the overload set of a customisation point.