| ⇢ | A | ProductClassComparator added | |
| ⇢ | A | ProductTypeCartAllocator added | |
| A | ↘ | B | CartService got worse |
| ⇢ | C | ProductController::addCart() added | |
| ⇢ | B | CartService::mergeAllCartItems() added | |
| ⇢ | B | ProductController::addFavorite() added | |
| ⇢ | B | ProductController::checkVisibility() added | |
| ⇢ | A | ProductTypeCartAllocator::allocate() added | |
| ⇢ | A | CartService::getCarts() added | |
| ⇢ | A | CartService::restoreCarts() added | |
| ⇢ | A | ProductClassComparator::compare() added | |
| ⇢ | A | CartService::setCartItemComparator() added | |
| A | ↘ | B | EccubeServiceProvider::register() got worse |
| A | ↘ | B | CartService::removeProduct() got worse |
| D | ↗ | B | ProductController::detail() improved |
| A | ↛ | AddCartType::__construct() removed |