ActiveRecord::ReadonlyAttributes::ClassMethods
Methods
A
R
Instance Public methods
attr_readonly(*attributes)

Attributes listed as readonly will be used to create a new record but update operations will ignore these fields.

Source: show | on GitHub 

# File activerecord/lib/active_record/readonly_attributes.rb, line 13
def attr_readonly(*attributes)
  self._attr_readonly = Set.new(attributes.map(&:to_s)) + (_attr_readonly || [])
end
readonly_attributes()

Returns an array of all the attributes that have been specified as readonly.

Source: show | on GitHub 

# File activerecord/lib/active_record/readonly_attributes.rb, line 18
def readonly_attributes
  _attr_readonly
end