peroxide
macro_rules! seq { ( $start:expr, $end:expr, $step:expr ) => { ... }; ( $start:expr; $end:expr; $step:expr ) => { ... }; }
R like seq macro
extern crate peroxide; use peroxide::*; assert_eq!(seq!(1,10,1), c!(1,2,3,4,5,6,7,8,9,10)); assert_eq!(seq!(1,10,1), seq!(1;10;1));