From 0de49406dbc9557bf5a6614b83f6cc3393664cdd Mon Sep 17 00:00:00 2001
From: Alexander Makarov <sam@rmcreative.ru>
Date: Sun, 18 Feb 2018 02:56:56 +0300
Subject: [PATCH] Minor code style adjustments, phpdoc

---
 framework/base/Component.php                    | 5 ++---
 framework/base/Module.php                       | 2 ++
 framework/behaviors/CacheableWidgetBehavior.php | 4 +---
 3 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/framework/base/Component.php b/framework/base/Component.php
index 2f06af8..2bf4b7c 100644
--- a/framework/base/Component.php
+++ b/framework/base/Component.php
@@ -552,8 +552,7 @@ class Component extends BaseObject
             return false;
         }
         if ($handler === null) {
-            unset($this->_events[$name]);
-            unset($this->_eventWildcards[$name]);
+            unset($this->_events[$name], $this->_eventWildcards[$name]);
             return true;
         }
 
@@ -582,7 +581,7 @@ class Component extends BaseObject
         }
         if ($removed) {
             $this->_eventWildcards[$name] = array_values($this->_eventWildcards[$name]);
-            // remove empty wildcards to save future redundant regex checks :
+            // remove empty wildcards to save future redundant regex checks:
             if (empty($this->_eventWildcards[$name])) {
                 unset($this->_eventWildcards[$name]);
             }
diff --git a/framework/base/Module.php b/framework/base/Module.php
index 96d7c36..9fc1eaf 100644
--- a/framework/base/Module.php
+++ b/framework/base/Module.php
@@ -649,6 +649,8 @@ class Module extends ServiceLocator
     }
 
     /**
+     * Checks if class name or prefix is incorrect
+     *
      * @param string $className
      * @param string $prefix
      * @return bool
diff --git a/framework/behaviors/CacheableWidgetBehavior.php b/framework/behaviors/CacheableWidgetBehavior.php
index 288d8b2..bd7b007 100644
--- a/framework/behaviors/CacheableWidgetBehavior.php
+++ b/framework/behaviors/CacheableWidgetBehavior.php
@@ -157,9 +157,7 @@ class CacheableWidgetBehavior extends Behavior
     private function getCacheInstance()
     {
         $cacheInterface = 'yii\caching\CacheInterface';
-        $cache = Instance::ensure($this->cache, $cacheInterface);
-
-        return $cache;
+        return Instance::ensure($this->cache, $cacheInterface);
     }
 
     /**