From 35c03f2698d826537d3d597e6a18685c5d8041dd Mon Sep 17 00:00:00 2001
From: kwolfy <kwolfy11@gmail.com>
Date: Sun, 1 Jul 2018 22:47:46 +0300
Subject: [PATCH] allow empty delimiter in extend

---
 src/common.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/common.js b/src/common.js
index 51b3d52f..65713e4d 100644
--- a/src/common.js
+++ b/src/common.js
@@ -148,7 +148,7 @@ module.exports = function setup(env) {
   }
 
   function extend (namespace, delimiter) {
-    return createDebug(this.namespace + (delimiter || ':') + namespace);
+    return createDebug(this.namespace + (typeof delimiter !== 'undefined' ? delimiter : ':') + namespace);
   }
 
   /**