From aa09cfe26490ee567e70557ddd963c6a5b540739 Mon Sep 17 00:00:00 2001
From: Dmytro Doroshenko <doroshenko_dima@ukr.net>
Date: Wed, 3 Apr 2024 02:45:06 +0300
Subject: [PATCH] fixed onDrain call when queue is drained

---
 JavaScript/6-promise.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/JavaScript/6-promise.js b/JavaScript/6-promise.js
index 07162c5..96e2780 100644
--- a/JavaScript/6-promise.js
+++ b/JavaScript/6-promise.js
@@ -34,7 +34,6 @@ class Queue {
           (err) => void this.finish(err)
         )
         .finally(() => {
-          this.count--;
           if (this.waiting.length > 0) this.next();
         });
     }
@@ -45,6 +44,7 @@ class Queue {
     if (err && onFailure) onFailure(err, res);
     else if (onSuccess) onSuccess(res);
     if (onDone) onDone(err, res);
+    this.count--;
     if (this.count === 0 && this.waiting.length === 0 && onDrain) onDrain();
   }