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@@ -23,6 +23,9 @@ var funcMap = template.FuncMap{
+                     }
                      func (cli *DockerCli) getMethod(name string) (func(...string) error, bool) {
                     +	if len(name) == 0 {
                     +		return nil, false
                     +	}
                      	methodName := "Cmd" + strings.ToUpper(name[:1]) + strings.ToLower(name[1:])
                      	method := reflect.ValueOf(cli).MethodByName(methodName)
                      	if !method.IsValid() {

docker '' causes a golang crash.