Might conflict with casts (which are also expressions starting with "(" followed by a a type), but I think they should be possible to distinguish in LR1. Allowing the parenthesis to be removed when there is exactly one parameter doesn't really sound that useful, so I suggest not adopting that part.
=> Lambda shorthand syntax
Marcus Comstedt (ACROSS) (Hail Ilpalazzo!) @ Pike (-) developers forum Sat, 14 Mar 2015 03:05:43 -0700