Function getForksAtLevel

dash/deps/react-dom@18.2.0.js:12093–12096

(workInProgress)

    return (workInProgress.flags & Forked) !== NoFlags;
  }
  function getForksAtLevel(workInProgress) {
    warnIfNotHydrating();
    return treeForkCount;
  }
  function getTreeId() {
    var overflow = treeContextOverflow;
    var idWithLeadingBit = treeContextId;