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Code Issues Releases Wiki Activity

Reorder SnapshotProvider methods in accordance with Uncle Bob

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This commit is contained in:
Kristóf Tóth 2018-07-19 11:37:51 +02:00
parent c6d3b8ad21
commit d8ac0dc311
1 changed files with 36 additions and 36 deletions
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72
lib/tfw/components/snapshot_provider.py
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@ -31,6 +31,28 @@ class SnapshotProvider:
if self._head_detached: if self._head_detached:
raise EnvironmentError(f'{self.__class__.__name__} cannot init from detached HEAD state!') raise EnvironmentError(f'{self.__class__.__name__} cannot init from detached HEAD state!')
@property
def _head_detached(self):
return self._branch == 'HEAD'
@property
def _branch(self):
return self._get_stdout((
'git', 'rev-parse',
'--abbrev-ref', 'HEAD'
))
def _get_stdout(self, *args, **kwargs):
kwargs['capture_output'] = True
stdout_bytes = self._run(*args, **kwargs).stdout
return stdout_bytes.decode().rstrip('\n')
def _run(self, *args, **kwargs):
kwargs['check'] = True
if 'env' not in kwargs:
kwargs['env'] = self.gitenv
return run(*args, **kwargs)
def _init_repo_if_needed(self): def _init_repo_if_needed(self):
if not self._repo_is_initialized(): if not self._repo_is_initialized():
self._run(('git', 'init')) self._run(('git', 'init'))
@ -68,13 +90,6 @@ class SnapshotProvider:
commit = self._get_commit_from_timestamp(date) commit = self._get_commit_from_timestamp(date)
self._checkout(commit) self._checkout(commit)
def _checkout(self, what):
self._run((
'git', 'checkout',
what
))
self._update_last_valid_branch()
def _get_commit_from_timestamp(self, date): def _get_commit_from_timestamp(self, date):
return self._get_stdout(( return self._get_stdout((
'git', 'rev-list', 'git', 'rev-list',
@ -84,16 +99,21 @@ class SnapshotProvider:
self._last_valid_branch self._last_valid_branch
)) ))
def _get_stdout(self, *args, **kwargs): @property
kwargs['capture_output'] = True def _last_valid_branch(self):
stdout_bytes = self._run(*args, **kwargs).stdout self._update_last_valid_branch()
return stdout_bytes.decode().rstrip('\n') return self.__last_valid_branch
def _run(self, *args, **kwargs): def _update_last_valid_branch(self):
kwargs['check'] = True if not self._head_detached:
if 'env' not in kwargs: self.__last_valid_branch = self._branch
kwargs['env'] = self.gitenv
return run(*args, **kwargs) def _checkout(self, what):
self._run((
'git', 'checkout',
what
))
self._update_last_valid_branch()
@property @property
def all_timelines(self): def all_timelines(self):
@ -109,26 +129,6 @@ class SnapshotProvider:
def timeline(self): def timeline(self):
return self._branch return self._branch
@property
def _branch(self):
return self._get_stdout((
'git', 'rev-parse',
'--abbrev-ref', 'HEAD'
))
@property
def _last_valid_branch(self):
self._update_last_valid_branch()
return self.__last_valid_branch
def _update_last_valid_branch(self):
if not self._head_detached:
self.__last_valid_branch = self._branch
@property
def _head_detached(self):
return self._branch == 'HEAD'
@timeline.setter @timeline.setter
def timeline(self, value): def timeline(self, value):
self._checkout(value) self._checkout(value)