Fix exception of groupOptionAmbiguityError

commandlineparser · Feb 3, 2020 · 5bb3235 · 5bb3235
1 parent 17d1bb9
commit 5bb3235
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/src/CommandLine/Error.cs b/src/CommandLine/Error.cs
@@ -584,8 +584,12 @@ public bool Equals(MissingGroupOptionError other)
 
     public sealed class GroupOptionAmbiguityError : NamedError
     {
+        public NameInfo Option;
+
         internal GroupOptionAmbiguityError(NameInfo option)
             : base(ErrorType.GroupOptionAmbiguityError, option)
-        { }
+        {
+            Option = option;
+        }
     }
 }
diff --git a/src/CommandLine/Text/SentenceBuilder.cs b/src/CommandLine/Text/SentenceBuilder.cs
@@ -158,6 +158,9 @@ public override Func<Error, string> FormatError
                                         "' (",
                                         string.Join(", ", missingGroupOptionError.Names.Select(n => n.NameText)),
                                         ") is required.");
+                                case ErrorType.GroupOptionAmbiguityError:
+                                    var groupOptionAmbiguityError = (GroupOptionAmbiguityError)error;
+                                    return "Both SetName and Group are not allowed in option: (".JoinTo(groupOptionAmbiguityError.Option.NameText, ")");
                             }
                             throw new InvalidOperationException();
                         };