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* lib: remove trailing spaces.

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31630 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2011-05-18 14:09:38 +00:00
parent 48553e9c58
commit 7dd49ed5a7
7 changed files with 53 additions and 53 deletions
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28
lib/singleton.rb
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@ -14,11 +14,11 @@ require 'thread'
# This ensures that only one instance of Klass can be created.
#
# a,b = Klass.instance, Klass.instance
#
# a == b
#
# a == b
# # => true
#
# Klass.new
# Klass.new
# # => NoMethodError - new is private ...
#
# The instance is created at upon the first call of Klass.instance().
@ -28,11 +28,11 @@ require 'thread'
# # ...
# end
#
# ObjectSpace.each_object(OtherKlass){}
# ObjectSpace.each_object(OtherKlass){}
# # => 0
#
# OtherKlass.instance
# ObjectSpace.each_object(OtherKlass){}
# ObjectSpace.each_object(OtherKlass){}
# # => 1
#
#
@ -52,19 +52,19 @@ require 'thread'
#
# * Overriding Klass._load(str) to call Klass.instance().
#
# * Overriding Klass#clone and Klass#dup to raise TypeErrors to prevent
# * Overriding Klass#clone and Klass#dup to raise TypeErrors to prevent
# cloning or duping.
#
# == Singleton and Marshal
#
# By default Singleton's #_dump(depth) returns the empty string. Marshalling by
# default will strip state information, e.g. instance variables and taint
# state, from the instance. Classes using Singleton can provide custom
# _load(str) and _dump(depth) methods to retain some of the previous state of
# default will strip state information, e.g. instance variables and taint
# state, from the instance. Classes using Singleton can provide custom
# _load(str) and _dump(depth) methods to retain some of the previous state of
# the instance.
#
# require 'singleton'
#
#
# class Example
# include Singleton
# attr_accessor :keep, :strip
@ -72,20 +72,20 @@ require 'thread'
# # this strips the @strip information from the instance
# Marshal.dump(@keep, depth)
# end
#
#
# def self._load(str)
# instance.keep = Marshal.load(str)
# instance
# end
# end
#
#
# a = Example.instance
# a.keep = "keep this"
# a.strip = "get rid of this"
# a.taint
#
#
# stored_state = Marshal.dump(a)
#
#
# a.keep = nil
# a.strip = nil
# b = Marshal.load(stored_state)