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53 lines
1.3 KiB
C++
53 lines
1.3 KiB
C++
/*=============================================================================
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Copyright (c) 2016 Paul Fultz II
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function_param_limit.hpp
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#ifndef FIT_GUARD_FUNCTION_PARAM_LIMIT_HPP
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#define FIT_GUARD_FUNCTION_PARAM_LIMIT_HPP
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/// function_param_limit
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/// ====================
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///
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/// Description
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/// -----------
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///
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/// The `function_param_limit` metafunction retrieves the maximum number of
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/// parameters for a function. This can be annotated using [`limit`](limit)
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/// decorator.
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///
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/// Synopsis
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/// --------
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///
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/// template<class F>
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/// struct function_param_limit;
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///
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/// See Also
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/// --------
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///
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/// * [Partial function evaluation](<Partial function evaluation>)
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/// * [limit](limit)
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///
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#include <fit/detail/holder.hpp>
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#include <type_traits>
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#include <cstdint>
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namespace fit {
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template<class F, class=void>
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struct function_param_limit
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: std::integral_constant<std::size_t, SIZE_MAX>
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{};
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template<class F>
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struct function_param_limit<F, typename detail::holder<typename F::fit_function_param_limit>::type>
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: F::fit_function_param_limit
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{};
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} // namespace fit
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#endif
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