shithub: mc

ref: 9b60831c7e019e9fc9f4d62d1a016d8ddd7e7a91
dir: /test/stdopt-mk.myr/

View raw version 
use std

const f = {x
	if x == 123
		-> `std.Some 42
	else
		-> `std.None
	;;
}

const main = {
	var v
	
	v = f(123)
	match v
	| `std.Some x:	-> x
	| `std.None:	-> 123
	;;
}