From 7d9fdc9d29cf1080850672cf0061e24ef440b822 Mon Sep 17 00:00:00 2001
From: Jimmy Hunag <victor0801x@gmail.com>
Date: Sun, 29 Jul 2018 03:18:41 +0800
Subject: [PATCH] chore: add clone comment in configure

---
 lib/log4js.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/log4js.js b/lib/log4js.js
index 69faa63..427f937 100644
--- a/lib/log4js.js
+++ b/lib/log4js.js
@@ -58,7 +58,11 @@ function configure(configurationFileOrObject) {
     configObject = loadConfigurationFile(configurationFileOrObject);
   }
   debug(`Configuration is ${configObject}`);
-  configuration.configure(CircularJSON.parse(CircularJSON.stringify(configObject)));
+
+  // Keep the configObject remain the same
+  // and clone it to avoid that is not configurable in appenders
+  const clonedConfigObject = CircularJSON.parse(CircularJSON.stringify(configObject));
+  configuration.configure(clonedConfigObject);
 
   clustering.onMessage(sendLogEventToAppender);