Method fixup

mypy/server/astmerge.py:350–359

(self, node: SN)

    # Helpers

    def fixup(self, node: SN) -> SN:
        if node in self.replacements:
            new = self.replacements[node]
            if isinstance(node, TypeInfo) and isinstance(new, TypeInfo):
                # Special case: special_alias is not exposed in symbol tables, but may appear
                # in external types (e.g. named tuples), so we need to update it manually.
                replace_object_state(new.special_alias, node.special_alias)
            replace_object_state(new, node, skip_slots=_get_ignored_slots(new))
            return cast(SN, new)
        return node

    def fixup_and_reset_typeinfo(self, node: TypeInfo) -> TypeInfo:
        """Fix-up type info and reset subtype caches.