| Name | Lines of code | Maintainability | Test coverage |
| src/util/camelcase.js | 7 | A 0 mins | A 100% |
| src/util/oneOfMessage.js | 4 | A 0 mins | A 100% |
| src/util/productUrl.js | 20 | A 0 mins | A 100% |
| src/util/request.js | 39 | A 0 mins | C 74% |
| src/util/symmetric-stream.js | 24 | A 35 mins | D 62% |