diff --git a/core/modules/views/src/Plugin/views/join/FieldOrLanguageJoin.php b/core/modules/views/src/Plugin/views/join/FieldOrLanguageJoin.php
index f679b52..fc4e07b 100644
--- a/core/modules/views/src/Plugin/views/join/FieldOrLanguageJoin.php
+++ b/core/modules/views/src/Plugin/views/join/FieldOrLanguageJoin.php
@@ -23,17 +23,16 @@ class FieldOrLanguageJoin extends JoinPluginBase {
    */
   protected function joinAddExtra(&$arguments, &$condition, $table, SelectInterface $select_query, $left_table = NULL) {
     if (is_array($this->extra)) {
-      $extras = array();
+      $extras = [];
       foreach ($this->extra as $extra) {
         $extras[] = $this->buildExtra($extra, $arguments, $table, $select_query, $left_table);
       }
 
       if ($extras) {
-
         // Remove and store the langcode OR bundle join condition extra.
         $language_bundle_conditions = [];
         foreach ($extras as $key => &$extra) {
-          if (strpos($extra, '.langcode') !== FALSE || strpos($extra, '.bundle') !== FALSE ) {
+          if (strpos($extra, '.langcode') !== FALSE || strpos($extra, '.bundle') !== FALSE) {
             $language_bundle_conditions[] = $extra;
             unset($extras[$key]);
           }
diff --git a/core/modules/views/src/Plugin/views/join/JoinPluginBase.php b/core/modules/views/src/Plugin/views/join/JoinPluginBase.php
index fdcc37f..25fc259 100644
--- a/core/modules/views/src/Plugin/views/join/JoinPluginBase.php
+++ b/core/modules/views/src/Plugin/views/join/JoinPluginBase.php
@@ -280,16 +280,12 @@ public function buildJoin($select_query, $table, $view_query) {
    *
    * @param $arguments
    *   Array of query arguments.
-   *
    * @param $condition
    *   The condition to be built.
-   *
    * @param $table
    *   The right table.
-   *
    * @param $select_query
    *   The current select query being built.
-   *
    * @param $left_table
    *   The left table.
    */
@@ -319,16 +315,12 @@ protected function joinAddExtra(&$arguments, &$condition, $table, SelectInterfac
    *
    * @param $extra
    *   The extra information
-   *
    * @param $arguments
    *   Array of query arguments.
-   *
    * @param $table
    *   The right table.
-   *
    * @param $select_query
    *   The current select query being built.
-   *
    * @param $left_table
    *   The left table.
    *
@@ -340,15 +332,15 @@ protected function buildExtra($extra, &$arguments, $table, SelectInterface $sele
     $extra += array(
       'value' => NULL,
     );
-    // Figure out the table name. Remember, only use aliases provided
-    // if at all possible.
+    // Figure out the table name. Remember, only use aliases provided if at all
+    // possible.
     $join_table = '';
     if (!array_key_exists('table', $extra)) {
       $join_table = $table['alias'] . '.';
     }
     elseif (isset($extra['table'])) {
-      // If we're aware of a table alias for this table, use the table
-      // alias instead of the table name.
+      // If we are aware of a table alias for this table, use the table alias
+      // instead of the table name.
       if (isset($left_table) && $left_table['table'] == $extra['table']) {
         $join_table = $left_table['alias'] . '.';
       }
@@ -357,8 +349,8 @@ protected function buildExtra($extra, &$arguments, $table, SelectInterface $sele
       }
     }
 
-    // Convert a single-valued array of values to the single-value case,
-    // and transform from IN() notation to = notation
+    // Convert a single-valued array of values to the single-value case, and
+    // transform from IN() notation to = notation.
     if (is_array($extra['value']) && count($extra['value']) == 1) {
       if (empty($extra['operator'])) {
         $operator = '=';
@@ -370,8 +362,8 @@ protected function buildExtra($extra, &$arguments, $table, SelectInterface $sele
     }
 
     if (is_array($extra['value'])) {
-      // With an array of values, we need multiple placeholders and the
-      // 'IN' operator is implicit.
+      // With an array of values, we need multiple placeholders and the 'IN'
+      // operator is implicit.
       $local_arguments = array();
       foreach ($extra['value'] as $value) {
         $placeholder_i = ':views_join_condition_' . $select_query->nextPlaceholder();
@@ -387,12 +379,12 @@ protected function buildExtra($extra, &$arguments, $table, SelectInterface $sele
       $operator = !empty($extra['operator']) ? $extra['operator'] : '=';
       $placeholder = ':views_join_condition_' . $select_query->nextPlaceholder();
     }
-    // Set 'field' as join table field if available or set 'left field' as
-    // join table field is not set.
+    // Set 'field' as join table field if available or set 'left field' as join
+    // table field is not set.
     if (isset($extra['field'])) {
       $join_table_field = "$join_table$extra[field]";
-      // Allow the value to be set either with the 'value' element or
-      // with 'left_field'.
+      // Allow the value to be set either with the 'value' element or with
+      // 'left_field'.
       if (isset($extra['left_field'])) {
         $placeholder = "$left_table[alias].$extra[left_field]";
       }
diff --git a/core/modules/views/src/Tests/FieldApiDataTest.php b/core/modules/views/src/Tests/FieldApiDataTest.php
index bb77661..053a789 100644
--- a/core/modules/views/src/Tests/FieldApiDataTest.php
+++ b/core/modules/views/src/Tests/FieldApiDataTest.php
@@ -125,7 +125,7 @@ protected function setUp() {
     ]);
     $field->save();
 
-    // Create some example content
+    // Create some example content.
     ConfigurableLanguage::create([
       'id' => 'es',
     ])->save();