Ruby Critic

Updated 2019-11-21 16:25:51 +0200
lib/context_request_middleware / cookie.rb

36 lines of codes
3 methods
11.1 complexity/method
1 churn
33.31 complexity
0 duplications
# frozen_string_literal: true

module ContextRequestMiddleware
  # Cookie module to consist the compatibility with
  # rack version 1.x & 2.0
  module Cookie
    HTTP_COOKIE = 'HTTP_COOKIE' if Rack.release < '2.0.0'

    # :nocov:
    def cookie_session_id(request)
      if Rack.release < '2.0.0'
        parse_cookies(request.env)['_session_id'] ||                                        DuplicateMethodCall              
      ContextRequestMiddleware::Cookie#cookie_session_id calls 'request.env' 4 times              Locations:                  0                  1                  2                  3                  
  
                                        FeatureEnvy              
      ContextRequestMiddleware::Cookie#cookie_session_id refers to 'request' more than self (maybe move it to another class?)              Locations:                  0                  1                  2                  3                  
  
          (request.env['action_dispatch.cookies'] || {})['_session_id']                                        DuplicateMethodCall              
      ContextRequestMiddleware::Cookie#cookie_session_id calls '(request.env['action_dispatch.cookies'] || {})['_session_id']' 2 times              Locations:                  0                  1                  
  
                                        DuplicateMethodCall              
      ContextRequestMiddleware::Cookie#cookie_session_id calls 'request.env' 4 times              Locations:                  0                  1                  2                  3                  
  
                                        DuplicateMethodCall              
      ContextRequestMiddleware::Cookie#cookie_session_id calls 'request.env['action_dispatch.cookies']' 2 times              Locations:                  0                  1                  
  
                                        FeatureEnvy              
      ContextRequestMiddleware::Cookie#cookie_session_id refers to 'request' more than self (maybe move it to another class?)              Locations:                  0                  1                  2                  3                  
  
      else
        Rack::Utils.parse_cookies(request.env)['_session_id'] ||                                        DuplicateMethodCall              
      ContextRequestMiddleware::Cookie#cookie_session_id calls 'request.env' 4 times              Locations:                  0                  1                  2                  3                  
  
                                        FeatureEnvy              
      ContextRequestMiddleware::Cookie#cookie_session_id refers to 'request' more than self (maybe move it to another class?)              Locations:                  0                  1                  2                  3                  
  
          (request.env['action_dispatch.cookies'] || {})['_session_id']                                        DuplicateMethodCall              
      ContextRequestMiddleware::Cookie#cookie_session_id calls '(request.env['action_dispatch.cookies'] || {})['_session_id']' 2 times              Locations:                  0                  1                  
  
                                        DuplicateMethodCall              
      ContextRequestMiddleware::Cookie#cookie_session_id calls 'request.env' 4 times              Locations:                  0                  1                  2                  3                  
  
                                        DuplicateMethodCall              
      ContextRequestMiddleware::Cookie#cookie_session_id calls 'request.env['action_dispatch.cookies']' 2 times              Locations:                  0                  1                  
  
                                        FeatureEnvy              
      ContextRequestMiddleware::Cookie#cookie_session_id refers to 'request' more than self (maybe move it to another class?)              Locations:                  0                  1                  2                  3                  
  
      end
    end

    # :nocov:
    if Rack.release < '2.0.0'
      # :nocov:
      def parse_cookies(env)
        parse_cookies_header env[HTTP_COOKIE]
      end

      def parse_cookies_header(header)                                        TooManyStatements              
      ContextRequestMiddleware::Cookie#parse_cookies_header has approx 6 statements          
  
        # rubocop:disable Metrics/LineLength, Style/RescueModifier, Style/CaseEquality
        cookies = Rack::Utils.parse_query(header, ';,') { |s| unescape(s) rescue s }                                        UncommunicativeVariableName              
      ContextRequestMiddleware::Cookie#parse_cookies_header has the variable name 's'          
  
        cookies.each_with_object({}) { |(k, v), hash| hash[k] = Array === v ? v.first : v }                                        UncommunicativeVariableName              
      ContextRequestMiddleware::Cookie#parse_cookies_header has the variable name 'k'          
  
                                        UncommunicativeVariableName              
      ContextRequestMiddleware::Cookie#parse_cookies_header has the variable name 'v'          
  
        # rubocop:enable Metrics/LineLength, Style/RescueModifier, Style/CaseEquality
      end
      # :nocov:
    end
  end
end