class Faraday::Adapter

def call(env)
  if !env[:body] and Connection::METHODS_WITH_BODIES.include? env[:method]
    # play nice and indicate we're sending an empty body
    env[:request_headers][CONTENT_LENGTH] = "0"
    # Typhoeus hangs on PUT requests if body is nil
    env[:body] = ''
  end
end

def save_response(env, status, body, headers = nil)
  env[:status] = status
  env[:body] = body
  env[:response_headers] = Utils::Headers.new.tap do |response_headers|
    response_headers.update headers unless headers.nil?
    yield response_headers if block_given?
  end
end