Method _renderArrow

src/material/sort/sort-header.ts:216–218

Whether the arrow inside the sort header should be rendered.

()

  /** Whether the arrow inside the sort header should be rendered. */
  _renderArrow() {
    return !this._isDisabled() || this._isSorted();
  }

  private _updateSortActionDescription(newDescription: string) {
    // We use AriaDescriber for the sort button instead of setting an `aria-label` because some