hohn/codeql
1
0
Fork 0
mirror of https://github.com/github/codeql.git synced 2025-12-17 01:03:14 +01:00
Code Issues Packages Projects Releases Wiki Activity

DataFlow: Add uniqueParameterNodeAtPositionExclude

Browse Source
This commit is contained in:
Rasmus Wriedt Larsen
2023-01-17 12:17:25 +01:00
parent 2e4f4c64fe
commit 2b0a5fd5d1
8 changed files with 48 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
java/ql/lib/semmle/code/java/dataflow/internal/DataFlowImplConsistency.qll
View File

@@ -45,6 +45,11 @@ module Consistency {
) {
none()
}
/** Holds if `(c, pos, p)` should be excluded from the consistency test `uniqueParameterNodeAtPosition`. */
predicate uniqueParameterNodeAtPositionExclude(DataFlowCallable c, ParameterPosition pos, Node p) {
none()
}
}
private class RelevantNode extends Node {
@@ -246,6 +251,7 @@ module Consistency {
query predicate uniqueParameterNodeAtPosition(
DataFlowCallable c, ParameterPosition pos, Node p, string msg
) {
not any(ConsistencyConfiguration conf).uniqueParameterNodeAtPositionExclude(c, pos, p) and
isParameterNode(p, c, pos) and
not exists(unique(Node p0 | isParameterNode(p0, c, pos))) and
msg = "Parameters with overlapping positions."