From e56a21236030c29ca6c5e2ef908385040555000c Mon Sep 17 00:00:00 2001
From: adunkey <vinnie.timoney@gmail.com>
Date: Tue, 31 Mar 2020 16:02:11 +0100
Subject: [PATCH] Update processMonitor.js

---
 lib/processMonitor.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/processMonitor.js b/lib/processMonitor.js
index ed5fb2e..ef1a42b 100644
--- a/lib/processMonitor.js
+++ b/lib/processMonitor.js
@@ -23,6 +23,9 @@ module.exports.getPsInfo = getPsInfo;
 function getPsInfo(param, callback) { 
 	if (process.platform === 'windows') return;
 	var pid = param.pid;
+	if (typeof pid !== "number") {
+        throw new Error("pid must be a number");
+        }
 	var cmd = "ps auxw | grep " + pid + " | grep -v 'grep'";
 	//var cmd = "ps auxw | grep -E '.+?\\s+" + pid + "\\s+'"  ;
 	exec(cmd, function(err, output) {