fix #59

Author: Rias

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 All notable changes to `laravel-db-snapshots` will be documented in this file
 
+## 1.2.3 - 2019-06-28
+
+- fix CannotCreateDisk exception when no disks are set up.
+
 ## 1.2.2 - 2019-06-27
 
 - fix compression option from config not being respected

src/Exceptions/CannotCreateDisk.php

@@ -8,7 +8,13 @@ class CannotCreateDisk extends Exception
 {
     public static function diskNotDefined(string $diskName): self
     {
-        $existingDiskNames = implode(array_keys(config('filesystems.disks')), ', ');
+        $disks = config('filesystems.disks', null);
+
+        if (! $disks) {
+            return new static("Cannot create a disk `{$diskName}`. There are no disks set up.");
+        }
+
+        $existingDiskNames = implode(array_keys($disks), ', ');
 
         return new static("Cannot create a disk `{$diskName}`. Known disknames are {$existingDiskNames}.");
     }