didericis-codex
95cbd0e1c8
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49 lines
1.4 KiB
Python
49 lines
1.4 KiB
Python
"""Shared destructive-cleanup execution and failure accounting."""
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from __future__ import annotations
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import shutil
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import subprocess
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from collections.abc import Sequence
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from pathlib import Path
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class CleanupError(RuntimeError):
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"""One or more approved cleanup mutations did not complete."""
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class CleanupFailures:
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"""Attempt every approved mutation, then fail with complete diagnostics."""
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def __init__(self) -> None:
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self._messages: list[str] = []
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def run(self, argv: Sequence[str], description: str) -> None:
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try:
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result = subprocess.run(
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list(argv), capture_output=True, text=True, check=False,
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)
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except OSError as exc:
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self._messages.append(f"{description}: {exc}")
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return
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if result.returncode != 0:
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detail = (result.stderr or result.stdout).strip()
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self._messages.append(
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f"{description}: {detail or f'exit {result.returncode}'}"
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)
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def remove_tree(self, path: Path, description: str) -> None:
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try:
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shutil.rmtree(path)
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except FileNotFoundError:
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return
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except OSError as exc:
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self._messages.append(f"{description}: {exc}")
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def raise_if_any(self) -> None:
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if self._messages:
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raise CleanupError("; ".join(self._messages))
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__all__ = ["CleanupError", "CleanupFailures"]
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