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Simplify syntax with Grid::EnableIf post code review. Updated EnableIf so that ReturnType defaults to void in same way as std::enable_if see https://en.cppreference.com/w/cpp/types/enable_if

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Michael Marshall
2021-02-03 15:17:03 +00:00
parent 77063418da
commit 3215d88a91
2 changed files with 5 additions and 8 deletions
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4
Grid/simd/Grid_vector_types.h
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@ -208,8 +208,8 @@ struct RealPart<complex<T> > {
//////////////////////////////////////
// type alias used to simplify the syntax of std::enable_if
template <typename T> using Invoke = typename T::type;
template <typename Condition, typename ReturnType> using EnableIf = Invoke<std::enable_if<Condition::value, ReturnType> >;
template <typename Condition, typename ReturnType> using NotEnableIf = Invoke<std::enable_if<!Condition::value, ReturnType> >;
template <typename Condition, typename ReturnType = void> using EnableIf = Invoke<std::enable_if<Condition::value, ReturnType> >;
template <typename Condition, typename ReturnType = void> using NotEnableIf = Invoke<std::enable_if<!Condition::value, ReturnType> >;
////////////////////////////////////////////////////////
// Check for complexity with type traits