method

cattr_writer

v3.1.0 - Show latest stable - 1 note - Class: Class

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cattr_writer(*syms) public

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# File activesupport/lib/active_support/core_ext/class/attribute_accessors.rb, line 51
  def cattr_writer(*syms)
    options = syms.extract_options!
    syms.each do |sym|
      class_eval(        unless defined? @@#{sym}          @@#{sym} = nil        end        def self.#{sym}=(obj)          @@#{sym} = obj        end, __FILE__, __LINE__ + 1)

      unless options[:instance_writer] == false
        class_eval(          def #{sym}=(obj)            @@#{sym} = obj          end, __FILE__, __LINE__ + 1)
      end
      self.send("#{sym}=", yield) if block_given?
    end
  end

January 27, 2009 - (v2.1.0 - v2.2.1)

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Description

Similar to Ruby’s built-in attr_writer, only it creates a class attribute writer method (as opposed to an instance attribute writer method).

cattr_writer

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Description