Generate some let statements
Similar to bind, but very lightweight
Grammar
grammar = *(atom ,) [atom]
atom = [mut] *prefix name *non-comma
prefix = & / * / mut
name = ident / { ident }
Examples
use bind;
let = ;
bind!;
Expand to:
let = ;
let x = x;
let y = &y;
let z = &mut z;
let m = m.to_owned;
let mut n = &n;
let x = "foo".to_owned;
let mut y = Some;
let f = ;