Merge branch '4.2'

* 4.2: (26 commits)
  Apply php-cs-fixer rule for array_key_exists()
  [Cache] fix warming up cache.system and apcu
  [Security] Change FormAuthenticator if condition
  handles multi-byte characters in autocomplete
  speed up tests running them without debug flag
  [Translations] added missing Croatian validators
  Fix getItems() performance issue with RedisCluster (php-redis)
  [VarDumper] Keep a ref to objects to ensure their handle cannot be reused while cloning
  IntegerType: reject submitted non-integer numbers
  be keen to newcomers
  [HttpKernel] Fix possible infinite loop of exceptions
  fixed CS
  [Validator] Added missing translations for Afrikaans
  do not validate non-submitted form fields in PATCH requests
  Update usage example in ArrayInput doc block.
  [Console] Prevent ArgvInput::getFirstArgument() from returning an option value
  [Validator] Fixed duplicate UUID
  fixed CS
  [EventDispatcher] Fix unknown priority
  Avoid mutating the Finder when building the iterator
  ...

Author: nicolas-grekas

Authentication/Token/AbstractToken.php

@@ -225,7 +225,7 @@ public function setAttributes(array $attributes)
      */
     public function hasAttribute($name)
     {
-        return array_key_exists($name, $this->attributes);
+        return \array_key_exists($name, $this->attributes);
     }
 
     /**
@@ -239,7 +239,7 @@ public function hasAttribute($name)
      */
     public function getAttribute($name)
     {
-        if (!array_key_exists($name, $this->attributes)) {
+        if (!\array_key_exists($name, $this->attributes)) {
             throw new \InvalidArgumentException(sprintf('This token has no "%s" attribute.', $name));
         }
 

Authorization/AccessDecisionManager.php

@@ -42,7 +42,7 @@ class AccessDecisionManager implements AccessDecisionManagerInterface
     public function __construct(iterable $voters = [], string $strategy = self::STRATEGY_AFFIRMATIVE, bool $allowIfAllAbstainDecisions = false, bool $allowIfEqualGrantedDeniedDecisions = true)
     {
         $strategyMethod = 'decide'.ucfirst($strategy);
-        if (!\is_callable([$this, $strategyMethod])) {
+        if ('' === $strategy || !\is_callable([$this, $strategyMethod])) {
             throw new \InvalidArgumentException(sprintf('The strategy "%s" is not supported.', $strategy));
         }
 

Encoder/EncoderFactory.php

@@ -33,7 +33,7 @@ public function getEncoder($user)
         $encoderKey = null;
 
         if ($user instanceof EncoderAwareInterface && (null !== $encoderName = $user->getEncoderName())) {
-            if (!array_key_exists($encoderName, $this->encoders)) {
+            if (!\array_key_exists($encoderName, $this->encoders)) {
                 throw new \RuntimeException(sprintf('The encoder "%s" was not configured.', $encoderName));
             }