shithub: mc

ref: 10c0307e860d4f1ff9f9f2db67aa1fa4858bfaaa
dir: /test/stdopt-mk.myr/

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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:	std.exit(x)
	| `std.None:	std.exit(123)
	;;
}