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src/Illuminate/Auth/EloquentUserProvider.php

@@ -66,7 +66,7 @@ class EloquentUserProvider implements UserProvider
         $model = $model->where($model->getAuthIdentifierName(), $identifier)->first();
 
         if (! $model) {
-            return null;
+            return;
         }
 
         $rememberToken = $model->getRememberToken();

src/Illuminate/Database/Eloquent/Collection.php

@@ -105,7 +105,7 @@ class Collection extends BaseCollection implements QueueableCollection
      * @param  array  $path
      * @return void
      */
-    protected function loadMissingRelation(Collection $models, array $path)
+    protected function loadMissingRelation(self $models, array $path)
     {
         $relation = array_splice($path, 0, 1);
 

src/Illuminate/Http/Resources/ConditionallyLoadsAttributes.php

@@ -160,7 +160,7 @@ trait ConditionallyLoadsAttributes
         }
 
         if ($this->resource->{$relationship} === null) {
-            return null;
+            return;
         }
 
         return value($value);

src/Illuminate/Queue/DatabaseQueue.php

@@ -194,8 +194,6 @@ class DatabaseQueue extends Queue implements QueueContract
             if ($job = $this->getNextAvailableJob($queue)) {
                 return $this->marshalJob($queue, $job);
             }
-
-            return null;
         });
     }
 

tests/Integration/Database/EloquentCollectionLoadMissingTest.php

@@ -84,7 +84,7 @@ class Comment extends Model
 
     public function parent()
     {
-        return $this->belongsTo(Comment::class);
+        return $this->belongsTo(self::class);
     }
 
     public function revisions()

tests/Integration/Database/EloquentModelLoadMissingTest.php

@@ -53,7 +53,7 @@ class Comment extends Model
 
     public function parent()
     {
-        return $this->belongsTo(Comment::class);
+        return $this->belongsTo(self::class);
     }
 }
 

tests/Integration/Support/Fixtures/NullableManager.php

@@ -13,6 +13,5 @@ class NullableManager extends Manager
      */
     public function getDefaultDriver()
     {
-        return null;
     }
 }

tests/View/fixtures/section-exception-layout.php

@@ -1 +1 @@
-<?php echo $__env->yieldContent('content'); ?>
+<?php echo $__env->yieldContent('content');