Function nextTick

packages/runtime-core/src/scheduler.ts:61–67

(
  this: T,
  fn?: (this: T) => R | Promise<R>,
)

  fn: (this: T) => R | Promise<R>,
): Promise<R>
export function nextTick<T, R>(
  this: T,
  fn?: (this: T) => R | Promise<R>,
): Promise<void | R> {
  const p = currentFlushPromise || resolvedPromise
  return fn ? p.then(this ? fn.bind(this) : fn) : p
}

class="cm">// Use binary-search to find a suitable position in the queue. The queue needs
class="cm">// to be sorted in increasing order of the job ids. This ensures that: