remove users by email working

cmd/offboard/offboard.go

@@ -34,7 +34,7 @@ func NewConfigCommand() *cobra.Command {
 		Long:  offboardLongDesc,
 		Args: func(_ *cobra.Command, args []string) error {
 			if !(len(args) > 0) {
-				errors.New("you must provide at least one argument: the offboarding user's email/username")
+				return errors.New("you must provide at least one argument: the offboarding user's email/username")
 			}
 
 			opts.offboardingUsers = args

cmd/offboard/output.go

@@ -63,11 +63,14 @@ func generateOwnersFile(path string, offboardingUsers []string) error {
 	lines := strings.Split(string(owners), "\n")
 	var newLines []string
 	for _, line := range lines {
-		var result string
+		newLine := line
 		for _, name := range offboardingUsers {
-			result, _, _ = strings.Cut(line, "@"+name)
+			result, _, found := strings.Cut(newLine, "@"+name)
+			if found {
+				newLine = result
+			}
 		}
-		newLines = append(newLines, result)
+		newLines = append(newLines, newLine)
 	}
 
 	output := strings.Join(newLines, "\n")