Keywords definitions and handling

Functions and types to handle RABERU keywords. More...

Classes
struct	rbr::any_keyword< ID >
	Regular keyword. More...
struct	rbr::as_keyword< Keyword >
	Base class for keyword definition. More...
struct	rbr::call< Func >
	Callable object wrapper for functional default value. More...
struct	rbr::checked_keyword< ID, Checker >
	Checked keyword. More...
struct	rbr::flag_keyword< ID >
	Flag keyword. More...
struct	rbr::typed_keyword< ID, Type >
	Typed keyword. More...

Functions
template<typename Tag >
constexpr flag_keyword< Tag >	flag (Tag id) noexcept
	Create a flag keyword for reuse.
template<typename ID >
constexpr any_keyword< ID >	keyword (ID id) noexcept
	Create a regular keyword for reuse.
template<template< class > class Checker, typename ID >
constexpr checked_keyword< ID, Checker >	keyword (ID id) noexcept
	Create a checked keyword for reuse.
template<typename Type , typename ID >
constexpr typed_keyword< ID, Type >	keyword (ID id) noexcept
	Create a typed Keyword for reuse.