Build the listener function used in render-only mode: instead of running real logic locally, it packages the
event as a plain envelope (the path to the item it fired on, the event type, the registered listener name and any
custom args) and hands it to the injected transport function. See retrieveListener.
Build the listener function used in render-only mode: instead of running real logic locally, it packages the event as a plain envelope (the path to the item it fired on, the event type, the registered listener name and any custom args) and hands it to the injected transport function. See retrieveListener.