Laravel version update

Laravel version update

vendor/symfony/translation/Dumper/FileDumper.php

@@ -11,11 +11,12 @@
 
 namespace Symfony\Component\Translation\Dumper;
 
+use Symfony\Component\Translation\Exception\InvalidArgumentException;
+use Symfony\Component\Translation\Exception\RuntimeException;
 use Symfony\Component\Translation\MessageCatalogue;
 
 /**
  * FileDumper is an implementation of DumperInterface that dump a message catalogue to file(s).
- * Performs backup of already existing files.
  *
  * Options:
  * - path (mandatory): the directory where the files should be saved
@@ -31,13 +32,6 @@ abstract class FileDumper implements DumperInterface
      */
     protected $relativePathTemplate = '%domain%.%locale%.%extension%';
 
-    /**
-     * Make file backup before the dump.
-     *
-     * @var bool
-     */
-    private $backup = true;
-
     /**
      * Sets the template for the relative paths to files.
      *
@@ -52,10 +46,16 @@ abstract class FileDumper implements DumperInterface
      * Sets backup flag.
      *
      * @param bool
+     *
+     * @deprecated since Symfony 4.1
      */
     public function setBackup($backup)
     {
-        $this->backup = $backup;
+        @trigger_error(sprintf('The "%s()" method is deprecated since Symfony 4.1.', __METHOD__), E_USER_DEPRECATED);
+
+        if (false !== $backup) {
+            throw new \LogicException('The backup feature is no longer supported.');
+        }
     }
 
     /**
@@ -64,21 +64,16 @@ abstract class FileDumper implements DumperInterface
     public function dump(MessageCatalogue $messages, $options = array())
     {
         if (!array_key_exists('path', $options)) {
-            throw new \InvalidArgumentException('The file dumper needs a path option.');
+            throw new InvalidArgumentException('The file dumper needs a path option.');
         }
 
         // save a file for each domain
         foreach ($messages->getDomains() as $domain) {
-            // backup
             $fullpath = $options['path'].'/'.$this->getRelativePath($domain, $messages->getLocale());
-            if (file_exists($fullpath)) {
-                if ($this->backup) {
-                    copy($fullpath, $fullpath.'~');
-                }
-            } else {
-                $directory = dirname($fullpath);
+            if (!file_exists($fullpath)) {
+                $directory = \dirname($fullpath);
                 if (!file_exists($directory) && !@mkdir($directory, 0777, true)) {
-                    throw new \RuntimeException(sprintf('Unable to create directory "%s".', $directory));
+                    throw new RuntimeException(sprintf('Unable to create directory "%s".', $directory));
                 }
             }
             // save file
@@ -106,13 +101,8 @@ abstract class FileDumper implements DumperInterface
 
     /**
      * Gets the relative file path using the template.
-     *
-     * @param string $domain The domain
-     * @param string $locale The locale
-     *
-     * @return string The relative file path
      */
-    private function getRelativePath($domain, $locale)
+    private function getRelativePath(string $domain, string $locale): string
     {
         return strtr($this->relativePathTemplate, array(
             '%domain%' => $domain,