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Class: RuboCop::ConfigObsoletion Private

Overview

This class handles obsolete configuration.

Constant Summary

Class Attribute Summary

  • .files rw Internal use only Internal use only

Class Method Summary

Instance Attribute Summary

  • #rules readonly Internal use only Internal use only
  • #warnings readonly Internal use only Internal use only

Instance Method Summary

  • #reject_obsolete! Internal use only Internal use only
  • #load_cop_rules(rules) private Internal use only Internal use only

    Cop rules are keyed by the name of the original cop.

  • #load_parameter_rules(rules) private Internal use only Internal use only

    Parameter rules may apply to multiple cops and multiple parameters and are given as an array.

  • #load_rules private Internal use only Internal use only

    Default rules for obsoletions are in config/obsoletion.yml Additional rules files can be added with RuboCop::ConfigObsoletion.files << filename.

  • #obsoletions private Internal use only Internal use only

Class Attribute Details

.files (rw)

This method is for internal use only.
[ GitHub ] 

  


# File 'lib/rubocop/config_obsoletion.rb', line 24



attr_accessor :files


  







Class Method Details



  

    .legacy_cop_names  
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'lib/rubocop/config_obsoletion.rb', line 26



def legacy_cop_names
  # Used by DepartmentName#qualified_legacy_cop_name
  new(Config.new).rules.select(&:cop_rule?).map(&:old_name)
end


  







Instance Attribute Details



  

    #rules   (readonly)
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'lib/rubocop/config_obsoletion.rb', line 21



attr_reader :rules, :warnings


  








  

    #warnings   (readonly)
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'lib/rubocop/config_obsoletion.rb', line 21



attr_reader :rules, :warnings


  







Instance Method Details



  

    #load_cop_rules(rules)   (private)
  

  

    This method is for internal use only.
  



  

    


Cop rules are keyed by the name of the original cop



  





  


  [ GitHub ]


  

  


# File 'lib/rubocop/config_obsoletion.rb', line 72



def load_cop_rules(rules)
  rules.flat_map do |rule_type, data|
    data.filter_map do |cop_name, configuration|
      next unless configuration # allow configurations to be disabled with `CopName: ~`

      COP_RULE_CLASSES[rule_type].new(@config, cop_name, configuration)
    end
  end
end


  








  

    #load_parameter_rules(rules)   (private)
  

  

    This method is for internal use only.
  



  

    


Parameter rules may apply to multiple cops and multiple parameters
and are given as an array. Each combination is turned into a separate
rule object.



  





  


  [ GitHub ]


  

  


# File 'lib/rubocop/config_obsoletion.rb', line 85



def load_parameter_rules(rules)
  rules.flat_map do |rule_type, data|
    data.flat_map do |configuration|
      cops = Array(configuration['cops'])
      parameters = Array(configuration['parameters'])

      cops.product(parameters).map do |cop, parameter|
        PARAMETER_RULE_CLASSES[rule_type].new(@config, cop, parameter, configuration)
      end
    end
  end
end


  








  

    #load_rules   (private)
  

  

    This method is for internal use only.
  



  

    


Default rules for obsoletions are in config/obsoletion.yml
Additional rules files can be added with RuboCop::ConfigObsoletion.files << filename



  





  


  [ GitHub ]


  

  


# File 'lib/rubocop/config_obsoletion.rb', line 52



def load_rules # rubocop:disable Metrics/AbcSize
  rules = LOAD_RULES_CACHE[self.class.files] ||=
    self.class.files.each_with_object({}) do |filename, hash|
      hash.merge!(YAML.safe_load(File.read(filename)) || {}) do |_key, first, second|
        case first
        when Hash
          first.merge(second)
        when Array
          first.concat(second)
        end
      end
    end

  cop_rules = rules.slice(*COP_RULE_CLASSES.keys)
  parameter_rules = rules.slice(*PARAMETER_RULE_CLASSES.keys)

  load_cop_rules(cop_rules).concat(load_parameter_rules(parameter_rules))
end


  








  

    #obsoletions   (private)
  

  

    This method is for internal use only.
  

  [ GitHub ]


  

  


# File 'lib/rubocop/config_obsoletion.rb', line 98



def obsoletions
  rules.map do |rule|
    next unless rule.violated?

    if rule.warning?
      @warnings.push(rule.message)
      next
    end

    rule.message
  end
end


  








  

    #reject_obsolete!  
  

  

    This method is for internal use only.
  



  

    
  





  
Raises:





  [ GitHub ]


  

  


# File 'lib/rubocop/config_obsoletion.rb', line 41



def reject_obsolete!
  messages = obsoletions.flatten.compact
  return if messages.empty?

  raise ValidationError, messages.join("\n")
end