Function lastChildElement

src/core/dom/query.js:216–227

(parent, callback)

 * @return {?Element}
 */
export function lastChildElement(parent, callback) {
  for (
    let child = parent.lastElementChild;
    child;
    child = child.previousElementSibling
  ) {
    if (callback(child)) {
      return child;
    }
  }
  return null;
}

/**
 * Finds all child elements that satisfy the callback.