unfiltered.request
jsonp extractor(s). Useful for extracting a callback out of a request
if request accepts json, (callbackwrapper, req) tuple if a callback param is provided else (emptywrapper, req) tuple is no callback param is provided
(callbackwrapper, req) tuple if request accepts json and a callback param is provided
jsonp extractor(s). Useful for extracting a callback out of a request