Good promises libraries (like Q and my RSVP.js: https://github.com/tildeio/rsvp.js https://github.com/tildeio/rsvp.js) absolutely do support this. Check out ht

Good promises libraries (like Q and my RSVP.js: https://github.com/tildeio/rsvp.js https://github.com/tildeio/rsvp.js) absolutely do support this. Check out https://github.com/domenic/promise-tests/blob/master/lib/tests/returning-a-promise.js https://github.com/domenic/promise-tests/blob/master/lib/tes... for the tests for this behavior, which most promises libraries (but not jQuery) pass.