Function commitBeforeMutationEffects_begin

dash/deps/react-dom@18.2.0.js:22961–22974

()

  }

  function commitBeforeMutationEffects_begin() {
    while (nextEffect !== null) {
      var fiber = nextEffect; // This phase is only used for beforeActiveInstanceBlur.

      var child = fiber.child;

      if ((fiber.subtreeFlags & BeforeMutationMask) !== NoFlags && child !== null) {
        child.return = fiber;
        nextEffect = child;
      } else {
        commitBeforeMutationEffects_complete();
      }
    }
  }

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