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