diff --git a/core/includes/batch.inc b/core/includes/batch.inc
index f84c01b..130a73d 100644
--- a/core/includes/batch.inc
+++ b/core/includes/batch.inc
@@ -118,7 +118,6 @@ function _batch_progress_page() {
   }
   else {
     // This is one of the later requests; do some processing first.
-
     // Error handling: if PHP dies due to a fatal error (e.g. a nonexistent
     // function), it will output whatever is in the output buffer, followed by
     // the error message.
@@ -289,7 +288,6 @@ function _batch_process() {
 
   if ($batch['progressive']) {
     // Gather progress information.
-
     // Reporting 100% progress will cause the whole batch to be considered
     // processed. If processing was paused right after moving to a new set,
     // we have to use the info from the new (unprocessed) set.
diff --git a/core/includes/errors.inc b/core/includes/errors.inc
index e3ad1c8..7ddd161 100644
--- a/core/includes/errors.inc
+++ b/core/includes/errors.inc
@@ -229,7 +229,6 @@ function _drupal_log_error($error, $fatal = FALSE) {
 
       if ($error_level != ERROR_REPORTING_DISPLAY_VERBOSE) {
         // Without verbose logging, use a simple message.
-
         // We call SafeMarkup::format() directly here, rather than use t() since
         // we are in the middle of error handling, and we don't want t() to
         // cause further errors.
@@ -237,7 +236,6 @@ function _drupal_log_error($error, $fatal = FALSE) {
       }
       else {
         // With verbose logging, we will also include a backtrace.
-
         // First trace is the error itself, already contained in the message.
         // While the second trace is the error source and also contained in the
         // message, the message doesn't contain argument values, so we output it
diff --git a/core/includes/file.inc b/core/includes/file.inc
index 0dcd141..1d4699a 100644
--- a/core/includes/file.inc
+++ b/core/includes/file.inc
@@ -92,7 +92,6 @@ function file_stream_wrapper_valid_scheme($scheme) {
   return \Drupal::service('file_system')->validScheme($scheme);
 }
 
-
 /**
  * Returns the part of a URI after the schema.
  *
@@ -426,7 +425,7 @@ function file_valid_uri($uri) {
  *   will rename the file until the $destination is unique.
  * - Works around a PHP bug where copy() does not properly support streams if
  *   safe_mode or open_basedir are enabled.
- *   @see https://bugs.php.net/bug.php?id=60456
+ * @see https://bugs.php.net/bug.php?id=60456
  *
  * @param $source
  *   A string specifying the filepath or URI of the source file.
@@ -516,7 +515,6 @@ function file_unmanaged_prepare($source, &$destination = NULL, $replace = FILE_E
     $destination = file_build_uri(drupal_basename($source));
   }
 
-
   // Prepare the destination directory.
   if (file_prepare_directory($destination)) {
     // The destination is already a directory, so append the source basename.
@@ -611,7 +609,7 @@ function file_destination($destination, $replace) {
  *   replace the file or rename the file based on the $replace parameter.
  * - Works around a PHP bug where rename() does not properly support streams if
  *   safe_mode or open_basedir are enabled.
- *   @see https://bugs.php.net/bug.php?id=60456
+ * @see https://bugs.php.net/bug.php?id=60456
  *
  * @param $source
  *   A string specifying the filepath or URI of the source file.
@@ -912,8 +910,6 @@ function file_unmanaged_delete_recursive($path, $callback = NULL) {
   return file_unmanaged_delete($path);
 }
 
-
-
 /**
  * Moves an uploaded file to a new location.
  *
@@ -1019,7 +1015,7 @@ function file_scan_directory($dir, $mask, $options = array(), $depth = 0) {
   // performance boost.
   if (!isset($options['nomask'])) {
     $ignore_directories = Settings::get('file_scan_ignore_directories', []);
-    array_walk($ignore_directories, function(&$value) {
+    array_walk($ignore_directories, function (&$value) {
       $value = preg_quote($value, '/');
     });
     $default_nomask = '/^' . implode('|', $ignore_directories) . '$/';
diff --git a/core/includes/install.inc b/core/includes/install.inc
index 3a9c2bc..cc23693 100644
--- a/core/includes/install.inc
+++ b/core/includes/install.inc
@@ -261,6 +261,7 @@ function drupal_rewrite_settings($settings = array(), $settings_file = NULL) {
               $state = 'candidate_left';
             }
             break;
+
           case 'candidate_left':
             if ($value == '[') {
               $state = 'array_index';
@@ -269,6 +270,7 @@ function drupal_rewrite_settings($settings = array(), $settings_file = NULL) {
               $state = 'candidate_right';
             }
             break;
+
           case 'array_index':
             if (_drupal_rewrite_settings_is_array_index($type, $value)) {
               $index = trim($value, '\'"');
@@ -279,6 +281,7 @@ function drupal_rewrite_settings($settings = array(), $settings_file = NULL) {
               throw new Exception('invalid array index');
             }
             break;
+
           case 'right_bracket':
             if ($value == ']') {
               if (isset($current[$index])) {
@@ -297,6 +300,7 @@ function drupal_rewrite_settings($settings = array(), $settings_file = NULL) {
               throw new Exception('] expected');
             }
             break;
+
           case 'candidate_right':
             if (_drupal_rewrite_settings_is_simple($type, $value)) {
               $value = _drupal_rewrite_settings_dump_one($current);
@@ -309,11 +313,13 @@ function drupal_rewrite_settings($settings = array(), $settings_file = NULL) {
               $state = 'wait_for_semicolon';
             }
             break;
+
           case 'wait_for_semicolon':
             if ($value == ';') {
               $state = 'default';
             }
             break;
+
           case 'semicolon_skip':
             if ($value == ';') {
               $value = '';
@@ -379,7 +385,6 @@ function _drupal_rewrite_settings_is_simple($type, $value) {
   return $is_integer || $is_float || $is_string || $is_boolean_or_null;
 }
 
