X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fqueue.ts;h=dba55f1cc90467ab5d27e55a9b37e9004da983b4;hb=23a6c28d3cc6edb778653a4d9d9a4d36f9a961c3;hp=e7c9dd11fc0332ccbba845e9bd663d4bc682c523;hpb=e102732c0e3966b81834b2c0bdd087eb051162ad;p=poolifier.git

diff --git a/src/queue.ts b/src/queue.ts
index e7c9dd11..dba55f1c 100644
--- a/src/queue.ts
+++ b/src/queue.ts
@@ -51,7 +51,7 @@ export class Queue<T> {
   }
 
   /**
-   * Peek at the first item.
+   * Peeks at the first item.
    *
    * @returns The first item or `undefined` if the queue is empty.
    */
@@ -63,7 +63,7 @@ export class Queue<T> {
   }
 
   /**
-   * Clear the queue.
+   * Clears the queue.
    */
   public clear (): void {
     this.items = []
@@ -71,4 +71,32 @@ export class Queue<T> {
     this.size = 0
     this.maxSize = 0
   }
+
+  /**
+   * Returns an iterator for the queue.
+   *
+   * @returns An iterator for the queue.
+   * @see https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Iteration_protocols
+   */
+  [Symbol.iterator] (): Iterator<T> {
+    const items = this.items
+    let i = this.offset
+
+    return {
+      next: () => {
+        if (i >= items.length) {
+          return {
+            value: undefined,
+            done: true
+          }
+        }
+        const value = items[i]
+        ++i
+        return {
+          value,
+          done: false
+        }
+      }
+    }
+  }
 }