shithub: mc

ref: 89e514d5355f9036a30c4a41cacc465e5999aa76
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:	-> x
	| `std.None:	-> 123
	;;
}