Function getPrevItem

core/src/components/popover/utils.ts:383–386

(items: HTMLIonItemElement[], currentItem: HTMLElement | null)

 * undefined.
 */
export const getPrevItem = (items: HTMLIonItemElement[], currentItem: HTMLElement | null) => {
  const currentItemIndex = getIndexOfItem(items, currentItem);
  return items[currentItemIndex - 1];
};

/** Focus the internal button of the ion-item */
const focusItem = (item: HTMLIonItemElement) => {