On Monday, November 7, 2016 at 11:15:59 PM UTC-8, Luke wrote:
> I'm sure I've missed something incredibly simple here, but I can't seem to
> get a POST handler to work at all.
>
> ```scheme
> #lang racket
>
>
>
> (require web-server/http
> web-server/servlet
> web-server/servlet-env)
>
> ;; Sign in GET handler
> (define (sign-in-get req)
> (response/xexpr
> `(html (head (title "GET"))
> (h1 "GET HANDLED"))))
>
> ;; Sign in POST handler
> (define (sign-in-post req)
> (response/xexpr
> `(html (head (title "POST"))
> (h1 "POST HANDLED"))))
>
> (define (start req)
> (dispatch req))
>
> (define-values (dispatch url)
> (dispatch-rules
> [("sign-in" "post") sign-in-post] ;; <-- This handler does not seem to
> get bound
> [("sign-in") sign-in-get])) ;; <-- This handler does work at /sign-in
>
> (serve/servlet start
> #:servlet-path ""
> #:port 8080
> #:stateless? #t
> #:servlet-regexp #rx"")
> ```
>
> This is a simplification of a more complex route configuration.
>
> I've been spending time here:
> http://docs.racket-lang.org/web-server-internal/
>
> and here:
> https://docs.racket-lang.org/web-server/
>
> and here:
> https://docs.racket-lang.org/web-server/dispatch.html
>
> and most importantly, here:
> https://docs.racket-lang.org/web-server/dispatch.html#%28form._%28%28lib._web-server%2Fdispatch..rkt%29._dispatch-rules%29%29
>
> If I'm reading the docs at that last link correctly (which I so clearly am
> not :-)), it looks like the suspect line should be more like:
>
> ```scheme
> [("sign-in") (#:method "post") sign-in-post]
> ```
>
> But that throws an `unexpected term` error for the `dispatch-rules` call.
>
> With the above configuration, I can load the form at /sign-in, but when I
> click, I get the Racket webserver 404 message.
>
> As I said, I'm sure this is something incredibly simple, so please forgive my
> scheme & racket noobness, any help would be appreciated!
>
>
> Thanks,
>
> Luke
Gotta love that code formatting. :-/
Sorry for making a mess in here.
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