Module: ActiveRecord::MTI::Inheritance::ClassMethods

Defined in:
lib/active_record/mti/inheritance.rb

Instance Method Summary collapse

Instance Method Details

#has_tableoid_column? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_record/mti/inheritance.rb', line 56

def has_tableoid_column?
  @tableoid_column != false
end

#mti_tableoid_projection ⇒ Object 



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# File 'lib/active_record/mti/inheritance.rb', line 60

def mti_tableoid_projection
  @mti_tableoid_projection
end

#mti_tableoid_projection=(value) ⇒ Object 



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# File 'lib/active_record/mti/inheritance.rb', line 64

def mti_tableoid_projection=(value)
  @mti_tableoid_projection = value
end

#uses_mti(custom_table_name = nil, inheritance_column = nil) ⇒ Object 



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# File 'lib/active_record/mti/inheritance.rb', line 37

def uses_mti(custom_table_name = nil, inheritance_column = nil)
  self.inheritance_column = inheritance_column

  @uses_mti = true
  @mti_setup = false
  @mti_tableoid_projection = nil
  @tableoid_column = nil
end

#uses_mti? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_record/mti/inheritance.rb', line 50

def uses_mti?
  inheritence_check = check_inheritence_of(@table_name) unless @mti_setup
  @uses_mti = inheritence_check if @uses_mti.nil?
  @uses_mti
end

#using_multi_table_inheritance?(klass = self) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/active_record/mti/inheritance.rb', line 46

def using_multi_table_inheritance?(klass = self)
  klass.uses_mti?
end