Sample, simple Sinatra + JSON thingie

doofus.rb

require 'rubygems'
require 'sinatra'
require 'json'

get '/', :provides => 'json' do
    data = {"key1" => ["a", "b"],
            "key2" => 10}
    JSON::dump(data)
end

gistfile1.txt

$ curl -v http://localhost:4567
* About to connect() to localhost port 4567 (#0)
*   Trying ::1... Connection refused
*   Trying 127.0.0.1... connected
* Connected to localhost (127.0.0.1) port 4567 (#0)
> GET / HTTP/1.1
> User-Agent: curl/7.21.3 (x86_64-pc-linux-gnu) libcurl/7.21.3 OpenSSL/0.9.8o zlib/1.2.3.4 libidn/1.18
> Host: localhost:4567
> Accept: */*
> 
< HTTP/1.1 200 OK
< Connection: close
< Date: Thu, 30 Jun 2011 20:26:42 GMT
< Content-Type: application/json
< Content-Length: 28
< 
* Closing connection #0
{"key1":["a","b"],"key2":10}