rack/rack — pull request #614 by pete (2013-10-22 00:15:52+00:00)
Title: Add OPTIONS support to File and MockRequest.

Also update the specs for same.

RFC 2616, section 9.2 specifies OPTIONS requests. Not much effort to
support it for this case; there's already an ALLOWED_VERBS cosntant in
Rack::File, and the spec describes the body of the request as optional.