Merge branch '3.4' into 4.4

* 3.4:
  [ExpressionLanguage] Fixed collisions of character operators with object properties
  [Validator] Remove specific check for Valid targets
  [PhpUnitBridge] Use trait instead of extending deprecated class
  fix remember me
  Use strict assertion in asset tests
  [DoctrineBridge][DoctrineExtractor] Fix indexBy with custom and some core types
  Do not rely on the current locale when dumping a Graphviz object
  fix typo
  [Ldap] force default network timeout
  [Config] don't throw on missing excluded paths
  Docs: Typo, grammar
  [Validator] Add the missing translations for the Polish ("pl") locale
  [Console] Inline exact-match handling with 4.4
  Set previous exception when rethrown from controller resolver
  [VarDumper] fixed DateCaster not displaying additional fields
  [HttpKernel] fix registering DebugHandlersListener regardless of the PHP_SAPI

Author: fabpot

Dumper/GraphvizDumper.php

@@ -32,10 +32,11 @@ class GraphvizDumper extends Dumper
 {
     private $nodes;
     private $edges;
+    // All values should be strings
     private $options = [
             'graph' => ['ratio' => 'compress'],
-            'node' => ['fontsize' => 11, 'fontname' => 'Arial', 'shape' => 'record'],
-            'edge' => ['fontsize' => 9, 'fontname' => 'Arial', 'color' => 'grey', 'arrowhead' => 'open', 'arrowsize' => 0.5],
+            'node' => ['fontsize' => '11', 'fontname' => 'Arial', 'shape' => 'record'],
+            'edge' => ['fontsize' => '9', 'fontname' => 'Arial', 'color' => 'grey', 'arrowhead' => 'open', 'arrowsize' => '0.5'],
             'node.instance' => ['fillcolor' => '#9999ff', 'style' => 'filled'],
             'node.definition' => ['fillcolor' => '#eeeeee'],
             'node.missing' => ['fillcolor' => '#ff9999', 'style' => 'filled'],

Loader/FileLoader.php

@@ -161,7 +161,7 @@ private function findClasses(string $namespace, string $pattern, array $excludeP
         $excludePrefix = null;
         $excludePatterns = $parameterBag->unescapeValue($parameterBag->resolveValue($excludePatterns));
         foreach ($excludePatterns as $excludePattern) {
-            foreach ($this->glob($excludePattern, true, $resource, false, true) as $path => $info) {
+            foreach ($this->glob($excludePattern, true, $resource, true, true) as $path => $info) {
                 if (null === $excludePrefix) {
                     $excludePrefix = $resource->getPrefix();
                 }

Tests/Loader/FileLoaderTest.php

@@ -136,6 +136,13 @@ public function testRegisterClassesWithExclude()
             ],
             array_keys($container->getAliases())
         );
+
+        $loader->registerClasses(
+            new Definition(),
+            'Symfony\Component\DependencyInjection\Tests\Fixtures\Prototype\\',
+            'Prototype/*',
+            'Prototype/NotExistingDir'
+        );
     }
 
     public function testRegisterClassesWithExcludeAsArray()