| Name | Lines of code | Maintainability | Test coverage |
| js-given/src/test-runners.js | 32 | A 0 mins | |
| js-given/src/State.js | 37 | A 2 hrs | |
| js-given/src/stage-metadata-store.js | 42 | A 0 mins | |
| js-given/src/tags.js | 50 | A 0 mins | |
| scripts/prettier.js | 67 | A 0 mins | |
| js-given/src/parametrized-scenarios.js | 118 | A 0 mins | |
| js-given/src/parameter-formatting.js | 162 | A 2 hrs | |
| js-given/src/generateJGivenReport.js | 169 | A 0 mins | |
| js-given/src/life-cycle.js | 169 | C 1 day | |
| js-given/src/reports.js | 201 | A 3 hrs | |
| js-given/src/scenarios.js | 521 | F 3 days |