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-rw-r--r--language/l2_typ.ott1
1 files changed, 1 insertions, 0 deletions
diff --git a/language/l2_typ.ott b/language/l2_typ.ott
index 43a3ea17..057ddfba 100644
--- a/language/l2_typ.ott
+++ b/language/l2_typ.ott
@@ -47,6 +47,7 @@ t , u :: 'T_' ::=
| t1 -> t2 effect :: :: fn
| ( t1 * .... * tn ) :: :: tup
| id t_args :: :: app
+ | t |-> t1 :: :: abbrev
| register t_args :: S :: reg_app {{ ichlo T_app "register" [[t_args]] }}
| t [ t1 / id1 ... tn / idn ] :: M :: subst {{ ichlo "todo" }}