--- a/src/Pure/Isar/proof_display.ML Wed Sep 23 09:30:12 2015 +0200
+++ b/src/Pure/Isar/proof_display.ML Wed Sep 23 09:36:18 2015 +0200
@@ -123,9 +123,10 @@
val rests = restricts |> map (apfst (apfst markup_extern_item)) |> sort_items (#1 o #1);
in
Pretty.big_list "definitions:"
- [Pretty.big_list "non-overloaded LHS:" (map pretty_reduct reds1),
- Pretty.big_list "overloaded LHS:" (map pretty_reduct reds2),
- Pretty.big_list "pattern restrictions due to incomplete LHS:" (map pretty_restrict rests)]
+ (map (Pretty.text_fold o single)
+ [Pretty.big_list "non-overloaded LHS:" (map pretty_reduct reds1),
+ Pretty.big_list "overloaded LHS:" (map pretty_reduct reds2),
+ Pretty.big_list "pattern restrictions due to incomplete LHS:" (map pretty_restrict rests)])
end;