X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fpools%2Fworker.ts;h=6b387a96088d430d455ed0a4dbb3759c1cbbe86e;hb=0717df3dc168fc35b8268713ac8b7bde86f024a9;hp=d9dd43865bf6d36cb7d4bb6ce808eccf3528a7c8;hpb=ff469b0e10fd914cea250352eeb60008a889789d;p=poolifier.git

diff --git a/src/pools/worker.ts b/src/pools/worker.ts
index d9dd4386..6b387a96 100644
--- a/src/pools/worker.ts
+++ b/src/pools/worker.ts
@@ -212,13 +212,24 @@ export interface IWorkerNode<Worker extends IWorker, Data = unknown> {
    */
   readonly info: WorkerInfo
   /**
-   * Message channel.
+   * Message channel (worker_threads only).
    */
   readonly messageChannel?: MessageChannel
   /**
    * Worker usage statistics.
    */
   usage: WorkerUsage
+  /**
+   * Tasks queue back pressure size.
+   * This is the number of tasks that can be enqueued before the worker node has back pressure.
+   */
+  tasksQueueBackPressureSize: number
+  /**
+   * Callback invoked when worker node tasks queue is back pressured.
+   *
+   * @param workerId - The worker id.
+   */
+  onBackPressure?: (workerId: number) => void
   /**
    * Tasks queue size.
    *
@@ -229,15 +240,28 @@ export interface IWorkerNode<Worker extends IWorker, Data = unknown> {
    * Enqueue task.
    *
    * @param task - The task to queue.
-   * @returns The task queue size.
+   * @returns The tasks queue size.
    */
   readonly enqueueTask: (task: Task<Data>) => number
+  /**
+   * Prepends a task to the tasks queue.
+   *
+   * @param task - The task to prepend.
+   * @returns The tasks queue size.
+   */
+  readonly unshiftTask: (task: Task<Data>) => number
   /**
    * Dequeue task.
    *
    * @returns The dequeued task.
    */
   readonly dequeueTask: () => Task<Data> | undefined
+  /**
+   * Pops a task from the tasks queue.
+   *
+   * @returns The popped task.
+   */
+  readonly popTask: () => Task<Data> | undefined
   /**
    * Clears tasks queue.
    */