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Use _v traits variable aliases (C++17 feature)

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This commit is contained in:
Mat Sutcliffe
2021-04-17 20:43:42 +01:00
parent 6d232756f4
commit 5d67cd9f68
32 changed files with 67 additions and 67 deletions
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6
src/blackmisc/invoke.h
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@@ -27,17 +27,17 @@ namespace BlackMisc
{
// Our own version of C++17 std::invoke().
template <typename F, typename T, typename = std::enable_if_t<std::is_member_object_pointer<F>::value>>
template <typename F, typename T, typename = std::enable_if_t<std::is_member_object_pointer_v<F>>>
decltype(auto) invoke(F ptr, T && object)
{
return std::forward<T>(object).*ptr;
}
template <typename F, typename T, typename... Ts, typename = std::enable_if_t<std::is_member_function_pointer<F>::value>>
template <typename F, typename T, typename... Ts, typename = std::enable_if_t<std::is_member_function_pointer_v<F>>>
decltype(auto) invoke(F ptr, T && object, Ts && ... args)
{
return (std::forward<T>(object).*ptr)(std::forward<Ts>(args)...);
}
template < typename F, typename... Ts, typename = std::enable_if_t < ! std::is_member_pointer<std::decay_t<F>>::value >>
template < typename F, typename... Ts, typename = std::enable_if_t < ! std::is_member_pointer_v<std::decay_t<F>>>>
decltype(auto) invoke(F && func, Ts && ... args)
{
return std::forward<F>(func)(std::forward<Ts>(args)...);