Merge branch '4.4' into 5.2

* 4.4:
  [PHPDoc] Fix some union type cases

Author: chalasr

Descriptor/Descriptor.php

@@ -69,36 +69,26 @@ protected function write(string $content, bool $decorated = false)
 
     /**
      * Describes an InputArgument instance.
-     *
-     * @return string|mixed
      */
     abstract protected function describeInputArgument(InputArgument $argument, array $options = []);
 
     /**
      * Describes an InputOption instance.
-     *
-     * @return string|mixed
      */
     abstract protected function describeInputOption(InputOption $option, array $options = []);
 
     /**
      * Describes an InputDefinition instance.
-     *
-     * @return string|mixed
      */
     abstract protected function describeInputDefinition(InputDefinition $definition, array $options = []);
 
     /**
      * Describes a Command instance.
-     *
-     * @return string|mixed
      */
     abstract protected function describeCommand(Command $command, array $options = []);
 
     /**
      * Describes an Application instance.
-     *
-     * @return string|mixed
      */
     abstract protected function describeApplication(Application $application, array $options = []);
 }

Descriptor/TextDescriptor.php

@@ -296,7 +296,7 @@ private function formatDefaultValue($default): string
     }
 
     /**
-     * @param (Command|string)[] $commands
+     * @param array<Command|string> $commands
      */
     private function getColumnWidth(array $commands): int
     {

Helper/QuestionHelper.php

@@ -99,7 +99,7 @@ public static function disableStty()
     /**
      * Asks the question to the user.
      *
-     * @return bool|mixed|string|null
+     * @return mixed
      *
      * @throws RuntimeException In case the fallback is deactivated and the response cannot be hidden
      */