Add a option to subcommands #7

cmd/mailfull/command/aliasusermod.go

@@ -21,7 +21,7 @@ func (c *AliasUserModCommand) Synopsis() string {
 func (c *AliasUserModCommand) Help() string {
 	txt := fmt.Sprintf(`
 Usage:
-    %s %s address target [target...]
+    %s %s [-n] address target [target...]
 
 Description:
     %s
@@ -31,6 +31,10 @@ Required Args:
         The email address that you want to modify.
     target
         Target email addresses.
+
+Optional Args:
+    -n
+        Don't update databases.
 `,
 		c.CmdName, c.SubCmdName,
 		c.Synopsis())
@@ -40,6 +44,12 @@ Required Args:
 
 // Run runs the command and returns the exit status.
 func (c *AliasUserModCommand) Run(args []string) int {
+	noCommit, err := noCommitFlag(&args)
+	if err != nil {
+		fmt.Fprintf(c.UI.ErrorWriter, "%v\n", c.Help())
+		return 1
+	}
+
 	if len(args) < 2 {
 		fmt.Fprintf(c.UI.ErrorWriter, "%v\n", c.Help())
 		return 1
@@ -82,6 +92,10 @@ func (c *AliasUserModCommand) Run(args []string) int {
 		return 1
 	}
 
+	if noCommit {
+		return 0
+	}
+
 	mailData, err := repo.MailData()
 	if err != nil {
 		fmt.Fprintf(c.UI.ErrorWriter, "[ERR] %v\n", err)