Function restoreSelection

docs/index.js:5666–5756

(priorSelectionInformation, containerInfo)

  );
}
function restoreSelection(priorSelectionInformation, containerInfo) {
  var curFocusedElem = getActiveElementDeep(containerInfo);
  containerInfo = priorSelectionInformation.focusedElem;
  var priorSelectionRange = priorSelectionInformation.selectionRange;
  if (
    curFocusedElem !== containerInfo &&
    containerInfo &&
    containerInfo.ownerDocument &&
    containsNode(containerInfo.ownerDocument.documentElement, containerInfo)
  ) {
    if (null !== priorSelectionRange && hasSelectionCapabilities(containerInfo))
      if (
        ((priorSelectionInformation = priorSelectionRange.start),
        (curFocusedElem = priorSelectionRange.end),
        void 0 === curFocusedElem &&
          (curFocusedElem = priorSelectionInformation),
        "selectionStart" in containerInfo)
      )
        (containerInfo.selectionStart = priorSelectionInformation),
          (containerInfo.selectionEnd = Math.min(
            curFocusedElem,
            containerInfo.value.length
          ));
      else if (
        ((curFocusedElem =
          ((priorSelectionInformation =
            containerInfo.ownerDocument || document) &&
            priorSelectionInformation.defaultView) ||
          window),
        curFocusedElem.getSelection)
      ) {
        curFocusedElem = curFocusedElem.getSelection();
        var length = containerInfo.textContent.length,
          start = Math.min(priorSelectionRange.start, length);
        priorSelectionRange =
          void 0 === priorSelectionRange.end
            ? start
            : Math.min(priorSelectionRange.end, length);
        !curFocusedElem.extend &&
          start > priorSelectionRange &&
          ((length = priorSelectionRange),
          (priorSelectionRange = start),
          (start = length));
        length = getNodeForCharacterOffset(containerInfo, start);
        var endMarker = getNodeForCharacterOffset(
          containerInfo,
          priorSelectionRange
        );
        length &&
          endMarker &&
          (1 !== curFocusedElem.rangeCount ||
            curFocusedElem.anchorNode !== length.node ||
            curFocusedElem.anchorOffset !== length.offset ||
            curFocusedElem.focusNode !== endMarker.node ||
            curFocusedElem.focusOffset !== endMarker.offset) &&
          ((priorSelectionInformation =
            priorSelectionInformation.createRange()),
          priorSelectionInformation.setStart(length.node, length.offset),