-
 /**
  * Helper for drupal_rewrite_settings().
  *
@@ -450,7 +455,6 @@ function _drupal_rewrite_settings_dump($variable, $variable_name) {
   return $return;
 }
 
-
 /**
  * Helper for drupal_rewrite_settings().
  *
@@ -677,31 +681,37 @@ function drupal_verify_install_file($file, $mask = NULL, $type = 'file') {
               }
             }
             break;
+
           case FILE_READABLE:
             if (!is_readable($file) && !drupal_install_fix_file($file, $mask)) {
               $return = FALSE;
             }
             break;
+
           case FILE_WRITABLE:
             if (!is_writable($file) && !drupal_install_fix_file($file, $mask)) {
               $return = FALSE;
             }
             break;
+
           case FILE_EXECUTABLE:
             if (!is_executable($file) && !drupal_install_fix_file($file, $mask)) {
               $return = FALSE;
             }
             break;
+
           case FILE_NOT_READABLE:
             if (is_readable($file) && !drupal_install_fix_file($file, $mask)) {
               $return = FALSE;
             }
             break;
+
           case FILE_NOT_WRITABLE:
             if (is_writable($file) && !drupal_install_fix_file($file, $mask)) {
               $return = FALSE;
             }
             break;
+
           case FILE_NOT_EXECUTABLE:
             if (is_executable($file) && !drupal_install_fix_file($file, $mask)) {
               $return = FALSE;
@@ -736,9 +746,11 @@ function drupal_install_mkdir($file, $mask, $message = TRUE) {
         case FILE_READABLE:
           $mod |= 0444;
           break;
+
         case FILE_WRITABLE:
           $mod |= 0222;
           break;
+
         case FILE_EXECUTABLE:
           $mod |= 0111;
           break;
@@ -797,26 +809,31 @@ function drupal_install_fix_file($file, $mask, $message = TRUE) {
             $mod |= 0444;
           }
           break;
+
         case FILE_WRITABLE:
           if (!is_writable($file)) {
             $mod |= 0222;
           }
           break;
+
         case FILE_EXECUTABLE:
           if (!is_executable($file)) {
             $mod |= 0111;
           }
           break;
+
         case FILE_NOT_READABLE:
           if (is_readable($file)) {
             $mod &= ~0444;
           }
           break;
+
         case FILE_NOT_WRITABLE:
           if (is_writable($file)) {
             $mod &= ~0222;
           }
           break;
+
         case FILE_NOT_EXECUTABLE:
           if (is_executable($file)) {
             $mod &= ~0111;
diff --git a/core/includes/menu.inc b/core/includes/menu.inc
index 9dbbc20..289fb5e 100644
--- a/core/includes/menu.inc
+++ b/core/includes/menu.inc
@@ -13,7 +13,6 @@
 use Drupal\Component\Utility\SafeMarkup;
 use Drupal\Core\Render\Element;
 
-
 /**
  * Prepares variables for single local task link templates.
  *
diff --git a/core/includes/pager.inc b/core/includes/pager.inc
index 6b6bbb7..dfbc92b 100644
--- a/core/includes/pager.inc
+++ b/core/includes/pager.inc
@@ -199,7 +199,6 @@ function template_preprocess_pager(&$variables) {
   // max is the maximum page number.
   $pager_max = $pager_total[$element];
   // End of marker calculations.
-
   // Prepare for generation loop.
   $i = $pager_first;
   if ($pager_last > $pager_max) {
@@ -213,7 +212,6 @@ function template_preprocess_pager(&$variables) {
     $i = 1;
   }
   // End of generation loop preparation.
-
   // Create the "first" and "previous" links if we are not on the first page.
   if ($pager_page_array[$element] > 0) {
     $items['first'] = array();
diff --git a/core/includes/theme.inc b/core/includes/theme.inc
index 1cfa8a3..69fc883 100644
--- a/core/includes/theme.inc
+++ b/core/includes/theme.inc
@@ -446,7 +446,6 @@ function theme_render_and_autoescape($arg) {
 
   // This is a normal render array, which is safe by definition, with special
   // simple cases already handled.
-
   // Early return if this element was pre-rendered (no need to re-render).
   if (isset($arg['#printed']) && $arg['#printed'] == TRUE && isset($arg['#markup']) && strlen($arg['#markup']) > 0) {
     return (string) $arg['#markup'];