On Saturday, 10 April 2021 at 21:25:07 UTC, MoonlightSentinel wrote: > Maybe allow `ref` as a postfix? > > ```d > void foo(int ref delegate() dg) {} > ``` > > Allthough that looks kinda weird. An obvious solution. It's composable too: ```d void foo(int ref delegate() ref delegate() dg) {} ```