The exit code should be != 0 when the arguments can't be parsed, so when the program is run on a build server, the build fails when GitVersion fails.

asbjornu · asbjornu · commit 36ea6906228b · 2014-10-24T10:04:49.000+02:00
diff --git a/GitVersionExe/Program.cs b/GitVersionExe/Program.cs
@@ -45,7 +45,7 @@ static int Run()
                     Console.WriteLine("Failed to parse arguments: {0}", string.Join(" ", argumentsWithoutExeName));
 
                     HelpWriter.Write();
-                    return 0;
+                    return 1;
                 }
 
                 if (arguments.IsHelp)

Original file line number	Diff line number	Diff line change
`@@ -45,7 +45,7 @@ static int Run()`
`45`	`45`	`Console.WriteLine("Failed to parse arguments: {0}", string.Join(" ", argumentsWithoutExeName));`
`46`	`46`
`47`	`47`	`HelpWriter.Write();`
`48`		`- return 0;`
	`48`	`+ return 1;`
`49`	`49`	`}`
`50`	`50`
`51`	`51`	`if (arguments.IsHelp)`