| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 9 of 354 | 97% | 7 of 40 | 82% | 6 | 48 | 0 | 69 | 0 | 28 | 0 | 6 |
| Stringify.PropertyValue | | 91% | | 68% | 4 | 10 | 0 | 11 | 0 | 2 | 0 | 1 |
| TaggedNumber | | 85% | | 50% | 1 | 3 | 0 | 2 | 0 | 2 | 0 | 1 |
| Stringify | | 100% | | 95% | 1 | 27 | 0 | 43 | 0 | 17 | 0 | 1 |
| Stringify.Property | | 100% | n/a | 0 | 3 | 0 | 5 | 0 | 3 | 0 | 1 | |
| Symbol | | 100% | n/a | 0 | 3 | 0 | 5 | 0 | 3 | 0 | 1 | |
| Stringifyable | | 100% | | 100% | 0 | 2 | 0 | 3 | 0 | 1 | 0 | 1 |