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from reactivity.hmr.fs import *

_filters module-attribute 

_filters: list[PathFilter] = []

add_filter module-attribute 

add_filter = append

__all__ module-attribute 

__all__ = ('notify', 'setup_fs_audithook', 'track')

PathFilter 

PathFilter = Callable[[Path], bool]

fs_signals 

fs_signals()
Source code in reactivity/hmr/fs.py 
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@defaultdict
def fs_signals():
    return Subscribable(context=HMR_CONTEXT)

setup_fs_audithook cached 

setup_fs_audithook()
Source code in reactivity/hmr/fs.py 
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@cache
def setup_fs_audithook():
    @sys.addaudithook
    def _(event: str, args: tuple):
        if event == "open":
            file, _, flags = args

            if (flags % 2 == 0) and _filters and isinstance(file, str) and HMR_CONTEXT.leaf.current_computations:
                p = Path(file).resolve()
                if any(f(p) for f in _filters):
                    track(p)

track 

track(file: Path)
Source code in reactivity/hmr/fs.py 
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def track(file: Path):
    fs_signals[file].track()

notify 

notify(file: Path)
Source code in reactivity/hmr/fs.py 
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def notify(file: Path):
    fs_signals[file].notify()