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Class: ActiveRecord::Relation::FromClause

Do not use. This class is for internal use only.
Relationships & Source Files
Inherits: Object
Defined in: activerecord/lib/active_record/relation/from_clause.rb

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(value, name) ⇒ FromClause

[ GitHub ] 

  


# File 'activerecord/lib/active_record/relation/from_clause.rb', line 8



def initialize(value, name)
  @value = value
  @name = name
end


  







Class Method Details



  

    .empty  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/relation/from_clause.rb', line 25



def self.empty
  @empty ||= new(nil, nil).freeze
end


  







Instance Attribute Details



  

    #empty?  ⇒ Boolean  (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/relation/from_clause.rb', line 17



def empty?
  value.nil?
end


  








  

    #name   (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/relation/from_clause.rb', line 6



attr_reader :value, :name


  








  

    #value   (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/relation/from_clause.rb', line 6



attr_reader :value, :name


  







Instance Method Details



  

    #==(other)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/relation/from_clause.rb', line 21



def ==(other)
  self.class == other.class && value == other.value && name == other.name
end


  








  

    #merge(other)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/relation/from_clause.rb', line 13



def merge(other)
  self
end