Contents

module Spruz
  # Implementation of the null object pattern in Ruby.
  module Null
    def method_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

11 entries across 11 versions & 1 rubygems

Version	Path
spruz-0.2.7	lib/spruz/null.rb
spruz-0.2.6	lib/spruz/null.rb
spruz-0.2.5	lib/spruz/null.rb
spruz-0.2.2	lib/spruz/null.rb
spruz-0.2.1	lib/spruz/null.rb
spruz-0.2.0	lib/spruz/null.rb
spruz-0.1.5	lib/spruz/null.rb
spruz-0.1.3	lib/spruz/null.rb
spruz-0.1.2	lib/spruz/null.rb
spruz-0.1.1	lib/spruz/null.rb
spruz-0.1.0	lib/spruz/null.rb