22 lines
491 B
C++
22 lines
491 B
C++
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#pragma once
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#include <type_traits>
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#include <utility>
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namespace util {
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template<typename Fn, size_t... Ints>
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auto for_constexpr(Fn&& func, std::index_sequence<Ints...>)
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{
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if constexpr(std::is_void_v<std::invoke_result_t<Fn, std::integral_constant<size_t, 0>>>) {
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(func(std::integral_constant<size_t, Ints>{}), ...);
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}
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else {
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if((func(std::integral_constant<size_t, Ints>{}) && ...))
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return true;
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return false;
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}
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}
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} // namespace util
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