array_key_exists -> isset

GuilhemN · GuilhemN · commit 26fac264eff2 · 2017-01-14T21:16:53.000+01:00
diff --git a/src/Symfony/Component/Debug/DebugClassLoader.php b/src/Symfony/Component/Debug/DebugClassLoader.php
@@ -169,7 +169,7 @@ public function loadClass($class)
             }
 
             $parent = get_parent_class($class);
-            if ($parent && array_key_exists($parent, self::$final)) {
+            if ($parent && isset(self::$final[$parent])) {
                 @trigger_error(sprintf('The %s class is considered final%s. It may change without further notice as of its next major version. You should not extend it from %s.', $parent, self::$final[$parent], $name), E_USER_DEPRECATED);
             }
 

Original file line number	Diff line number	Diff line change
`@@ -169,7 +169,7 @@ public function loadClass($class)`
`169`	`169`	`}`
`170`	`170`
`171`	`171`	`$parent = get_parent_class($class);`
`172`		`- if ($parent && array_key_exists($parent, self::$final)) {`
	`172`	`+ if ($parent && isset(self::$final[$parent])) {`
`173`	`173`	`@trigger_error(sprintf('The %s class is considered final%s. It may change without further notice as of its next major version. You should not extend it from %s.', $parent, self::$final[$parent], $name), E_USER_DEPRECATED);`
`174`	`174`	`}`
`175`	`175`