fix: Prevent infinite recursion while expanding exports

src/griffe/loader.py

@@ -193,21 +193,25 @@ def resolve_aliases( # noqa: WPS231
  )
  return unresolved, iteration
 
- def expand_exports(self, module: Module) -> None:
+ def expand_exports(self, module: Module, seen: set | None = None) -> None:
  """Expand exports: try to recursively expand all module exports.
 
  Parameters:
  module: The module to recurse on.
+ seen: Used to avoid infinite recursion.
  """
+ seen = seen or set()
+ seen.add(module.path)
  if module.exports is None:
  return
  expanded = set()
  for export in module.exports:
  if isinstance(export, Name):
  module_path = export.full.rsplit(".", 1)[0] # remove trailing .__all__
  next_module = self.modules_collection[module_path]
- self.expand_exports(next_module)
- expanded |= next_module.exports
+ if next_module.path not in seen:
+ self.expand_exports(next_module, seen)
+ expanded |= next_module.exports
  else:
  expanded.add(export)
  module.exports = expanded