module HTTPotato
  # Exception raised when you attempt to set a non-existant format
  class UnsupportedFormat < StandardError; end

  # Exception raised when using a URI scheme other than HTTP or HTTPS
  class UnsupportedURIScheme < StandardError; end

  # @abstract Exceptions which inherit from ResponseError contain the Net::HTTP
  # response object accessible via the {#response} method.
  class ResponseError < StandardError
    # Returns the response of the last request
    # @return [Net::HTTPResponse] A subclass of Net::HTTPResponse, e.g.
    # Net::HTTPOK
    attr_reader :response

    # Instantiate an instance of ResponseError with a Net::HTTPResponse object
    # @param [Net::HTTPResponse]
    def initialize(response)
      @response = response
    end
  end

  # Exception that is raised when request has redirected too many times.
  # Calling {#response} returns the Net:HTTP response object.
  class RedirectionTooDeep < ResponseError; end
end