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Diffstat (limited to 'src/mono_print.sml')
| -rw-r--r-- | src/mono_print.sml | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mono_print.sml b/src/mono_print.sml index 19084a65..643cb657 100644 --- a/src/mono_print.sml +++ b/src/mono_print.sml @@ -130,6 +130,7 @@ fun p_exp' par env (e, _) = | ECon (_, pc, SOME e) => parenIf par (box [p_patCon env pc, space, p_exp' true env e]) + | ENone _ => string "None" | ESome (_, e) => parenIf par (box [string "Some", space, p_exp' true env e]) |