In remembering this issue I had, I made a frankenstein promise return object mimicking fetch's interface called "retch" but didn't publish it. It allowed progre

In remembering this issue I had, I made a frankenstein promise return object mimicking fetch's interface called "retch" but didn't publish it. It allowed progress and cancelling. It made me think would be nice to have a promise interface standard class you could inherit from where you could add sugar to it so the chain would remain consistent with your additional functionality. Anyhoo.