def update_head(repo, target, detached=False, new_branch=None):
"""Update HEAD to point at a new branch/commit.
Note that this does not actually update the working tree.
:param repo: Path to the repository
:param detach: Create a detached head
:param target: Branch or committish to switch to
:param new_branch: New branch to create
"""
with open_repo_closing(repo) as r:
if new_branch is not None:
to_set = _make_branch_ref(new_branch)
else:
to_set = b"HEAD"
if detached:
# TODO(jelmer): Provide some way so that the actual ref gets
# updated rather than what it points to, so the delete isn't
# necessary.
del r.refs[to_set]
r.refs[to_set] = parse_commit(r, target).id
else:
r.refs.set_symbolic_ref(to_set, parse_ref(r, target))
if new_branch is not None:
r.refs.set_symbolic_ref(b"HEAD", to_set)
def update_head(repo, target, detached=False, new_branch=None):
"""Update HEAD to point at a new branch/commit.
Note that this does not actually update the working tree.
:param repo: Path to the repository
:param detach: Create a detached head
:param target: Branch or committish to switch to
:param new_branch: New branch to create
"""
with open_repo_closing(repo) as r:
if new_branch is not None:
to_set = _make_branch_ref(new_branch)
else:
to_set = b"HEAD"
if detached:
# TODO(jelmer): Provide some way so that the actual ref gets
# updated rather than what it points to, so the delete isn't
# necessary.
del r.refs[to_set]
r.refs[to_set] = parse_commit(r, target).id
else:
r.refs.set_symbolic_ref(to_set, parse_ref(r, target))
if new_branch is not None:
r.refs.set_symbolic_ref(b"HEAD", to_set)
def run(self, args):
opts, args = getopt(args, "", [])
r = Repo(".")
if args == []:
commit_id = b'HEAD'
else:
commit_id = args[0]
commit = parse_commit(r, commit_id)
parent_commit = r[commit.parents[0]]
porcelain.diff_tree(
r, parent_commit.tree, commit.tree, outstream=sys.stdout.buffer)
def archive(repo, committish=None, outstream=default_bytes_out_stream,
errstream=default_bytes_err_stream):
"""Create an archive.
:param repo: Path of repository for which to generate an archive.
:param committish: Commit SHA1 or ref to use
:param outstream: Output stream (defaults to stdout)
:param errstream: Error stream (defaults to stderr)
"""
if committish is None:
committish = "HEAD"
with open_repo_closing(repo) as repo_obj:
c = parse_commit(repo_obj, committish)
for chunk in tar_stream(
repo_obj.object_store, repo_obj.object_store[c.tree],
c.commit_time):
outstream.write(chunk)
def archive(repo, committish=None, outstream=default_bytes_out_stream,
errstream=default_bytes_err_stream):
"""Create an archive.
:param repo: Path of repository for which to generate an archive.
:param committish: Commit SHA1 or ref to use
:param outstream: Output stream (defaults to stdout)
:param errstream: Error stream (defaults to stderr)
"""
if committish is None:
committish = "HEAD"
with open_repo_closing(repo) as repo_obj:
c = parse_commit(repo_obj, committish)
for chunk in tar_stream(
repo_obj.object_store, repo_obj.object_store[c.tree],
c.commit_time):
outstream.write(chunk)
def get_object_by_path(repo, path, committish=None):
"""Get an object by path.
:param repo: A path to the repository
:param path: Path to look up
:param committish: Commit to look up path in
:return: A `ShaFile` object
"""
if committish is None:
committish = "HEAD"
# Get the repository
with open_repo_closing(repo) as r:
commit = parse_commit(repo, committish)
base_tree = commit.tree
if not isinstance(path, bytes):
path = path.encode(commit.encoding or DEFAULT_ENCODING)
(mode, sha) = tree_lookup_path(r.object_store.__getitem__, base_tree,
path)
return r[sha]
def get_object_by_path(repo, path, committish=None):
"""Get an object by path.
:param repo: A path to the repository
:param path: Path to look up
:param committish: Commit to look up path in
:return: A `ShaFile` object
"""
if committish is None:
committish = "HEAD"
# Get the repository
with open_repo_closing(repo) as r:
commit = parse_commit(r, committish)
base_tree = commit.tree
if not isinstance(path, bytes):
path = path.encode(commit.encoding or DEFAULT_ENCODING)
(mode, sha) = tree_lookup_path(
r.object_store.__getitem__,
base_tree, path)
return r[sha]
def get_object_by_path(repo, path, committish=None):
"""Get an object by path.
Args:
repo: A path to the repository
path: Path to look up
committish: Commit to look up path in
Returns: A `ShaFile` object
"""
if committish is None:
committish = "HEAD"
# Get the repository
with open_repo_closing(repo) as r:
commit = parse_commit(r, committish)
base_tree = commit.tree
if not isinstance(path, bytes):
path = commit_encode(commit, path)
(mode, sha) = tree_lookup_path(
r.object_store.__getitem__,
base_tree, path)
return r[sha]
def test_commit_by_short_sha(self):
r = MemoryRepo()
[c1] = build_commit_graph(r.object_store, [[1]])
self.assertEqual(c1, parse_commit(r, c1.id[:10]))
def test_commit_by_short_sha(self):
r = MemoryRepo()
[c1] = build_commit_graph(r.object_store, [[1]])
self.assertEqual(c1, parse_commit(r, c1.id[:10]))
