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14 changes: 11 additions & 3 deletions sqlmesh/dbt/loader.py
Original file line number Diff line number Diff line change
Expand Up @@ -293,17 +293,25 @@ def _load_environment_statements(self, macros: MacroRegistry) -> t.List[Environm
)
]

def _compute_yaml_max_mtime_per_subfolder(self, root: Path) -> t.Dict[Path, float]:
if not root.is_dir():
def _compute_yaml_max_mtime_per_subfolder(
self, root: Path, visited: t.Optional[t.Set[Path]] = None
) -> t.Dict[Path, float]:
root = root.resolve()
visited = visited or set()
if not root.is_dir() or root in visited:
return {}

visited.add(root)

result = {}
max_mtime: t.Optional[float] = None

for nested in root.iterdir():
try:
if nested.is_dir():
result.update(self._compute_yaml_max_mtime_per_subfolder(nested))
result.update(
self._compute_yaml_max_mtime_per_subfolder(nested, visited=visited)
)
elif nested.suffix.lower() in (".yaml", ".yml"):
yaml_mtime = self._path_mtimes.get(nested)
if yaml_mtime:
Expand Down