Fix exception when generating a task without properties

nuke-build · Aug 25, 2018 · c6e4855 · c6e4855
1 parent aa7ed62
commit c6e4855
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/source/Nuke.CodeGeneration/Generators/DataClassGenerator.cs b/source/Nuke.CodeGeneration/Generators/DataClassGenerator.cs
@@ -200,14 +200,18 @@ private static DataClassWriter WriteConfigureArguments(this DataClassWriter writ
                 return writer;
 
             var argumentAdditions = formatProperties.Select(GetArgumentAddition).ToArray();
-            ref var last = ref argumentAdditions[argumentAdditions.Length - 1];
-            last += ";";
+
+            var hasArguments = argumentAdditions.Length > 0;
+            if (hasArguments)
+            {
+                argumentAdditions[argumentAdditions.Length - 1] += ";";
+            }
 
             return writer
                 .WriteLine("protected override Arguments ConfigureArguments(Arguments arguments)")
                 .WriteBlock(w => w
                     .WriteLine("arguments")
-                    .WriteLine(GetCommandAdditionOrNull(writer.DataClass))
+                    .WriteLine($"{GetCommandAdditionOrNull(writer.DataClass)}{(hasArguments ? string.Empty : ";")}")
                     .ForEachWriteLine(argumentAdditions)
                     .WriteLine("return base.ConfigureArguments(arguments);"));
         }