CommitMsgUrlShortener::Service.define do |commit_message|
  def call_isgd_api long_url
    error_safe_request do
      uri = URI "http://is.gd/create.php?format=simple&url=#{long_url}"
      Net::HTTP.get uri
    end
  end

  each_long_url(commit_message) {|url| call_isgd_api url}
end