A very experimental concatenative programming language.
``` $ rail rail 0.6.1
1 1 + .s 2 [ 1 + ] "inc" def 1 .s [ inc .s ] 3 times 1 2 3 4 drop [ [ 0 ] [ "goodbye" ] [ 1 ] [ "hello" ] ] opt .s "hello" ```
shell
$ cargo install rail-lang
Available under GPL v2.
A side quest of J.R. Hill | https://so.dang.cool | https://github.com/hiljusti