| Class | Rating | Complexity | Lines of code |
|---|---|---|---|
| FastCourier\FastCourierUpdateQuotes | 112 | 387 | |
| FastCourier\FastCourierOrders | 96 | 465 | |
| FastCourier\FastCourierManagePackages | 84 | 336 | |
| FastCourier\FastCourierVerifyToken | 51 | 220 | |
| FastCourier\FastCourierProducts | 48 | 223 | |
| FastCourier\FastCourierLocation | 36 | 176 | |
| FastCourier\FastCourierMenuPage | 35 | 157 | |
| FastCourier\FastCourierCart | 24 | 87 | |
| FastCourier\FCMerchantAuth | 23 | 138 | |
| FastCourier\FastCourierBatches | 16 | 75 | |
| FastCourier\FastCourierRequests | 12 | 59 | |
| FastCourier\Menu | 11 | 157 |