add response/output

collects/web-server/http/response-structs.rkt

@@ -1,5 +1,5 @@
 #lang racket/base
-(require racket/contract
+(require racket/contract 
          web-server/http/request-structs)
 
 (define TEXT/HTML-MIME-TYPE #"text/html; charset=utf-8")
@@ -19,6 +19,16 @@
               (for ([b (in-list body)])
                 (write-bytes b op)))))
 
+(define (response/output output
+                         #:code [code 200]
+                         #:message [message #"Okay"]
+                         #:seconds [seconds (current-seconds)]
+                         #:mime-type [mime-type TEXT/HTML-MIME-TYPE]
+                         #:headers [headers '()])
+  (response code message seconds mime-type headers
+            output))
+
+
 (provide/contract
  [struct response
          ([code number?]
@@ -28,4 +38,11 @@
           [headers (listof header?)]
           [output (output-port? . -> . void)])]
  [response/full (-> number? bytes? number? (or/c false/c bytes?) (listof header?) (listof bytes?) response?)]
+ [response/output (->* ((-> output-port? void?))
+                       (#:code number?
+                        #:message bytes?
+                        #:seconds number?
+                        #:mime-type (or/c bytes? #f)
+                        #:headers (listof header?))
+                       response?)]
  [TEXT/HTML-MIME-TYPE bytes?])

collects/web-server/scribblings/http.scrbl

@@ -235,6 +235,18 @@ Examples:
          #"</p></body></html>"))
  ]
 }
+                   
+@defproc[(response/output [output (-> output-port? void?)]
+                          [#:code code number? 200]
+                          [#:message message bytes? #"Okay"]
+                          [#:seconds seconds number? (current-seconds)]
+                          [#:mime-type mime-type (or/c bytes? #f) TEXT/HTML-MIME-TYPE]
+                          [#:headers headers (listof header?) '()]
+                          [#:cookies cookies (listof cookie?) '()])
+         response?]{
+Equivalent to
+@racketblock[(response code message seconds mime-type headers output)]
+}
 
 @defthing[TEXT/HTML-MIME-TYPE bytes?]{Equivalent to @racket[#"text/html; charset=utf-8"].}