| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 40 of 105 | 61% | 8 of 20 | 60% | 8 | 17 | 5 | 18 | 2 | 7 |
| toString() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| makeNonStrict() | | 0% | | 0% | 2 | 2 | 2 | 2 | 1 | 1 |
| enablesExplicitly(DiagnosticGroup) | | 60% | | 33% | 3 | 4 | 1 | 3 | 0 | 1 |
| enables(DiagnosticGroup) | | 92% | | 83% | 1 | 4 | 1 | 6 | 0 | 1 |
| disables(DiagnosticGroup) | | 84% | | 75% | 1 | 3 | 0 | 1 | 0 | 1 |
| level(JSError) | | 100% | | 100% | 0 | 2 | 0 | 1 | 0 | 1 |
| DiagnosticGroupWarningsGuard(DiagnosticGroup, CheckLevel) | | 100% | n/a | 0 | 1 | 0 | 4 | 0 | 1 |