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26 lines
698 B
C++
26 lines
698 B
C++
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#ifndef SPROUT_BREED_DETAIL_TEMPLATE_ARITY_HPP
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#define SPROUT_BREED_DETAIL_TEMPLATE_ARITY_HPP
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#include <type_traits>
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#include <sprout/config.hpp>
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namespace sprout {
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namespace breed {
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namespace detail {
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template<typename F>
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struct template_arity_impl;
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template<template<typename...> class F, typename... Args>
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struct template_arity_impl<F<Args...> >
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: public std::integral_constant<int, sizeof...(Args)>
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{};
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template<typename F>
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struct template_arity
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: public sprout::breed::detail::template_arity_impl<F>
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{};
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} // namespace detail
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} // namespace breed
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} // namespace sprout
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#endif // #ifndef SPROUT_BREED_DETAIL_TEMPLATE_ARITY_HPP
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