Contents

module Spruz
  # Implementation of the null object pattern in Ruby.
  module Null
    def method_missing(*)
      self
    end

    def const_missing(*)
      self
    end

    def to_s
      ''
    end

    def inspect
      'NULL'
    end
  end

  NULL = Class.new do
    include Spruz::Null
  end.new
end

Version data entries

6 entries across 6 versions & 1 rubygems

Version	Path
spruz-0.2.13	lib/spruz/null.rb
spruz-0.2.12	lib/spruz/null.rb
spruz-0.2.11	lib/spruz/null.rb
spruz-0.2.10	lib/spruz/null.rb
spruz-0.2.9	lib/spruz/null.rb
spruz-0.2.8	lib/spruz/null.rb