updated core and modules

vendor/symfony/console/Formatter/OutputFormatter.php

@@ -35,6 +35,20 @@ class OutputFormatter implements OutputFormatterInterface
     {
         $text = preg_replace('/([^\\\\]?)</', '$1\\<', $text);
 
+        return self::escapeTrailingBackslash($text);
+    }
+
+    /**
+     * Escapes trailing "\" in given text.
+     *
+     * @param string $text Text to escape
+     *
+     * @return string Escaped text
+     *
+     * @internal
+     */
+    public static function escapeTrailingBackslash($text)
+    {
         if ('\\' === substr($text, -1)) {
             $len = strlen($text);
             $text = rtrim($text, '\\');
@@ -194,7 +208,7 @@ class OutputFormatter implements OutputFormatterInterface
      *
      * @param string $string
      *
-     * @return OutputFormatterStyle|bool false if string is not format string
+     * @return OutputFormatterStyle|false false if string is not format string
      */
     private function createStyleFromString($string)
     {

vendor/symfony/console/Formatter/OutputFormatterStyleStack.php

@@ -104,7 +104,7 @@ class OutputFormatterStyleStack
     /**
      * @param OutputFormatterStyleInterface $emptyStyle
      *
-     * @return OutputFormatterStyleStack
+     * @return $this
      */
     public function setEmptyStyle(OutputFormatterStyleInterface $emptyStyle)
     {