def test_is_detached(self):
gitdir = repo_create(".")
detached = is_detached(gitdir)
self.assertFalse(detached)
head = gitdir / "HEAD"
with head.open(mode="w") as f:
f.write("d6ae59694dfec74d7f5ca87608f31c884dc9b0f9")
detached = is_detached(gitdir)
self.assertTrue(detached)
def checkout(gitdir: pathlib.Path, obj_name: str) -> None:
if is_detached(gitdir) and get_ref(gitdir) == obj_name:
return
elif get_ref(gitdir).split("/")[2] == obj_name:
return
elif resolve_head(gitdir) == obj_name:
return
elif (gitdir / 'refs' / 'heads' / obj_name).exists():
with open(gitdir / 'refs' / 'heads' / obj_name, 'r') as file:
obj_name = file.read()
index = read_index(gitdir)
for entry in index:
if pathlib.Path(entry.name).exists():
if '/' in entry.name:
shutil.rmtree(entry.name[:entry.name.find('/')])
else:
os.remove(entry.name)
path_to_commit = gitdir / "objects" / obj_name[:2] / obj_name[2:]
if path_to_commit:
with open(path_to_commit, 'rb') as file:
raw = file.read()
data = commit_parse(raw)
tree_sha = data[data.find(b'tree ') + 5:data.find(b'\n')].decode()
for file in find_tree_files(tree_sha, gitdir):
if '/' in file[0]:
dir_name = file[0][:file[0].find('/')]
os.mkdir(dir_name)
with open(file[0], 'w') as new_file:
header, content = read_object(file[1], gitdir)
new_file.write(content.decode())
def checkout(gitdir: pathlib.Path, obj_name: str) -> None:
if is_detached(gitdir) and get_ref(gitdir) == obj_name:
return
elif get_ref(gitdir).split("/")[2] == obj_name:
return
elif resolve_head(gitdir) == obj_name:
return
elif (gitdir / "refs" / "heads" / obj_name).exists():
with open(gitdir / "refs" / "heads" / obj_name, "r") as f1:
obj_name = f1.read()
index = read_index(gitdir)
for entry in index:
if os.path.exists(entry.name):
if "/" in entry.name:
shutil.rmtree(entry.name[:entry.name.find("/")])
else:
os.remove(entry.name)
with open(gitdir / "objects" / obj_name[:2] / obj_name[2:], "rb") as f2:
commit_content = f2.read()
tree_sha = commit_parse(commit_content).decode()
for file in find_tree_files(tree_sha, gitdir):
if "/" in file[0]:
dir_name = file[0][:file[0].find("/")]
os.mkdir(dir_name)
with open(file[0], "w") as f3:
header, content = read_object(file[1], gitdir)
f3.write(content.decode())
def commit(gitdir: pathlib.Path, message: str, author: tp.Optional[str] = None) -> str:
commit_sha = commit_tree(gitdir, write_tree(gitdir, read_index(gitdir)), message, author=author)
if is_detached(gitdir):
ref = gitdir / "HEAD"
else:
ref = pathlib.Path(get_ref(gitdir))
f = open(gitdir / ref, "w")
f.write(commit_sha)
f.close()
return commit_sha
