CodeQL library for JavaScript
codeql/javascript-all 0.6.1 ( changelog , source )
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Predicate TaintTracking :: isTypeofGuard

Holds if test is a guard that checks if operand is typeof tag.

See TypeOfUndefinedSanitizer for example usage.

Import path

import javascript
predicate isTypeofGuard ( EqualityTest test , Expr operand , TypeofTag tag )