docs: function () {
              var inputElm = this.getTextInputField();
              // only react if some DOM is available
              if (inputElm) {
                  this._updateState();
                  // sets the readOnly disabled flags in the input according to
                  // the recently changed cfg object
                  inputElm.readOnly = this.isTextInputReadOnly();
                  inputElm.disabled = this._cfg.disabled;
  
                  if (this._cfg.waiAria) {
                      if (this._cfg.formatError || this._cfg.error) {
                          inputElm.setAttribute("aria-invalid", "");
                      } else {
                          inputElm.removeAttribute("aria-invalid");
                      }
                  }
  
              }
          }