Function getHostParentFiber

code/third-party/public/app.js:10834–10843

(fiber)

  function getHostParentFiber(fiber) {
    var parent = fiber['return'];
    while (parent !== null) {
      if (isHostParent(parent)) {
        return parent;
      }
      parent = parent['return'];
    }
    invariant(false, 'Expected to find a host parent. This error is likely caused by a bug in React. Please file an issue.');
  }

  function isHostParent(fiber) {
    return fiber.tag === HostComponent || fiber.tag === HostRoot || fiber.tag === HostPortal;