Function template_defaults_for

masfactory/core/node_template.py:97–121

Provide fill-missing defaults for NodeTemplates matched by the selector. Matching is performed on declarations (node name + node class), so `SelectionTarget.obj` is always None.

(
    *,
    selector: Selector | None = None,
    path_filter: str | None = None,
    type_filter=None,
    name_filter=None,
    predicate: Callable[[SelectionTarget], bool] | None = None,
    **defaults: Any,
)

@contextmanager
def template_defaults_for(
    *,
    selector: Selector | None = None,
    path_filter: str | None = None,
    type_filter=None,
    name_filter=None,
    predicate: Callable[[SelectionTarget], bool] | None = None,
    **defaults: Any,
):
    """
    Provide fill-missing defaults for NodeTemplates matched by the selector.

    Matching is performed on declarations (node name + node class), so `SelectionTarget.obj` is always None.
    """

    sel = build_selector(
        selector=selector, type_filter=type_filter, name_filter=name_filter, predicate=predicate
    )
    pf = parse_path_filter(path_filter) if path_filter is not None else None
    previous = _TEMPLATE_DEFAULTS_RULES_CVAR.get()
    token = _TEMPLATE_DEFAULTS_RULES_CVAR.set(previous + ((sel, pf, dict(defaults)),))
    try:
        yield
    finally:
        _TEMPLATE_DEFAULTS_RULES_CVAR.reset(token)


@contextmanager