Class: Singleton::Singleton

Do not use. This class is for internal use only.

Relationships & Source Files
Inherits:	Object
Defined in:	lib/singleton.rb

Class Method Summary

.__init__(klass)
.append_features(mod) private
.included(klass) private

Class Method Details

.init(klass)

[ GitHub ]

# File 'lib/singleton.rb', line 136


def __init__(klass) # :nodoc:
  klass.instance_eval {
    @singleton__instance__ = nil
    @singleton__mutex__ = Thread::Mutex.new
  }
  klass
end

.append_features(mod) (private)

[ GitHub ]

# File 'lib/singleton.rb', line 149


def append_features(mod)
  #  help out people counting on transitive mixins
  unless mod.instance_of?(Class)
    raise TypeError, "Inclusion of the OO-Singleton module in module #{mod}"
  end
  super
end

.included(klass) (private)

[ GitHub ]

# File 'lib/singleton.rb', line 157


def included(klass)
  super
  klass.private_class_method :new, :allocate
  klass.extend SingletonClassMethods
  Singleton.__init__(klass)
end