condorcore-keyring/libkeyringctl/git.py

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# SPDX-License-Identifier: GPL-3.0-or-later
from pathlib import Path
from typing import List
from typing import Optional
from typing import Tuple
from .util import system
def git_changed_files(
git_path: Optional[Path] = None, base: Optional[str] = None, paths: Optional[List[Path]] = None
) -> Tuple[List[Path], List[Path], List[Path]]:
"""Returns lists of created, deleted and modified files based on diff stats related to a base commit
and optional paths.
Parameters
----------
git_path: Path to the git repository, current directory by default
base: Optional base rev or current index by default
paths: Optional list of paths to take into account, unfiltered by default
Returns
-------
Lists of created, deleted and modified paths
"""
cmd = ["git"]
if git_path:
cmd += ["-C", str(git_path)]
cmd += ["--no-pager", "diff", "--color=never", "--summary", "--numstat"]
if base:
cmd += [base]
if paths:
cmd += ["--"]
cmd += [str(path) for path in paths]
result: str = system(cmd)
created: List[Path] = []
deleted: List[Path] = []
modified: List[Path] = []
for line in result.splitlines():
line = line.strip()
if line.startswith("create"):
created.append(Path(line.split(maxsplit=3)[3]))
continue
if line.startswith("delete"):
deleted.append(Path(line.split(maxsplit=3)[3]))
continue
modified.append(Path(line.split(maxsplit=2)[2]))
modified = [path for path in modified if path not in created and path not in deleted]
return created, deleted, modified