Function nextDueNode

testing/time.ts:234–242

()

}

function nextDueNode(): DueNode | null {
  for (;;) {
    const dueNode = dueTree.min();
    if (!dueNode) return null;
    const hasTimer = dueNode.timers.some((timer) => dueNodes.has(timer.id));
    if (hasTimer) return dueNode;
    dueTree.remove(dueNode);
  }
}

let startedAt: number;
let now: number;