# File lib/rack/utils.rb, line 304
304:       def to_hash
305:         inject({}) do |hash, (k,v)|
306:           if v.respond_to? :to_ary
307:             hash[k] = v.to_ary.join("\n")
308:           else
309:             hash[k] = v
310:           end
311:           hash
312:         end
313:       end