Function peek

packages/scheduler/src/SchedulerMinHeap.js:23–25

(heap: Heap<T>)

}

export function peek<T: Node>(heap: Heap<T>): T | null {
  return heap.length === 0 ? null : heap[0];
}

export function pop<T: Node>(heap: Heap<T>): T | null {
  if (heap.length === 0) {