export function getDOMRangeRect(
  nativeSelection: Selection,
  rootElement: HTMLElement
): DOMRect {
  const domRange = nativeSelection.getRangeAt(0)

  let rect

  if (nativeSelection.anchorNode === rootElement) {
    let inner = rootElement
    while (inner.firstElementChild != null) {
      inner = inner.firstElementChild as HTMLElement
    }
    rect = inner.getBoundingClientRect()
  } else {
    rect = domRange.getBoundingClientRect()
  }

  return rect
}