Mercurial > public > mercurial-scm > hg-stable
comparison mercurial/dirstate.py @ 50195:8ba5028de859
dirstate: check that dirstate is clean at the initial context opening
More checking that we are not doing anything weird.
| author | Pierre-Yves David <pierre-yves.david@octobus.net> |
|---|---|
| date | Mon, 20 Feb 2023 16:57:10 +0100 |
| parents | 72ef6c4888da |
| children | 0be70c7b609c |
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| 50194:72ef6c4888da | 50195:8ba5028de859 |
|---|---|
| 233 D: try to take the w-lock (this will invalidate the changes if they were raced) | 233 D: try to take the w-lock (this will invalidate the changes if they were raced) |
| 234 E0: if dirstate changed on disk → discard change (done by dirstate internal) | 234 E0: if dirstate changed on disk → discard change (done by dirstate internal) |
| 235 E1: elif lock was acquired → write the changes | 235 E1: elif lock was acquired → write the changes |
| 236 E2: else → discard the changes | 236 E2: else → discard the changes |
| 237 """ | 237 """ |
| 238 is_changing = self.is_changing_any | |
| 239 has_tr = repo.currenttransaction is not None | |
| 240 nested = bool(self._running_status) | |
| 241 | |
| 242 first_and_alone = not (is_changing or has_tr or nested) | |
| 243 | |
| 244 # enforce no change happened outside of a proper context. | |
| 245 if first_and_alone and self._dirty: | |
| 246 has_tr = repo.currenttransaction() is not None | |
| 247 if not has_tr and self._changing_level == 0 and self._dirty: | |
| 248 msg = "entering a status context, but dirstate is already dirty" | |
| 249 raise error.ProgrammingError(msg) | |
| 250 | |
| 238 self._running_status += 1 | 251 self._running_status += 1 |
| 239 try: | 252 try: |
| 240 yield | 253 yield |
| 241 except Exception: | 254 except Exception: |
| 242 self.invalidate() | 255 self.invalidate() |