[5.0] Eloquent belongsToMany chunk

src/Illuminate/Database/Eloquent/Relations/BelongsToMany.php

@@ -186,6 +186,25 @@ public function paginate($perPage = null, $columns = array('*'))
 		return $paginator;
 	}
 
+	/**
+	 * Chunk the results of the query.
+	 *
+	 * @param  int  $count
+	 * @param  callable  $callback
+	 * @return void
+	 */
+	public function chunk($count, callable $callback)
+	{
+		$this->query->addSelect($this->getSelectColumns());
+
+		$this->query->chunk($count, function($results) use ($callback)
+		{
+			$this->hydratePivotRelation($results->all());
+
+			call_user_func($callback, $results);
+		});
+	}
+
 	/**
 	 * Hydrate the pivot table relationship on the models.
 	 *

tests/Database/DatabaseEloquentIntegrationTest.php

@@ -266,6 +266,20 @@ public function testHasOnSelfReferencingBelongsToManyRelationship()
 	}
 
 
+	public function testBelongsToManyRelationshipModelsAreProperlyHydratedOverChunkedRequest()
+	{
+		$user = EloquentTestUser::create(['email' => '[email protected]']);
+		$friend = $user->friends()->create(['email' => '[email protected]']);
+
+		EloquentTestUser::first()->friends()->chunk(2, function($friends) use ($user, $friend){
+			$this->assertEquals(1, count($friends));
+			$this->assertEquals('[email protected]', $friends->first()->email);
+			$this->assertEquals($user->id, $friends->first()->pivot->user_id);
+			$this->assertEquals($friend->id, $friends->first()->pivot->friend_id);
+		});
+	}
+
+
 	public function testBasicHasManyEagerLoading()
 	{
 		$user = EloquentTestUser::create(['email' => '[email protected]']);