PS: Force lower casing on method edges.

MathiasVP · MathiasVP · commit 22bdcf0af20e · 2025-04-03T20:33:04.000+01:00
diff --git a/powershell/ql/lib/semmle/code/powershell/ApiGraphs.qll b/powershell/ql/lib/semmle/code/powershell/ApiGraphs.qll
@@ -543,7 +543,9 @@ module API {
 
     cached
     predicate methodEdge(Node pred, string name, Node succ) {
-      exists(DataFlow::CallNode call | succ = MkMethodAccessNode(call) and name = call.getName() |
+      exists(DataFlow::CallNode call |
+        succ = MkMethodAccessNode(call) and name = call.getName().toLowerCase()
+      |
         pred = getForwardEndNode(getALocalSourceStrict(call.getQualifier()))
       )
     }

Original file line number	Diff line number	Diff line change
`@@ -543,7 +543,9 @@ module API {`
`543`	`543`
`544`	`544`	`cached`
`545`	`545`	`predicate methodEdge(Node pred, string name, Node succ) {`
`546`		`- exists(DataFlow::CallNode call \| succ = MkMethodAccessNode(call) and name = call.getName() \|`
	`546`	`+ exists(DataFlow::CallNode call \|`
	`547`	`+ succ = MkMethodAccessNode(call) and name = call.getName().toLowerCase()`
	`548`	`+ \|`
`547`	`549`	`pred = getForwardEndNode(getALocalSourceStrict(call.getQualifier()))`
`548`	`550`	`)`
`549`	`551`	`}`