title Type – LoopRef

type LoopRef = {
  time: {
    timestamp: number,
    delta: number,
    elapsed: number,
    start: number,
  },
  frame: number,
  loop: {
    request?: (fiber?: LiveFiber<any>) => void,
  },
  children?:
  | LiveElement<ArrowFunction>[]
  | ReactElementInterop
  | DeferredCall<ArrowFunction>,
  run?: () => void,
}

Source

packages / workbench / src / queue / loop.ts