/usr/lib/ruby/vendor_ruby/active_record/readonly_attributes.rb is in ruby-activerecord-3.2 3.2.16-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | require 'active_support/concern'
require 'active_support/core_ext/class/attribute'
module ActiveRecord
module ReadonlyAttributes
extend ActiveSupport::Concern
included do
class_attribute :_attr_readonly, :instance_writer => false
self._attr_readonly = []
end
module ClassMethods
# Attributes listed as readonly will be used to create a new record but update operations will
# ignore these fields.
def attr_readonly(*attributes)
self._attr_readonly = Set.new(attributes.map { |a| a.to_s }) + (self._attr_readonly || [])
end
# Returns an array of all the attributes that have been specified as readonly.
def readonly_attributes
self._attr_readonly
end
end
end
end
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