def get_all(options = {})
      custom_params = options[:dc] ? use_named_parameter('dc', options[:dc]) : nil
      ret = send_get_request(@conn, ['/v1/catalog/services'], options, custom_params)
      OpenStruct.new JSON.parse(ret.body)
    end
def get_all(options = {})
      custom_params = options[:dc] ? use_named_parameter('dc', options[:dc]) : nil
      ret = send_get_request(@conn, ['/v1/catalog/services'], options, custom_params)
      OpenStruct.new JSON.parse(ret.body)
    end
rubocop:enable PerceivedComplexity
 Get all the services
 @param options [Hash] :dc Consul datacenter to query
 @return [OpenStruct] the list of all services