Must only add "[flags]" to the end of usage if not yet present

2016-03-15 18:22:20 -03:00
parent 65a708cee0
commit 16b7ba55fb
3 changed files with 36 additions and 8 deletions
--- a/command.go
+++ b/command.go
@ -263,7 +263,7 @@ func (c *Command) UsageTemplate() string {
 		return c.parent.UsageTemplate()
 	} else {
 		return `Usage:{{if .Runnable}}
-  {{.UseLine}}{{if .HasFlags}} [flags]{{end}}{{end}}{{if .HasSubCommands}}
+  {{if .HasFlags}}{{appendIfNotPresent .UseLine "[flags]"}}{{else}}{{.UseLine}}{{end}}{{end}}{{if .HasSubCommands}}
  {{ .CommandPath}} [command]{{end}}{{if gt .Aliases 0}}

 Aliases: