dan the shell

dan-the-shell.rb

require "readline"
require 'json'
require 'cgi'
require 'open-uri'

while buf = Readline.readline("dan> ", true)
  res = open("http://api.dan.co.jp/perleval.cgi?c=callback&s=#{CGI.escape(buf)}")
  if /^callback\((.*)\)/ =~ res.read
    puts JSON.parse($1)['result']
  end
end