-(test-types (typecheck '(lambda (x) (+ ((lambda (y) (x y 3)) 5) 2)))
- '(abs (abs int (abs int int)) int))
+(test (data-tors-type-env
+ '(A . ((foo Int Bool)
+ (bar Bool))))
+ '((foo . (abs Int (abs Bool A)))
+ (foo~0 . (abs A Int))
+ (foo~1 . (abs A Bool))
+ (bar . (abs Bool A))
+ (bar~0 . (abs A Bool))))
+
+(test (expand-pattern-matches
+ '((data A (foo Int Int))
+ (let ([(foo x y) (foo 123 234)] [z (f 123)]) x)))
+ '((data A (foo Int Int))
+ (let ([x (foo~0 (foo 123 234))]
+ [y (foo~1 (foo 123 234))]
+ [z (f 123)])
+ x)))
+
+(test-exception
+ (expand-pattern-matches '((data A (foo Int Int))
+ (let ([(foo x) (foo 123 234)])
+ x))))
+
+(test-types (typecheck '((lambda (x) (+ ((lambda (y) (x y 3)) 5) 2))))
+ '(abs (abs Int (abs Int Int)) Int))