mongodb/mongo-ruby-driver

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lib/mongo/cluster.rb

Summary

Maintainability
F
4 days
Test Coverage

File cluster.rb has 485 lines of code (exceeds 250 allowed). Consider refactoring.
Open

require 'mongo/cluster/topology'
require 'mongo/cluster/reapers/socket_reaper'
require 'mongo/cluster/reapers/cursor_reaper'
require 'mongo/cluster/periodic_executor'

Severity: Minor
Found in lib/mongo/cluster.rb - About 7 hrs to fix

    Method initialize has a Cognitive Complexity of 32 (exceeds 5 allowed). Consider refactoring.
    Open

        def initialize(seeds, monitoring, options = Options::Redacted.new)
          if seeds.nil?
            raise ArgumentError, 'Seeds cannot be nil'
          end
    
    
    Severity: Minor
    Found in lib/mongo/cluster.rb - About 4 hrs to fix

    Cognitive Complexity

    Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

    A method's cognitive complexity is based on a few simple rules:

    • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
    • Code is considered more complex for each "break in the linear flow of the code"
    • Code is considered more complex when "flow breaking structures are nested"

    Further reading

    Class Cluster has 34 methods (exceeds 20 allowed). Consider refactoring.
    Open

      class Cluster
        extend Forwardable
        include Monitoring::Publishable
        include Event::Subscriber
        include Loggable
    Severity: Minor
    Found in lib/mongo/cluster.rb - About 4 hrs to fix

      Method initialize has 87 lines of code (exceeds 25 allowed). Consider refactoring.
      Open

          def initialize(seeds, monitoring, options = Options::Redacted.new)
            if seeds.nil?
              raise ArgumentError, 'Seeds cannot be nil'
            end
      
      
      Severity: Major
      Found in lib/mongo/cluster.rb - About 3 hrs to fix

        Method run_sdam_flow has a Cognitive Complexity of 20 (exceeds 5 allowed). Consider refactoring.
        Open

            def run_sdam_flow(previous_desc, updated_desc, options = {})
              if load_balanced?
                if updated_desc.config.empty?
                  unless options[:keep_connection_pool]
                    servers_list.each do |server|
        Severity: Minor
        Found in lib/mongo/cluster.rb - About 2 hrs to fix

        Cognitive Complexity

        Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

        A method's cognitive complexity is based on a few simple rules:

        • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
        • Code is considered more complex for each "break in the linear flow of the code"
        • Code is considered more complex when "flow breaking structures are nested"

        Further reading

        Method validate_session_support! has a Cognitive Complexity of 13 (exceeds 5 allowed). Consider refactoring.
        Open

            def validate_session_support!
              if topology.is_a?(Topology::LoadBalanced)
                return
              end
        
        
        Severity: Minor
        Found in lib/mongo/cluster.rb - About 1 hr to fix

        Cognitive Complexity

        Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

        A method's cognitive complexity is based on a few simple rules:

        • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
        • Code is considered more complex for each "break in the linear flow of the code"
        • Code is considered more complex when "flow breaking structures are nested"

        Further reading

        Method close has a Cognitive Complexity of 12 (exceeds 5 allowed). Consider refactoring.
        Open

            def close
              @state_change_lock.synchronize do
                unless connecting? || connected?
                  return nil
                end
        Severity: Minor
        Found in lib/mongo/cluster.rb - About 1 hr to fix

        Cognitive Complexity

        Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

        A method's cognitive complexity is based on a few simple rules:

        • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
        • Code is considered more complex for each "break in the linear flow of the code"
        • Code is considered more complex when "flow breaking structures are nested"

        Further reading

        Method start_stop_srv_monitor has a Cognitive Complexity of 12 (exceeds 5 allowed). Consider refactoring.
        Open

            def start_stop_srv_monitor
              # SRV URI is either always given or not for a given cluster, if one
              # wasn't given we shouldn't ever have an SRV monitor to manage.
              return unless options[:srv_uri]
        
        
        Severity: Minor
        Found in lib/mongo/cluster.rb - About 1 hr to fix

        Cognitive Complexity

        Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

        A method's cognitive complexity is based on a few simple rules:

        • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
        • Code is considered more complex for each "break in the linear flow of the code"
        • Code is considered more complex when "flow breaking structures are nested"

        Further reading

        Method run_sdam_flow has 33 lines of code (exceeds 25 allowed). Consider refactoring.
        Open

            def run_sdam_flow(previous_desc, updated_desc, options = {})
              if load_balanced?
                if updated_desc.config.empty?
                  unless options[:keep_connection_pool]
                    servers_list.each do |server|
        Severity: Minor
        Found in lib/mongo/cluster.rb - About 1 hr to fix

          Method close has 31 lines of code (exceeds 25 allowed). Consider refactoring.
          Open

              def close
                @state_change_lock.synchronize do
                  unless connecting? || connected?
                    return nil
                  end
          Severity: Minor
          Found in lib/mongo/cluster.rb - About 1 hr to fix

            Method add has a Cognitive Complexity of 10 (exceeds 5 allowed). Consider refactoring.
            Open

                def add(host, add_options=nil)
                  address = Address.new(host, options)
                  if !addresses.include?(address)
                    opts = options.merge(monitor: false)
                    # If we aren't starting the montoring threads, we also don't want to
            Severity: Minor
            Found in lib/mongo/cluster.rb - About 1 hr to fix

            Cognitive Complexity

            Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

            A method's cognitive complexity is based on a few simple rules:

            • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
            • Code is considered more complex for each "break in the linear flow of the code"
            • Code is considered more complex when "flow breaking structures are nested"

            Further reading

            Method set_server_list has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.
            Open

                def set_server_list(server_address_strs)
                  @sdam_flow_lock.synchronize do
                    # If one of the new addresses is not in the current servers list,
                    # add it to the servers list.
                    server_address_strs.each do |address_str|
            Severity: Minor
            Found in lib/mongo/cluster.rb - About 45 mins to fix

            Cognitive Complexity

            Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

            A method's cognitive complexity is based on a few simple rules:

            • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
            • Code is considered more complex for each "break in the linear flow of the code"
            • Code is considered more complex when "flow breaking structures are nested"

            Further reading

            Method remove has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.
            Open

                def remove(host, disconnect: true)
                  address = Address.new(host)
                  removed_servers = []
                  @update_lock.synchronize do
                    @servers.delete_if do |server|
            Severity: Minor
            Found in lib/mongo/cluster.rb - About 35 mins to fix

            Cognitive Complexity

            Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

            A method's cognitive complexity is based on a few simple rules:

            • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
            • Code is considered more complex for each "break in the linear flow of the code"
            • Code is considered more complex when "flow breaking structures are nested"

            Further reading

            Method scan! has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.
            Open

                def scan!(sync=true)
                  if sync
                    servers_list.each do |server|
                      if server.monitor
                        server.monitor.scan!
            Severity: Minor
            Found in lib/mongo/cluster.rb - About 25 mins to fix

            Cognitive Complexity

            Cognitive Complexity is a measure of how difficult a unit of code is to intuitively understand. Unlike Cyclomatic Complexity, which determines how difficult your code will be to test, Cognitive Complexity tells you how difficult your code will be to read and comprehend.

            A method's cognitive complexity is based on a few simple rules:

            • Code is not considered more complex when it uses shorthand that the language provides for collapsing multiple statements into one
            • Code is considered more complex for each "break in the linear flow of the code"
            • Code is considered more complex when "flow breaking structures are nested"

            Further reading

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