constexpr decltype()

in src/libraries/cast/include/m/cast/try_cast.h [174:178]

• 5 lines of code
• 1 McCabe index (conditional complexity)

    constexpr decltype(auto)
    try_cast(FromType const& from)
    {
        return try_cast_helper<FromType, ToType>::do_cast(from);
    }