This can cause long file names (URLs) to be truncated which in turn will break named hooks code (since it needs to load those file names).
return fiber.flags !== undefined ? fiber.flags : (fiber: any).effectTag;
}
const getCurrentTime =
  typeof performance === 'object' && typeof performance.now === 'function'
    ? () => performance.now()
    : () => Date.now();
export function getInternalReactConstants(
  version: string,
): {|
  getDisplayNameForFiber: getDisplayNameForFiberType,
  getTypeSymbol: getTypeSymbolType,
  ReactPriorityLevels: ReactPriorityLevelsType,
  ReactTypeOfSideEffect: ReactTypeOfSideEffectType,
  ReactTypeOfWork: WorkTagMap,
|} {
  const ReactTypeOfSideEffect: ReactTypeOfSideEffectType = {
    DidCapture: 0b10000000,
    NoFlags: 0b00,
    PerformedWork: 0b01,
    Placement: 0b10,
    Incomplete: 0b10000000000000,
  };