Function commitBeforeMutationEffects

dash/deps/react-dom@18.2.0.js:22950–22959

(root, firstChild)

  var focusedInstanceHandle = null;
  var shouldFireAfterActiveInstanceBlur = false;
  function commitBeforeMutationEffects(root, firstChild) {
    focusedInstanceHandle = prepareForCommit(root.containerInfo);
    nextEffect = firstChild;
    commitBeforeMutationEffects_begin(); // We no longer need to track the active instance fiber

    var shouldFire = shouldFireAfterActiveInstanceBlur;
    shouldFireAfterActiveInstanceBlur = false;
    focusedInstanceHandle = null;
    return shouldFire;
  }

  function commitBeforeMutationEffects_begin() {
    while (nextEffect !== null) {