Add stubs for comment field type (mglaman#784)

* Add stubs for comment field type

* Update stubs/Drupal/comment/Plugin/Field/FieldType/CommentItem.stub

---------

Co-authored-by: Matt Glaman <nmd.matt@gmail.com>

Author: ceesgeene

stubs/Drupal/comment/Plugin/Field/FieldType/CommentItem.stub

@@ -0,0 +1,17 @@
+<?php
+
+namespace Drupal\comment\Plugin\Field\FieldType;
+
+use Drupal\Core\Field\FieldItemBase;
+
+/**
+ * @property ?int $status
+ * @property ?int $cid
+ * @property ?int $last_comment_timestamp
+ * @property ?string $last_comment_name
+ * @property ?int $last_comment_uid
+ * @property ?int $comment_count
+ */
+class CommentItem extends FieldItemBase implements CommentItemInterface {
+
+}

stubs/Drupal/comment/Plugin/Field/FieldType/CommentItemInterface.stub

@@ -0,0 +1,6 @@
+<?php
+
+namespace Drupal\comment\Plugin\Field\FieldType;
+
+interface CommentItemInterface {
+}

tests/src/Type/data/field-types.php

@@ -2,6 +2,7 @@
 
 namespace DrupalEntityFields;
 
+use Drupal\comment\Plugin\Field\FieldType\CommentItem;
 use Drupal\Core\Field\Plugin\Field\FieldType\BooleanItem;
 use Drupal\Core\Field\Plugin\Field\FieldType\ChangedItem;
 use Drupal\Core\Field\Plugin\Field\FieldType\CreatedItem;
@@ -30,6 +31,16 @@
 
 $node = Node::create(['type' => 'page']);
 
+// CommentItem.
+$comment_field = $node->get('field_comment')->first();
+assert($comment_field instanceof CommentItem);
+assertType(CommentItem::class, $comment_field);
+assertType('int|null', $comment_field->status);
+assertType('int|null', $comment_field->cid);
+assertType('int|null', $comment_field->last_comment_timestamp);
+assertType('string|null', $comment_field->last_comment_name);
+assertType('int|null', $comment_field->comment_count);
+
 // LinkItem.
 $link_field = $node->get('field_link')->first();
 assert($link_field instanceof LinkItem);