def route_prefix
  @route_prefix ||= []
  File.join(["/"] + @route_prefix)
end

def add_route(verb, what)
  raise InvalidRoute, "what must be a hash" unless what.is_a? Hash
  what[:url] = File.expand_path File.join(route_prefix, what[:url])
  Nephos::Router.check!(what)
  Nephos::Router.add_params!(what)
  Nephos::Router.add(what, verb)
end

# @param what [Hash]
def get what
  add_route "GET", what
end

# @param what [Hash]
def post what
  add_route "POST", what
end

# @param what [Hash]
def put what
  add_route "PUT", what
end

def resource(name, &block)
  @route_prefix ||= []
  @route_prefix << name
  block.call
  @route_prefix.pop
end