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JS: Move identityFunctionStep back into CachedSteps module

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Asger F
2025-11-19 13:47:30 +01:00
parent 8fef60464e
commit efa438a352
1 changed files with 13 additions and 13 deletions
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26
javascript/ql/lib/semmle/javascript/dataflow/internal/FlowSteps.qll
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@@ -520,23 +520,23 @@ private module CachedSteps {
predicate receiverPropWrite(Function f, string prop, DataFlow::Node rhs) { predicate receiverPropWrite(Function f, string prop, DataFlow::Node rhs) {
DataFlow::thisNode(f).hasPropertyWrite(prop, rhs) DataFlow::thisNode(f).hasPropertyWrite(prop, rhs)
} }
/**
* Holds if there is a step from `pred` to `succ` through a call to an identity function.
*/
overlay[local]
cached
predicate identityFunctionStep(DataFlow::Node pred, DataFlow::CallNode succ) {
exists(DataFlow::GlobalVarRefNode global |
global.getName() = "Object" and
succ.(DataFlow::MethodCallNode).calls(global, ["freeze", "seal"]) and
pred = succ.getArgument(0)
)
}
} }
import CachedSteps import CachedSteps
/**
* Holds if there is a step from `pred` to `succ` through a call to an identity function.
*/
overlay[local]
cached
predicate identityFunctionStep(DataFlow::Node pred, DataFlow::CallNode succ) {
exists(DataFlow::GlobalVarRefNode global |
global.getName() = "Object" and
succ.(DataFlow::MethodCallNode).calls(global, ["freeze", "seal"]) and
pred = succ.getArgument(0)
)
}
/** /**
* A utility class that is equivalent to `boolean` but does not require type joining. * A utility class that is equivalent to `boolean` but does not require type joining.
*/ */