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support git worktrees

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This commit is contained in:
Alan Hamlett 2018-04-25 10:07:57 -07:00
parent 68d846314c
commit 9afda875cb
8 changed files with 77 additions and 35 deletions
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1
tests/samples/projects/git-worktree/dot_git Normal file
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@ -0,0 +1 @@
gitdir: ../git/.git/worktrees/git-worktree

0
tests/samples/projects/git-worktree/emptyfile.txt Normal file
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1
tests/samples/projects/git/dot_git/worktrees/git-worktree/HEAD Normal file
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@ -0,0 +1 @@
ref: refs/heads/worktree-detection-branch

1
tests/samples/projects/git/dot_git/worktrees/git-worktree/ORIG_HEAD Normal file
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@ -0,0 +1 @@
68d846314cd2c2fd51502924a7b644d6cf3d8904

1
tests/samples/projects/git/dot_git/worktrees/git-worktree/commondir Normal file
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@ -0,0 +1 @@
../..

1
tests/samples/projects/git/dot_git/worktrees/git-worktree/gitdir Normal file
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@ -0,0 +1 @@
../../../../git-worktree/.git

25
tests/test_project.py
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@ -452,8 +452,23 @@ class ProjectTestCase(TestCase):
expected = 'WakaTime WARNING Regex error (unbalanced parenthesis at position 15) for disable git submodules pattern: \\(invalid regex)'
self.assertEquals(expected, actual)
def test_git_worktree_detected(self):
tempdir = tempfile.mkdtemp()
shutil.copytree('tests/samples/projects/git-worktree', os.path.join(tempdir, 'git-wt'))
shutil.copytree('tests/samples/projects/git', os.path.join(tempdir, 'git'))
shutil.move(os.path.join(tempdir, 'git-wt', 'dot_git'), os.path.join(tempdir, 'git-wt', '.git'))
shutil.move(os.path.join(tempdir, 'git', 'dot_git'), os.path.join(tempdir, 'git', '.git'))
entity = os.path.join(tempdir, 'git-wt', 'emptyfile.txt')
self.shared(
expected_project='git',
expected_branch='worktree-detection-branch',
entity=entity,
)
@log_capture()
def test_git_find_path_from_submodule(self, logs):
def test_git_path_from_gitdir_link_file(self, logs):
logging.disable(logging.NOTSET)
tempdir = tempfile.mkdtemp()
@ -464,7 +479,7 @@ class ProjectTestCase(TestCase):
path = os.path.join(tempdir, 'git', 'asubmodule')
git = Git(None)
result = git._find_path_from_submodule(path)
result = git._path_from_gitdir_link_file(path)
expected = os.path.realpath(os.path.join(tempdir, 'git', '.git', 'modules', 'asubmodule'))
self.assertEquals(expected, result)
@ -472,7 +487,7 @@ class ProjectTestCase(TestCase):
self.assertNothingLogged(logs)
@log_capture()
def test_git_find_path_from_submodule_handles_exceptions(self, logs):
def test_git_path_from_gitdir_link_file_handles_exceptions(self, logs):
logging.disable(logging.NOTSET)
tempdir = tempfile.mkdtemp()
@ -485,7 +500,7 @@ class ProjectTestCase(TestCase):
git = Git(None)
path = os.path.join(tempdir, 'git', 'asubmodule')
result = git._find_path_from_submodule(path)
result = git._path_from_gitdir_link_file(path)
self.assertIsNone(result)
self.assertNothingPrinted()
@ -498,7 +513,7 @@ class ProjectTestCase(TestCase):
git = Git(None)
path = os.path.join(tempdir, 'git', 'asubmodule')
result = git._find_path_from_submodule(path)
result = git._path_from_gitdir_link_file(path)
self.assertIsNone(result)
self.assertNothingPrinted()

82
wakatime/projects/git.py
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@ -35,17 +35,9 @@ class Git(BaseProject):
def branch(self):
head = self._head_file
if head:
try:
with open(head, 'r', encoding='utf-8') as fh:
return self._get_branch_from_head_file(fh.readline())
except UnicodeDecodeError: # pragma: nocover
try:
with open(head, 'r', encoding=sys.getfilesystemencoding()) as fh:
return self._get_branch_from_head_file(fh.readline())
except:
log.traceback(logging.WARNING)
except IOError: # pragma: nocover
log.traceback(logging.WARNING)
line = self._first_line_of_file(head)
if line is not None:
return self._get_branch_from_head_file(line)
return u('master')
def _find_git_config_file(self, path):
@ -56,12 +48,22 @@ class Git(BaseProject):
self._project_name = os.path.basename(path)
self._head_file = os.path.join(path, '.git', 'HEAD')
return True
if self._submodules_supported_for_path(path):
submodule_path = self._find_path_from_submodule(path)
if submodule_path:
self._project_name = os.path.basename(path)
self._head_file = os.path.join(submodule_path, 'HEAD')
link_path = self._path_from_gitdir_link_file(path)
if link_path:
# first check if this is a worktree
if self._is_worktree(link_path):
self._project_name = self._project_from_worktree(link_path)
self._head_file = os.path.join(link_path, 'HEAD')
return True
# next check if this is a submodule
if self._submodules_supported_for_path(path):
self._project_name = os.path.basename(path)
self._head_file = os.path.join(link_path, 'HEAD')
return True
split_path = os.path.split(path)
if split_path[1] == '':
return False
@ -99,30 +101,50 @@ class Git(BaseProject):
return True
def _find_path_from_submodule(self, path):
def _is_worktree(self, link_path):
return os.path.basename(os.path.dirname(link_path)) == 'worktrees'
def _path_from_gitdir_link_file(self, path):
link = os.path.join(path, '.git')
if not os.path.isfile(link):
return None
line = self._first_line_of_file(link)
if line is not None:
return self._path_from_gitdir_string(path, line)
return None
def _path_from_gitdir_string(self, path, line):
if line.startswith('gitdir: '):
subpath = line[len('gitdir: '):].strip()
if os.path.isfile(os.path.join(path, subpath, 'HEAD')):
return os.path.realpath(os.path.join(path, subpath))
return None
def _project_from_worktree(self, link_path):
commondir = os.path.join(link_path, 'commondir')
if os.path.isfile(commondir):
line = self._first_line_of_file(commondir)
if line:
gitdir = os.path.abspath(os.path.join(link_path, line))
if os.path.basename(gitdir) == '.git':
return os.path.basename(os.path.dirname(gitdir))
return None
def _first_line_of_file(self, filepath):
try:
with open(link, 'r', encoding='utf-8') as fh:
return self._get_path_from_submodule_link(path, fh.readline())
with open(filepath, 'r', encoding='utf-8') as fh:
return fh.readline().strip()
except UnicodeDecodeError:
try:
with open(link, 'r', encoding=sys.getfilesystemencoding()) as fh:
return self._get_path_from_submodule_link(path, fh.readline())
with open(filepath, 'r', encoding=sys.getfilesystemencoding()) as fh:
return fh.readline().strip()
except:
log.traceback(logging.WARNING)
except IOError:
log.traceback(logging.WARNING)
return None
def _get_path_from_submodule_link(self, path, line):
if line.startswith('gitdir: '):
subpath = line[len('gitdir: '):].strip()
if os.path.isfile(os.path.join(path, subpath, 'config')) and \
os.path.isfile(os.path.join(path, subpath, 'HEAD')):
return os.path.realpath(os.path.join(path, subpath))
return None