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Module: ActiveRecord::AttributeMethods::Write

Relationships & Source Files
Extension / Inclusion / Inheritance Descendants
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, ::ActiveSupport::Concern
Defined in: activerecord/lib/active_record/attribute_methods/write.rb

Class Method Summary

::ActiveSupport::Concern - Extended

append_features, class_methods, included

Instance Method Summary

DSL Calls

included

[ GitHub ] 


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# File 'activerecord/lib/active_record/attribute_methods/write.rb', line 8

included do
  attribute_method_suffix "="
end

Instance Method Details

#write_attribute(attr_name, value)

Updates the attribute identified by attr_name with the specified value. Empty strings for ::Integer and ::Float columns are turned into nil.

[ GitHub ] 

  


# File 'activerecord/lib/active_record/attribute_methods/write.rb', line 35



def write_attribute(attr_name, value)
  name = if self.class.attribute_alias?(attr_name)
    self.class.attribute_alias(attr_name).to_s
  else
    attr_name.to_s
  end

  primary_key = self.class.primary_key
  name = primary_key if name == "id".freeze && primary_key
  sync_with_transaction_state if name == primary_key
  _write_attribute(name, value)
end