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31 lines
587 B
C++
31 lines
587 B
C++
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#ifndef SPROUT_DETAIL_IF_HPP
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#define SPROUT_DETAIL_IF_HPP
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#include <sprout/config.hpp>
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namespace sprout {
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namespace detail {
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//
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// if_c
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//
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template<bool C, typename T1, typename T2>
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struct if_c {
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typedef T1 type;
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};
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template<typename T1, typename T2>
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struct if_c<false, T1, T2> {
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typedef T2 type;
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};
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//
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// if_
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//
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template<typename Cond, typename T1, typename T2>
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struct if_
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: public sprout::detail::if_c<Cond::value, T1, T2>
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{};
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} // namespace detail
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} // namespace sprout
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#endif // #ifndef SPROUT_DETAIL_IF_HPP
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