message: feat(Form): support using rate
diff: +// Utils
  import { createNamespace, addUnit } from '../utils';
  import { preventDefault } from '../utils/dom/event';
  +
  +// Mixins
  import { TouchMixin } from '../mixins/touch';
  +import { FieldMixin } from '../mixins/field';
  +
  +// Components
  import Icon from '../icon';
  const [createComponent, bem] = createNamespace('rate');
  @@ -18,7 +24,7 @@ function getRateStatus(value, index, allowHalf) {
  }
  export default createComponent({
  - mixins: [TouchMixin],
  + mixins: [TouchMixin, FieldMixin],
  props: {
  size: [Number, String],
  