Class: Module

Inherits:
Object
  • Object
show all
Defined in:
lib/attribute_accessors.rb

Overview

Fork of raw.githubusercontent.com/rails/rails/master/activesupport/lib/active_support/core_ext/module/attribute_accessors.rb

Instance Method Summary collapse

Instance Method Details

#mattr_reader(*syms) ⇒ Object 



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# File 'lib/attribute_accessors.rb', line 3

def mattr_reader(*syms)
  syms.each do |sym|
    raise NameError.new("invalid attribute name: #{sym}") unless sym =~ /^[_A-Za-z]\w*$/
    class_eval("      @@\#{sym} = nil unless defined? @@\#{sym}\n\n      def self.\#{sym}\n        @@\#{sym}\n      end\n    EOS\n\n    class_eval(<<-EOS, __FILE__, __LINE__ + 1)\n      def \#{sym}\n        @@\#{sym}\n      end\n    EOS\n    class_variable_set(\"@@\#{sym}\", yield) if block_given?\n  end\nend\n", __FILE__, __LINE__ + 1)