diff options
Diffstat (limited to 'tests/specialize.ur')
-rw-r--r-- | tests/specialize.ur | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/tests/specialize.ur b/tests/specialize.ur new file mode 100644 index 00000000..532463c0 --- /dev/null +++ b/tests/specialize.ur @@ -0,0 +1,26 @@ +datatype list a = Nil | Cons of a * list a + +fun isNil (t ::: Type) (ls : list t) : bool = + case ls of + Nil => True + | Cons _ => False + +(*fun append (t ::: Type) (ls1 : list t) (ls2 : list t) : list t = + case ls1 of + Nil => ls2 + | Cons (x, ls1') => Cons (x, append ls1' ls2) + +fun delist (ls : list string) : xml body [] [] = + case ls of + Nil => <body>Nil</body> + | Cons (h, t) => <body>{cdata h} :: {delist t}</body>*) + +val ls = Cons ("X", Cons ("Y", Cons ("Z", Nil))) + +fun main () : transaction page = return <html><body> + {if isNil ls then <body>It's Nil.</body> else <body>It's not Nil.</body>} +</body></html> + + +(* <p>{delist ls}</p>*) + |