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Expand documentation of hidden nodes

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Owen Mansel-Chan
2023-11-09 10:37:21 +00:00
parent ab64d9a9d6
commit 5eaf682b77
1 changed files with 11 additions and 2 deletions
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docs/ql-libraries/dataflow/dataflow.md
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@@ -618,12 +618,21 @@ impact on performance for large databases.
### Hidden nodes
Certain synthetic nodes can be hidden to exclude them from occurring in path
explanations. This is done through the following predicate:
Certain synthetic nodes are hidden by default to prevent them from occurring in
path explanations. Which nodes are included in this is determined by the
following predicate:
```ql
predicate nodeIsHidden(Node n)
```
To include these nodes in path explanations, add the following to a
configuration:
```ql
predicate includeHiddenNodes() { any() }
```
### Unreachable nodes
Consider: