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[ILibrary] make referenced_patterns more robust to cyclical dependencies

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jan 2026-03-08 20:01:00 -07:00
commit 9ee3c7ff89
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masque/library.py
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@ -186,9 +186,9 @@ class ILibraryView(Mapping[str, 'Pattern'], metaclass=ABCMeta):
# Perform recursive lookups, but only once for each name # Perform recursive lookups, but only once for each name
for target in targets - skip: for target in targets - skip:
assert target is not None assert target is not None
skip.add(target)
if target in self: if target in self:
targets |= self.referenced_patterns(target, skip=skip) targets |= self.referenced_patterns(target, skip=skip)
skip.add(target)
return targets return targets