@amblines/react-table-filter/src/lib/eventStack/normalizeTarget.js

> Module creates Excel like Column Filters for Table. The filter list contains all the unique items present in every column. See image below for example.

/**
 * Normalizes `target` for EventStack, because `target` can be passed as `boolean` or `string`.
 *
 * @param {boolean|string|HTMLElement|Window} target Value for normalization.
 * @return {HTMLElement|Window} A DOM node.
 */
const normalizeTarget = (target) => {
  if (target === 'document') return document;
  if (target === 'window') return window;
  return target || document;
};

export default normalizeTarget;