{"ast_node_type":"other","tokens":[{"end":93,"kind":"keyword","start":0,"text":"///"}]}
    /// or `generic_activity_with_args` for their simpler API. However, if they are costly or
    /// If the arguments to a generic activity are cheap to create, use `generic_activity_with_arg`
    /// require allocation in sufficiently hot contexts, then this allows for a closure to be called