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-rw-r--r--src/lacweb.grm1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/lacweb.grm b/src/lacweb.grm
index fd24ba31..4f316d74 100644
--- a/src/lacweb.grm
+++ b/src/lacweb.grm
@@ -427,6 +427,7 @@ eexp : eapps (eapps)
| FN SYMBOL kcolon kind DARROW eexp (ECAbs (kcolon, SYMBOL, kind, eexp), s (FNleft, eexpright))
| FN SYMBOL COLON cexp DARROW eexp (EAbs (SYMBOL, SOME cexp, eexp), s (FNleft, eexpright))
| FN SYMBOL DARROW eexp (EAbs (SYMBOL, NONE, eexp), s (FNleft, eexpright))
+ | FN UNDER COLON cexp DARROW eexp (EAbs ("_", SOME cexp, eexp), s (FNleft, eexpright))
| LBRACK cterm TWIDDLE cterm RBRACK DARROW eexp(EDisjoint (cterm1, cterm2, eexp), s (LBRACKleft, RBRACKright))
| FN UNIT DARROW eexp (let
val loc = s (FNleft, eexpright)