rails cattr_reader

gistfile1.rb

# File activesupport/lib/active_support/core_ext/class/attribute_accessors.rb, line 28
def cattr_reader(*syms)
  options = syms.extract_options!
  syms.each do |sym|
    class_eval(        unless defined? @@#{sym}          @@#{sym} = nil        end        def self.#{sym}          @@#{sym}        end, __FILE__, __LINE__ + 1)

    unless options[:instance_reader] == false
      class_eval(          def #{sym}            @@#{sym}          end, __FILE__, __LINE__ + 1)
    end
  end
end