Function getAriaValue

packages/blockly/core/field.ts:340–346

* Gets an ARIA-friendly label representation of this field's value. * * Note that implementations should generally always override this value to * ensure a non-null value is returned. The default implementation relies on * 'getText' which may return an empty string. A null return value f

()

   *     currently defined or known for the field.
   */
  getAriaValue(): string | null {
    if (this.getValue() == null) {
      return null;
    } else {
      return this.getText();
    }
  }

  /**
   * Computes a descriptive ARIA label to represent this field with configurable