| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 27 of 48 | 44% | 1 of 2 | 50% | 4 | 5 | 1 | 4 | 3 | 4 |
| extendedTypeToCeylon$update(Tree.ExtendedType) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| extendedTypeToCeylon(Tree.ExtendedType) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| extendedTypeToCeylon_() | | 0% | n/a | 1 | 1 | 0 | 0 | 1 | 1 | |
| extendedTypeToCeylon(Tree.ExtendedType, Callable) | | 91% | | 50% | 1 | 2 | 0 | 3 | 0 | 1 |