lib/gitlab/request.rb
def validate(response)
      error_klass = Error::STATUS_MAPPINGS[response.code]
      raise error_klass, response if error_klass

      parsed = response.parsed_response
      parsed.client = self if parsed.respond_to?(:client=)
      parsed.parse_headers!(response.headers) if parsed.respond_to?(:parse_headers!)
      parsed
    end
def validate(response)
      error_klass = Error::STATUS_MAPPINGS[response.code]
      raise error_klass, response if error_klass

      parsed = response.parsed_response
      parsed.client = self if parsed.respond_to?(:client=)
      parsed.parse_headers!(response.headers) if parsed.respond_to?(:parse_headers!)
      parsed
    end
Checks the response code for common errors.
 Returns parsed response for successful requests.