PS: Autoformat and silence 'unused paramter' warning.

Author: MathiasVP

powershell/ql/lib/semmle/code/powershell/dataflow/internal/DataFlowPrivate.qll

@@ -587,7 +587,8 @@ predicate localMustFlowStep(Node node1, Node node2) { none() }
 
 /** Gets the type of `n` used for type pruning. */
 DataFlowType getNodeType(Node n) {
-  result = TUnknownDataFlowType() // TODO
+  result = TUnknownDataFlowType() and // TODO
+  exists(n)
 }
 
 pragma[inline]

powershell/ql/lib/semmle/code/powershell/dataflow/internal/DataFlowPublic.qll

@@ -298,7 +298,7 @@ module BarrierGuard<guardChecksSig/3 guardChecks> {
 
 /**
  * A dataflow node that represents the creation of an object.
- * 
+ *
  * For example, `[Foo]::new()` or `New-Object Foo`.
  */
 class ObjectCreationNode extends Node {