Fix CS

src/Composer/Command/RequireCommand.php

@@ -20,8 +20,6 @@ use Composer\Factory;
 use Composer\Installer;
 use Composer\Json\JsonFile;
 use Composer\Json\JsonManipulator;
-use Composer\Json\JsonValidationException;
-use Composer\Util\RemoteFilesystem;
 
 /**
  * @author Jérémy Romey <jeremy@free-agent.fr>
@@ -54,10 +52,12 @@ EOT
 
         if (!file_exists($file)) {
             $output->writeln('<error>'.$file.' not found.</error>');
+
             return 1;
         }
         if (!is_readable($file)) {
             $output->writeln('<error>'.$file.' is not readable.</error>');
+
             return 1;
         }
 

src/Composer/Json/JsonManipulator.php

@@ -104,6 +104,7 @@ class JsonManipulator
             foreach ($data as $key => $val) {
                 $elems[] = $this->indent . $this->indent . JsonFile::encode($key). ': '.$this->format($val);
             }
+
             return $out . implode(','.$this->newline, $elems) . $this->newline . $this->indent . '}';
         }