From 4a56deef7aeca58425c92ec27388bbe34543ad4f Mon Sep 17 00:00:00 2001
From: =?utf8?q?J=C3=A9r=C3=B4me=20Benoit?= <jerome.benoit@sap.com>
Date: Sun, 18 Oct 2020 12:19:58 +0200
Subject: [PATCH] Add and use array helper.
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Signed-off-by: Jérôme Benoit <jerome.benoit@sap.com>
---
 src/charging-station/ChargingStation.js | 2 +-
 src/utils/Utils.js                      | 7 +++++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/charging-station/ChargingStation.js b/src/charging-station/ChargingStation.js
index 2bed5ff0..f6860786 100644
--- a/src/charging-station/ChargingStation.js
+++ b/src/charging-station/ChargingStation.js
@@ -737,7 +737,7 @@ class ChargingStation {
   }
 
   hasAuthorizedTags() {
-    return Array.isArray(this._authorizedTags) && this._authorizedTags.length > 0;
+    return !Utils.isEmptyArray(this._authorizedTags);
   }
 
   getRandomTagId() {
diff --git a/src/utils/Utils.js b/src/utils/Utils.js
index f25f48b2..15ee3071 100644
--- a/src/utils/Utils.js
+++ b/src/utils/Utils.js
@@ -145,6 +145,13 @@ class Utils {
     }
     return false;
   }
+
+  static isEmptyArray(object) {
+    if (Array.isArray(object) && object.length > 0) {
+      return false;
+    }
+    return true;
+  }
 }
 
 module.exports = Utils;
-- 
2.34.1