From e45984100e1ce02423d2e9035c533a5ae5deb55d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Samuel=20=C5=A0tancl?= <samuel.stancl@gmail.com>
Date: Wed, 24 Apr 2019 16:53:32 +0200
Subject: [PATCH] Add comments [ci skip]

---
 src/StorageDrivers/RedisStorageDriver.php | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/StorageDrivers/RedisStorageDriver.php b/src/StorageDrivers/RedisStorageDriver.php
index 56dc49e9..699950e6 100644
--- a/src/StorageDrivers/RedisStorageDriver.php
+++ b/src/StorageDrivers/RedisStorageDriver.php
@@ -71,10 +71,12 @@ class RedisStorageDriver implements StorageDriver
             return "tenants:{$hash}";
         }, $uuids);
 
+        // Apparently, the PREFIX is applied to all functions except scan()
         $redis_prefix = $this->redis->getOption($this->redis->client()::OPT_PREFIX);
         $hashes = $hashes ?: $this->redis->scan(null, $redis_prefix.'tenants:*');
         
         return array_map(function ($tenant) use ($redis_prefix) {
+            // Left strip $redis_prefix from $tenant
             if (substr($tenant, 0, strlen($redis_prefix)) == $redis_prefix) {
                 $tenant = substr($tenant, strlen($redis_prefix));
             }