1 files changed, 1 insertions, 0 deletions
diff --git a/syntax.sml b/syntax.sml
index 8a16e91..5160e38 100644
--- a/syntax.sml
+++ b/syntax.sml
@@ -11,6 +11,7 @@ struct
     PWild
   | PVar of string
   | PInt of int
+  | PTuple of pat list
 
   datatype expr =
     EIdent of string list