diff options
| author | Jed Barber <jjbarber@y7mail.com> | 2020-12-05 10:42:42 +1100 |
|---|---|---|
| committer | Jed Barber <jjbarber@y7mail.com> | 2020-12-05 10:42:42 +1100 |
| commit | e57fd65cfd740f992324e7b7c23b0d6656e8cb77 (patch) | |
| tree | 420ada1eca6a22e72fb936fa08af25e2b8ea55c1 | |
| parent | 01862116fefc0fb241beca2fb5402195dc933f7e (diff) | |
Fixed bug in debug string for empty graph
| -rw-r--r-- | src/packrat-parse_graphs.adb | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/packrat-parse_graphs.adb b/src/packrat-parse_graphs.adb index 2d5c2a5..99ce360 100644 --- a/src/packrat-parse_graphs.adb +++ b/src/packrat-parse_graphs.adb @@ -206,6 +206,9 @@ package body Packrat.Parse_Graphs is Current : Traits.Tokens.Token_Type; Result : SU.Unbounded_String; begin + if Container.Is_Empty then + return ""; + end if; for Iter in Mapping.Iterate loop SU.Append (Result, Traits.Label_Enum'Image (Enum_Node_Maps.Key (Iter)) & Latin.LF); for Node of Enum_Node_Maps.Element (Iter) loop |