Method On

internal/apps/app_cmd.go:121–126

On 添加指令

(arg string, callback func())

// On 添加指令
func (this *AppCmd) On(arg string, callback func()) {
	this.directives = append(this.directives, &Directive{
		Arg:      arg,
		Callback: callback,
	})
}

// Run 运行
func (this *AppCmd) Run(main func()) {