| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 6 of 93 | 93% | 1 of 6 | 83% | 2 | 9 | 1 | 18 | 1 | 6 |
| accept(ExpressionVisitor, Object) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| withChildren(List) | | 93% | | 50% | 1 | 2 | 0 | 2 | 0 | 1 |
| deriveSignatureFromChildren(FunctionSignature, List) | | 100% | | 100% | 0 | 2 | 0 | 7 | 0 | 1 |
| customSignature() | | 100% | | 100% | 0 | 2 | 0 | 4 | 0 | 1 |
| ArrayFlatten(Expression) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| ArrayFlatten(ScalarFunctionParams) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |