rails/rails — Issue #4841: render :partial should accept :format option
Author: jfirebaugh
Created: 2012-02-02 00:01:20+00:00
State: open

It's currently difficult to render a partial with a different format from the current response:

http://stackoverflow.com/questions/339130/how-do-i-render-a-partial-of-a-different-format-in-rails
http://stackoverflow.com/questions/2459787/in-rails-3-how-does-one-render-html-within-a-json-response

`render :partial => , :format => :html` should work how you would expect.