Made change

templates.go

@@ -0,0 +1,40 @@
+package parser 
+
+import "text/template"
+
+const commandHelpTemplateText = `
+App: {{.App.Name}}
+Command Usage: {{.Name}} [OPTIONS]
+
+SubCommmands:
+-----------------------------------------------------------
+ help         : Show this help output
+{{range .SubCommands}} {{.Name | printf "%-12s" }} : {{.Description}} 
+{{end}}
+
+Flags:
+-----------------------------------------------------------
+-h --help : Show this help output
+{{range .Flags}}{{if .Short}}{{.Short}}{{end}} {{if .Long}}{{.Long}}{{end}} : {{.Description}}
+{{end}}
+`
+
+var commandHelpTemplate = template.Must(template.New("command_help").Parse(commandHelpTemplateText))
+
+const appHelpTemplateText = `
+App Usage: {{.Name}} [OPTIONS]
+
+Commmands:
+-----------------------------------------------------------
+ help         : Show this help output
+{{range .Commands}} {{.Name | printf "%-12s" }} : {{.Description}}
+{{end}}
+
+Flags:
+-----------------------------------------------------------
+-h --help : Show this help output 
+{{range .Flags}}{{if .Short}}{{.Short}}{{end}}{{if .Long}} {{.Long}}{{end}} : {{.Description}}
+{{end}}
+`
+
+var appHelpTemplate = template.Must(template.New("app_help").Parse(appHelpTemplateText))