Any framework/library code which abstracts over invoking a callable must also be extended to support associative arrays, and to avoid assuming that parameters w

Any framework/library code which abstracts over invoking a callable must also be extended to support associative arrays, and to avoid assuming that parameters will be given in the order they're defined. For example, things which play around with call_user_func and func_get_args (e.g. delayed evaluation, partial evaluation, currying, mapping over datastructures, composing/pipelining, etc.)