From 8fe9ccedf269c72867aec3d899e192c8cacaea08 Mon Sep 17 00:00:00 2001
From: Iuri Matias <iuri.matias@gmail.com>
Date: Wed, 13 Jun 2018 14:56:26 -0400
Subject: [PATCH] don't send message if process isn't connected

---
 lib/process/processLauncher.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/lib/process/processLauncher.js b/lib/process/processLauncher.js
index 35c4e2c5..9c2c1b1d 100644
--- a/lib/process/processLauncher.js
+++ b/lib/process/processLauncher.js
@@ -191,7 +191,10 @@ class ProcessLauncher {
    * @return {void}
    */
   send() {
-    this.process.send(...arguments);
+    if (!this.process.connected) {
+      return false;
+    }
+    return this.process.send(...arguments);
   }
 
   /**