proposal: short => rewrite for function declarations

[Adam D. Ruppe]

On Friday, 9 October 2020 at 18:09:38 UTC, James Blachly wrote:
> (a limited form of) This is widely used in ECMAscript and 
> called "arrow function"

Yeah, D already has it very similarly to that too, you can use it 
for function arguments and variables, just not in like class 
definitions, so it was a small change to the compiler to add it 
here.