Laravel version update

Laravel version update

vendor/symfony/console/Input/Input.php

@@ -25,21 +25,14 @@ use Symfony\Component\Console\Exception\RuntimeException;
  *
  * @author Fabien Potencier <fabien@symfony.com>
  */
-abstract class Input implements InputInterface
+abstract class Input implements InputInterface, StreamableInputInterface
 {
-    /**
-     * @var InputDefinition
-     */
     protected $definition;
+    protected $stream;
     protected $options = array();
     protected $arguments = array();
     protected $interactive = true;
 
-    /**
-     * Constructor.
-     *
-     * @param InputDefinition|null $definition A InputDefinition instance
-     */
     public function __construct(InputDefinition $definition = null)
     {
         if (null === $definition) {
@@ -79,7 +72,7 @@ abstract class Input implements InputInterface
             return !array_key_exists($argument, $givenArguments) && $definition->getArgument($argument)->isRequired();
         });
 
-        if (count($missingArguments) > 0) {
+        if (\count($missingArguments) > 0) {
             throw new RuntimeException(sprintf('Not enough arguments (missing: "%s").', implode(', ', $missingArguments)));
         }
     }
@@ -157,7 +150,7 @@ abstract class Input implements InputInterface
             throw new InvalidArgumentException(sprintf('The "%s" option does not exist.', $name));
         }
 
-        return isset($this->options[$name]) ? $this->options[$name] : $this->definition->getOption($name)->getDefault();
+        return array_key_exists($name, $this->options) ? $this->options[$name] : $this->definition->getOption($name)->getDefault();
     }
 
     /**
@@ -191,4 +184,20 @@ abstract class Input implements InputInterface
     {
         return preg_match('{^[\w-]+$}', $token) ? $token : escapeshellarg($token);
     }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setStream($stream)
+    {
+        $this->stream = $stream;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getStream()
+    {
+        return $this->stream;
+    }
 }