4 commits

Author	SHA1	Message	Date
thomashii	3dadedaf20	Fixed type error	2021-03-21 08:19:16 +08:00
thomashii	1ccc78e3a2	Fixed tests	2021-03-21 08:02:50 +08:00
thomashii	d62a4aa7ac	Updated to Nullsafety	2021-03-18 08:00:56 +08:00
thomashii	55beadd737	Added combinator	2021-03-18 07:04:36 +08:00