52 IS_REVERT = re.compile(r'This reverts commit ([0-9a-f]{40})')
87     """Commit the .pick_status.json file."""
103             'git', 'commit', *cmd,
114 class Commit:  class
133     def from_json(cls, data: 'CommitDict') -> 'Commit':
249 async def resolve_nomination(commit: 'Commit', version: str) -> 'Commit':  argument
252             'git', 'log', '--format=%B', '-1', commit.sha,
257         assert p.returncode == 0, f'git log for {commit.sha} failed'
265         # check to see if this fixes another staged commit.
267             commit.because_sha = fixed = await full_sha(m.group(1))
271             commit.nomination_type = NominationType.FIXES
273                 commit.nominated = True
274                 return commit
279             commit.nominated = True
280             commit.nomination_type = NominationType.CC
281             return commit
287             commit.because_sha = reverted = await full_sha(m.group(1))
291             commit.nomination_type = NominationType.REVERT
293                 commit.nominated = True
294                 return commit
296     return commit
299 async def resolve_fixes(commits: typing.List['Commit'], previous: typing.List['Commit']) -> None:  argument
300     """Determine if any of the undecided commits fix/revert a staged commit.
302     The are still needed if they apply to a commit that is staged for
305     This must be done in order, because a commit 3 might fix commit 2 which
306     fixes commit 1.
311     for commit in reversed(commits):
312         if not commit.nominated and commit.nomination_type is NominationType.FIXES:
313             commit.nominated = commit.because_sha in shas
315         if commit.nominated:
316             shas.add(commit.sha)
318     for commit in commits:
319         if (commit.nomination_type is NominationType.REVERT and
320                 commit.because_sha in shas):
322                 if oldc.sha == commit.because_sha:
323                     # In this case a commit that hasn't yet been applied is
324                     # reverted, we don't want to apply that commit at all
327                     commit.nominated = False
328                     commit.resolution = Resolution.DENOMINATED
329                     shas.remove(commit.because_sha)
333 async def gather_commits(version: str, previous: typing.List['Commit'],  argument
334                          new: typing.List[typing.Tuple[str, str]], cb) -> typing.List['Commit']:
340     m_commits: typing.List[typing.Optional['Commit']] = [None] * len(new)
343     async def inner(commit: 'Commit', version: str,  argument
344                     commits: typing.List[typing.Optional['Commit']],  argument
346         commits[index] = await resolve_nomination(commit, version)
351             inner(Commit(sha, desc), version, m_commits, i, cb)))
355     commits = typing.cast(typing.List[Commit], m_commits)
359     for commit in commits:
360         if commit.resolution is Resolution.UNRESOLVED and not commit.nominated:
361             commit.resolution = Resolution.NOTNEEDED
366 def load() -> typing.List['Commit']:
371         return [Commit.from_json(c) for c in raw]
374 def save(commits: typing.Iterable['Commit']) -> None:  argument