Source code

Revision control

Copy as Markdown

Other Tools

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this,
# file, You can obtain one at
import subprocess
from pathlib import Path
from typing import Union
from . import get_tool_path
# The logic here is far from robust. Improvements are welcome.
def update_git_repo(repo: str, path: Union[str, Path]):
"""Ensure a git repository exists at a path and is up to date."""
git = get_tool_path("git")
path = Path(path)
if path.exists():
subprocess.check_call([git, "pull", repo], cwd=str(path))
subprocess.check_call([git, "clone", repo, str(path)])
def update_mercurial_repo(
repo: str,
path: Union[str, Path],
"""Ensure a HG repository exists at a path and is up to date."""
hostfingerprints = hostfingerprints or {}
hg = get_tool_path("hg")
path = Path(path)
args = [hg]
if global_args:
for host, fingerprint in sorted(hostfingerprints.items()):
args.extend(["--config", "hostfingerprints.%s=%s" % (host, fingerprint)])
if path.exists():
subprocess.check_call(args + ["pull", repo], cwd=str(path))
subprocess.check_call(args + ["clone", repo, str(path)])
subprocess.check_call([hg, "update", "-r", revision], cwd=str(path))