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Class: ActiveRecord::Enum::EnumType

Do not use. This class is for internal use only.
Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, Type::Value
Instance Chain:
self, Type::Value
Inherits: Type::Value
  • ::Object
Defined in: activerecord/lib/active_record/enum.rb

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(name, mapping, subtype, raise_on_invalid_values: true) ⇒ EnumType

[ GitHub ] 

  


# File 'activerecord/lib/active_record/enum.rb', line 173



def initialize(name, mapping, subtype, raise_on_invalid_values: true)
  @name = name
  @mapping = mapping
  @subtype = subtype
  @_raise_on_invalid_values = raise_on_invalid_values
end


  







Instance Attribute Details



  

    #mapping   (readonly, private)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/enum.rb', line 213



attr_reader :name, :mapping


  








  

    #name   (readonly, private)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/enum.rb', line 213



attr_reader :name, :mapping


  








  

    #subtype   (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/enum.rb', line 210



attr_reader :subtype


  








  

    #type   (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/enum.rb', line 171



delegate :type, to: :subtype


  







Instance Method Details



  

    #assert_valid_value(value)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/enum.rb', line 202



def assert_valid_value(value)
  return unless @_raise_on_invalid_values

  unless value.blank? || mapping.has_key?(value) || mapping.has_value?(value)
    raise ArgumentError, "'#{value}' is not a valid #{name}. Valid values are: #{mapping.keys.map(&:inspect).join(", ")}"
  end
end


  








  

    #cast(value)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/enum.rb', line 180



def cast(value)
  if mapping.has_key?(value)
    value.to_s
  elsif mapping.has_value?(value)
    mapping.key(value)
  else
    value.presence
  end
end


  








  

    #deserialize(value)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/enum.rb', line 190



def deserialize(value)
  mapping.key(subtype.deserialize(value))
end


  








  

    #serializable?(value, &block)  ⇒ Boolean 
  



  

    
  





  


  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/enum.rb', line 198



def serializable?(value, &block)
  subtype.serializable?(mapping.fetch(value, value), &block)
end


  








  

    #serialize(value)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/enum.rb', line 194



def serialize(value)
  subtype.serialize(mapping.fetch(value, value))
end