From 337c29feb9bb95a206fb939a6feca3efa4f3209e Mon Sep 17 00:00:00 2001
From: Joao Gilberto Magalhaes <joao@byjg.com.br>
Date: Sat, 27 May 2017 16:07:36 -0300
Subject: [PATCH] Minor adjustments

---
 src/Factory.php                     | 2 +-
 src/Psr16/ArrayCacheEngine.php      | 5 ++---
 src/Psr16/BaseCacheEngine.php       | 2 ++
 src/Psr16/FileSystemCacheEngine.php | 3 ++-
 src/Psr16/MemcachedEngine.php       | 1 -
 src/Psr16/NoCacheEngine.php         | 2 +-
 src/Psr16/RedisCacheEngine.php      | 2 +-
 src/Psr16/ShmopCacheEngine.php      | 2 +-
 src/Psr6/CachePool.php              | 2 --
 9 files changed, 10 insertions(+), 11 deletions(-)

diff --git a/src/Factory.php b/src/Factory.php
index c62f989..0e3c463 100644
--- a/src/Factory.php
+++ b/src/Factory.php
@@ -9,7 +9,7 @@
 use ByJG\Cache\Psr16\RedisCacheEngine;
 use ByJG\Cache\Psr16\SessionCacheEngine;
 use ByJG\Cache\Psr16\ShmopCacheEngine;
-use ByJG\Cache\Psr\CachePool;
+use ByJG\Cache\Psr6\CachePool;
 
 class Factory
 {
diff --git a/src/Psr16/ArrayCacheEngine.php b/src/Psr16/ArrayCacheEngine.php
index d0482ad..d6e6120 100644
--- a/src/Psr16/ArrayCacheEngine.php
+++ b/src/Psr16/ArrayCacheEngine.php
@@ -3,7 +3,6 @@
 namespace ByJG\Cache\Psr16;
 
 use Psr\Log\NullLogger;
-use Psr\SimpleCache\DateInterval;
 
 class ArrayCacheEngine extends BaseCacheEngine
 {
@@ -67,7 +66,7 @@ public function get($key, $default = null)
      *
      * @param string                $key   The key of the item to store.
      * @param mixed                 $value The value of the item to store, must be serializable.
-     * @param null|int|DateInterval $ttl   Optional. The TTL value of this item. If no value is sent and
+     * @param null|int|\DateInterval $ttl   Optional. The TTL value of this item. If no value is sent and
      *                                     the driver supports TTL then the library may set a default value
      *                                     for it or let the driver take care of that.
      *
@@ -97,7 +96,7 @@ public function clear()
      * Unlock resource
      *
      * @param string $key
-     * @return bool|void
+     * @return bool
      */
     public function delete($key)
     {
diff --git a/src/Psr16/BaseCacheEngine.php b/src/Psr16/BaseCacheEngine.php
index bfae281..2c49ef4 100644
--- a/src/Psr16/BaseCacheEngine.php
+++ b/src/Psr16/BaseCacheEngine.php
@@ -47,5 +47,7 @@ protected function addToNow($ttl)
             $now->add($ttl);
             return $now->getTimestamp();
         }
+
+        return null;
     }
 }
\ No newline at end of file
diff --git a/src/Psr16/FileSystemCacheEngine.php b/src/Psr16/FileSystemCacheEngine.php
index 797c50d..9fd19cf 100644
--- a/src/Psr16/FileSystemCacheEngine.php
+++ b/src/Psr16/FileSystemCacheEngine.php
@@ -66,7 +66,7 @@ public function get($key, $default = null)
      *
      * @param string                $key   The key of the item to store.
      * @param mixed                 $value The value of the item to store, must be serializable.
-     * @param null|int|DateInterval $ttl   Optional. The TTL value of this item. If no value is sent and
+     * @param null|int|\DateInterval $ttl   Optional. The TTL value of this item. If no value is sent and
      *                                     the driver supports TTL then the library may set a default value
      *                                     for it or let the driver take care of that.
      *
@@ -177,6 +177,7 @@ public function clear()
         foreach ($list as $file) {
             unlink($file);
         }
+        return true;
     }
 
     /**
diff --git a/src/Psr16/MemcachedEngine.php b/src/Psr16/MemcachedEngine.php
index e445992..9349ca7 100644
--- a/src/Psr16/MemcachedEngine.php
+++ b/src/Psr16/MemcachedEngine.php
@@ -2,7 +2,6 @@
 
 namespace ByJG\Cache\Psr16;
 
-use ByJG\Cache\CacheEngineInterface;
 use Memcached;
 use Psr\Log\NullLogger;
 
diff --git a/src/Psr16/NoCacheEngine.php b/src/Psr16/NoCacheEngine.php
index cc2e279..d9d5c20 100644
--- a/src/Psr16/NoCacheEngine.php
+++ b/src/Psr16/NoCacheEngine.php
@@ -28,8 +28,8 @@ public function set($key, $value, $ttl = 0)
     }
 
     /**
-     * Unlock resource
      * @param string $key
+     * @return bool
      */
     public function delete($key)
     {
diff --git a/src/Psr16/RedisCacheEngine.php b/src/Psr16/RedisCacheEngine.php
index 7b0f274..4aa3e14 100644
--- a/src/Psr16/RedisCacheEngine.php
+++ b/src/Psr16/RedisCacheEngine.php
@@ -57,7 +57,7 @@ protected function fixKey($key) {
     /**
      * @param string $key The object KEY
      * @param int $default IGNORED IN MEMCACHED.
-     * @return object Description
+     * @return mixed Description
      */
     public function get($key, $default = null)
     {
diff --git a/src/Psr16/ShmopCacheEngine.php b/src/Psr16/ShmopCacheEngine.php
index 2b3afbf..551a94e 100644
--- a/src/Psr16/ShmopCacheEngine.php
+++ b/src/Psr16/ShmopCacheEngine.php
@@ -120,7 +120,7 @@ protected function isValidAge($file)
      *
      * @param string $key The key of the item to store.
      * @param mixed $value The value of the item to store, must be serializable.
-     * @param null|int|DateInterval $ttl Optional. The TTL value of this item. If no value is sent and
+     * @param null|int|\DateInterval $ttl Optional. The TTL value of this item. If no value is sent and
      *                                     the driver supports TTL then the library may set a default value
      *                                     for it or let the driver take care of that.
      * @return bool True on success and false on failure.
diff --git a/src/Psr6/CachePool.php b/src/Psr6/CachePool.php
index 9c4db04..9dcf165 100644
--- a/src/Psr6/CachePool.php
+++ b/src/Psr6/CachePool.php
@@ -2,12 +2,10 @@
 
 namespace ByJG\Cache\Psr6;
 
-use ByJG\Cache\CacheEngineInterface;
 use ByJG\Cache\Psr16\BaseCacheEngine;
 use Psr\Cache\CacheItemInterface;
 use Psr\Cache\CacheItemPoolInterface;
 use Psr\Log\InvalidArgumentException;
-use Psr\SimpleCache\CacheInterface;
 
 class CachePool implements CacheItemPoolInterface
 {