diff --git a/core/modules/node/node.pages.inc b/core/modules/node/node.pages.inc
index 45ff09f..d6d49b4 100644
--- a/core/modules/node/node.pages.inc
+++ b/core/modules/node/node.pages.inc
@@ -181,7 +181,7 @@ function node_revision_overview($node) {
     '#type' => 'table',
     '#rows' => $rows,
     '#header' => $header,
-    '#attached' => array (
+    '#attached' => array(
       'css' => array(drupal_get_path('module', 'node') . '/css/node.admin.css'),
     ),
   );
diff --git a/core/modules/node/node.views.inc b/core/modules/node/node.views.inc
index 6e745dd..a624b1e 100644
--- a/core/modules/node/node.views.inc
+++ b/core/modules/node/node.views.inc
@@ -69,7 +69,7 @@ function node_views_data() {
       'group' => t('Content'),
       'id' => 'node',
       'link_to_node default' => TRUE,
-     ),
+    ),
     'sort' => array(
       'id' => 'standard',
     ),
@@ -550,7 +550,7 @@ function node_views_data() {
     'field' => array(
       'field' => 'title',
       'id' => 'node_revision',
-     ),
+    ),
     'sort' => array(
       'id' => 'standard',
     ),
diff --git a/core/modules/node/src/NodeViewBuilder.php b/core/modules/node/src/NodeViewBuilder.php
index 606ef36..e153e20 100644
--- a/core/modules/node/src/NodeViewBuilder.php
+++ b/core/modules/node/src/NodeViewBuilder.php
@@ -176,7 +176,7 @@ protected function alterBuild(array &$build, EntityInterface $entity, EntityView
     parent::alterBuild($build, $entity, $display, $view_mode, $langcode);
     if ($entity->id()) {
       $build['#contextual_links']['node'] = array(
-        'route_parameters' =>array('node' => $entity->id()),
+        'route_parameters' => array('node' => $entity->id()),
         'metadata' => array('changed' => $entity->getChangedTime()),
       );
     }
diff --git a/core/modules/node/src/Tests/NodeTitleTest.php b/core/modules/node/src/Tests/NodeTitleTest.php
index 9b503ff..46f84da 100644
--- a/core/modules/node/src/Tests/NodeTitleTest.php
+++ b/core/modules/node/src/Tests/NodeTitleTest.php
@@ -52,7 +52,7 @@ function testNodeTitle() {
     // Test <title> tag.
     $this->drupalGet('node/' . $node->id());
     $xpath = '//title';
-    $this->assertEqual(current($this->xpath($xpath)), $node->label() .' | Drupal', 'Page title is equal to node title.', 'Node');
+    $this->assertEqual(current($this->xpath($xpath)), $node->label() . ' | Drupal', 'Page title is equal to node title.', 'Node');
 
     // Test breadcrumb in comment preview.
     $this->drupalGet('comment/reply/node/' . $node->id() . '/comment');
diff --git a/core/modules/node/src/Tests/NodeViewLanguageTest.php b/core/modules/node/src/Tests/NodeViewLanguageTest.php
index f2bdf7f..a3ab731 100644
--- a/core/modules/node/src/Tests/NodeViewLanguageTest.php
+++ b/core/modules/node/src/Tests/NodeViewLanguageTest.php
@@ -46,7 +46,7 @@ public function testViewLanguage() {
     $node = $this->drupalCreateNode(array('langcode' => 'es'));
 
     $this->drupalGet($node->getSystemPath());
-    $this->assertText('Spanish','The language field is displayed properly.');
+    $this->assertText('Spanish', 'The language field is displayed properly.');
   }
 
 }
diff --git a/core/modules/node/src/Tests/Views/RevisionRelationships.php b/core/modules/node/src/Tests/Views/RevisionRelationships.php
index 4968048..ccef956 100644
--- a/core/modules/node/src/Tests/Views/RevisionRelationships.php
+++ b/core/modules/node/src/Tests/Views/RevisionRelationships.php
@@ -20,7 +20,7 @@ class RevisionRelationships extends ViewTestBase {
    *
    * @var array
    */
-  public static $modules = array('node' ,'node_test_views');
+  public static $modules = array('node', 'node_test_views');
 
   protected function setUp() {
     parent::setUp();