| Name | Lines of code | Maintainability | Test coverage |
| karma.conf.js | 31 | A 1 hr | |
| scripts/select-env.js | 32 | A 0 mins | |
| lib/exceptions.js | 33 | A 0 mins | |
| webpack-runtime.config.js | 35 | A 0 mins | |
| scripts/build-runtime.js | 36 | A 0 mins | |
| wallaby.config.js | 40 | A 1 hr | |
| lib/runtime-generator.js | 41 | A 2 hrs | |
| lib/loader.js | 62 | B 4 hrs | |
| lib/utils/mapped-list.js | 97 | A 2 hrs | |
| lib/plugin.js | 176 | A 3 hrs |