HoLy

HoLy is simple a HTTP-server Library for Racket.

Example of usage:

(require HoLy)

(http/get "/"

(λ (req) "Welcome"))

(http/get "/article/:id"

(λ (req)

(let* ((id (request/param 'id)))

(string-append "This is article #" id))))

(server/set-port 8080)

(server/run)

1 http/get

Defines request handler for GET-request

(define

(http/get path proc))

Where path is a path to resource(placeholder’s can be used, eg. "/" or "/posts/:category/:id").

2 http/post

Defines request hanlder for POST-request.

(define

(http/post path proc))

Where path is a path to resource(placeholder’s can be used, eg. "/" or "/posts/:category/:id").

3 http/delete

Defines request hanlder for DELETE-request.

(define

(http/delete path proc))

Where path is a path to resource(placeholder’s can be used, eg. "/" or "/posts/:category/:id").

4 http/put

Defines request hanlder for PUT-request.

(define

(http/put path proc))

Where path is a path to resource(placeholder’s can be used, eg. "/" or "/posts/:category/:id").

5 request/param

Gets request parameter. It might be GET, POST or placeholder parameter

(define (request/param name))

6 request/cookie

Gets request cookie value by name.

(define (request/cookie name))

7 response/make

Prepares response(for defining custom http response code or setting headers).

(define (response/make #:code [code 200]

#:message [message #"OK"]

#:seconds [seconds (current-seconds)]

#:mime-type [mime-type TEXT/HTML-MIME-TYPE]

#:headers [headers (list (make-header #"Cache-Control" #"no-cache"))]

content))

8 response/404

Responses with 404 status code

9 server/set-port

Defines port for server listening(by default it is 8000).

(define (server/set-port [port 8000]))

10 server/run

Runs server’s event loop.