From 3132711b7a04d6bedac1fd862236634c6506f56e Mon Sep 17 00:00:00 2001
From: c0rce <petwelbu@cisco.com>
Date: Thu, 9 Jul 2020 09:28:28 +0100
Subject: [PATCH] Update 14-persist.js

This allows for the case of an empty ENV macro file, otherwise we get an error:
09:21:08	Capacity		'DB is corrupted, cannot JSON parse the DB'
09:21:08	Capacity		'Unhandled promise rejection' [Error: DB_PARSE_ERROR]
---
 macros/14-persist.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/macros/14-persist.js b/macros/14-persist.js
index 67dc1cd..effef0f 100644
--- a/macros/14-persist.js
+++ b/macros/14-persist.js
@@ -39,8 +39,8 @@ async function read() {
    
    // Parse contents
    try {
+      let data = contents !== '' ? JSON.parse(contents) : '';
       console.debug(`DB contains: ${contents}`);
-      let data = JSON.parse(contents);
       console.debug('DB successfully parsed');
       return data;
    }