N°6934 - Symfony 6.4 - upgrade Symfony bundles to 6.4 (#580)

* Update Symfony lib to version ~6.4.0
* Update code missing return type
* Add an iTop general configuration entry to store application secret (Symfony mandatory parameter)
* Use dependency injection in ExceptionListener & UserProvider classes

lib/symfony/console/Output/NullOutput.php

@@ -24,104 +24,80 @@ use Symfony\Component\Console\Formatter\OutputFormatterInterface;
  */
 class NullOutput implements OutputInterface
 {
-    private $formatter;
+    private NullOutputFormatter $formatter;
 
     /**
-     * {@inheritdoc}
+     * @return void
      */
     public function setFormatter(OutputFormatterInterface $formatter)
     {
         // do nothing
     }
 
-    /**
-     * {@inheritdoc}
-     */
-    public function getFormatter()
+    public function getFormatter(): OutputFormatterInterface
     {
-        if ($this->formatter) {
-            return $this->formatter;
-        }
         // to comply with the interface we must return a OutputFormatterInterface
-        return $this->formatter = new NullOutputFormatter();
+        return $this->formatter ??= new NullOutputFormatter();
     }
 
     /**
-     * {@inheritdoc}
+     * @return void
      */
     public function setDecorated(bool $decorated)
     {
         // do nothing
     }
 
-    /**
-     * {@inheritdoc}
-     */
-    public function isDecorated()
+    public function isDecorated(): bool
     {
         return false;
     }
 
     /**
-     * {@inheritdoc}
+     * @return void
      */
     public function setVerbosity(int $level)
     {
         // do nothing
     }
 
-    /**
-     * {@inheritdoc}
-     */
-    public function getVerbosity()
+    public function getVerbosity(): int
     {
         return self::VERBOSITY_QUIET;
     }
 
-    /**
-     * {@inheritdoc}
-     */
-    public function isQuiet()
+    public function isQuiet(): bool
     {
         return true;
     }
 
-    /**
-     * {@inheritdoc}
-     */
-    public function isVerbose()
+    public function isVerbose(): bool
+    {
+        return false;
+    }
+
+    public function isVeryVerbose(): bool
+    {
+        return false;
+    }
+
+    public function isDebug(): bool
     {
         return false;
     }
 
     /**
-     * {@inheritdoc}
+     * @return void
      */
-    public function isVeryVerbose()
-    {
-        return false;
-    }
-
-    /**
-     * {@inheritdoc}
-     */
-    public function isDebug()
-    {
-        return false;
-    }
-
-    /**
-     * {@inheritdoc}
-     */
-    public function writeln($messages, int $options = self::OUTPUT_NORMAL)
+    public function writeln(string|iterable $messages, int $options = self::OUTPUT_NORMAL)
     {
         // do nothing
     }
 
     /**
-     * {@inheritdoc}
+     * @return void
      */
-    public function write($messages, bool $newline = false, int $options = self::OUTPUT_NORMAL)
+    public function write(string|iterable $messages, bool $newline = false, int $options = self::OUTPUT_NORMAL)
     {
         // do nothing
     }