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Merge pull request #3223 from BekaValentine/python-objectapi-to-valueapi-iterreturnsnoniterator

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Python: ObjectAPI to ValueAPI: IterReturnsNonIterator
This commit is contained in:
Taus
2020-04-14 12:55:21 +02:00
committed by GitHub
parent d9a2429de8 7a586c97a4
commit 3e46604fa5
2 changed files with 7 additions and 15 deletions
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14
python/ql/src/Functions/IterReturnsNonIterator.ql
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@@ -12,18 +12,10 @@
import python
ClassObject return_type(FunctionObject f) {
exists(ControlFlowNode n, Return ret |
ret.getScope() = f.getFunction() and
ret.getValue() = n.getNode() and
n.refersTo(_, result, _)
)
}
from ClassObject iterable, FunctionObject iter, ClassObject iterator
from ClassValue iterable, FunctionValue iter, ClassValue iterator
where
iter = iterable.lookupAttribute("__iter__") and
iterator = return_type(iter) and
iter = iterable.lookup("__iter__") and
iterator = iter.getAnInferredReturnType() and
not iterator.isIterator()
select iterator,
"Class " + iterator.getName() +