gfm

#!/usr/bin/env ruby
# Usage:
#   gfm <files>
#
# Examples:
#
#   gfm README.markdown
#   echo "# Test" | gfm
#   echo "# Test" | gfm - README.markdown
#   gfm
#   # Hi
#   ^d

require 'net/http'
require 'json'

url = URI.parse("https://api.github.com/markdown")

request = Net::HTTP::Post.new("#{url.path}")
request.body = { "mode" => "gfm", "text" => ARGF.read }.to_json

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

response = http.start { |http| http.request(request) }

puts response.body