Root node fails as an array about jsonpath HOT 1 CLOSED

		case "idx":
			if len(s.key) > 0 {
				// no key `$[0].test`
				obj, err = get_key(obj, s.key)
				if err != nil {
					return nil, err
				}
			}

		case "range":
			if len(s.key) > 0 {
				// no key `$[:1].test`
				obj, err = get_key(obj, s.key)
				if err != nil {
					return nil, err
				}
			}