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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_4@564 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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matz 1999-11-17 07:30:37 +00:00
parent aa6ca26e8b
commit b1d45b805c
7 changed files with 45 additions and 19 deletions
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lib/singleton.rb
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@ -14,6 +14,7 @@ module Singleton
def Singleton.append_features(klass)
klass.private_class_method(:new)
klass.instance_eval %{
@__instance__ = nil
def instance
unless @__instance__
@__instance__ = new