def resolve_artifact_names(fn):
    """Decorator, augment function globals with tables and classes.

    Swaps out the function's globals at execution time. The 'global' statement
    will not work as expected inside a decorated function.

    """
    def resolved(*args, **kwargs):
        self = args[0]
        context = dict(fn.func_globals)
        for source in self._artifact_registries:
            context.update(getattr(self, source))
        rebound = types.FunctionType(
            fn.func_code, context, fn.func_name, fn.func_defaults,
            fn.func_closure)
        return rebound(*args, **kwargs)
    return _function_named(resolved, fn.func_name)