diff tests/query.ur @ 244:71bafe66dbe1

Laconic -> Ur
author Adam Chlipala <adamc@hcoop.net>
date Sun, 31 Aug 2008 08:32:18 -0400
parents tests/query.lac@2b9dfaffb008
children b6b75e6e0898
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/query.ur	Sun Aug 31 08:32:18 2008 -0400
@@ -0,0 +1,16 @@
+table t1 : {A : int, B : string, C : float}
+table t2 : {A : float, D : int}
+
+datatype list a = Nil | Cons of a * list a
+
+val q1 = (SELECT * FROM t1)
+val r1 : transaction (list {A : int, B : string, C : float}) =
+        query q1
+        (fn fs _ acc => return (Cons (fs.T1, acc)))
+        Nil
+
+val r2 : transaction int =
+        ls <- r1;
+        return (case ls of
+                    Nil => 0
+                  | Cons ({A = a, ...}, _) => a)