24 lines
679 B
Python
24 lines
679 B
Python
 
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"""System-level notification for config file changes."""
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from __future__ import annotations
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from collections.abc import Callable
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from pathlib import Path
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from watchfiles import Change, awatch
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async def watch_config_file(config_path: Path, on_change: Callable[[], None]) -> None:
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"""Notify ``on_change`` after the configured file changes."""
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target = config_path.resolve(strict=False)
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def is_config_file(_change: Change, changed_path: str) -> bool:
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return Path(changed_path).resolve(strict=False) == target
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async for _changes in awatch(
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target.parent,
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watch_filter=is_config_file,
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recursive=False,
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):
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on_change()
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