From 493c5d971ca9565207ede7647a9902405c98a2a0 Mon Sep 17 00:00:00 2001
From: gengjiawen <technicalcute@gmail.com>
Date: Sun, 10 Mar 2019 12:44:12 +0800
Subject: [PATCH] cluster: refactor empty for in round_robin_handle.js

---
 lib/internal/cluster/round_robin_handle.js | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/internal/cluster/round_robin_handle.js b/lib/internal/cluster/round_robin_handle.js
index 86c7bec7386ed7..5a12a61d4941ce 100644
--- a/lib/internal/cluster/round_robin_handle.js
+++ b/lib/internal/cluster/round_robin_handle.js
@@ -79,8 +79,10 @@ RoundRobinHandle.prototype.remove = function(worker) {
   if (this.all.size !== 0)
     return false;
 
-  for (var handle; handle = this.handles.shift(); handle.close())
-    ;
+  for (const handle of this.handles) {
+    handle.close();
+  }
+  this.handles = [];
 
   this.handle.close();
   this.handle = null;