This language is basically a mini OCaml with very limited features. There is a work in progress VSCode extension at https://github.com/sp4ghet/vsc-ext
let f x y = x * y;;
(* this is a comment *)
let g x = if x < 0 then false else true;;
let h x = if x > 0 then
true
else
false
;;
let hoge = if true then
false
else
true
;;
let x = h 5 && g 3;;
let and a b = a && b;;
let or a b = a || b;;
f 5 4;;
f 5 true;;
(2 + 3);;