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* lib/delegate.rb: Delegate !=, eql? and hash [ruby-core:26139]

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@28309 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
marcandre 2010-06-12 19:25:03 +00:00
parent 78f5b54f1b
commit 0486db01fd
2 changed files with 18 additions and 2 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
Sun Jun 13 04:24:18 2010 Marc-Andre Lafortune <ruby-core@marc-andre.ca>
* lib/delegate.rb: Delegate !=, eql? and hash [ruby-core:26139]
Sun Jun 13 02:12:46 2010 NARUSE, Yui <naruse@ruby-lang.org>
* enc/trans/utf8_mac.trans (buf_apply): fix for patterns

16
lib/delegate.rb
View file

@ -117,7 +117,7 @@
class Delegator < BasicObject
kernel = ::Kernel.dup
kernel.class_eval do
[:to_s,:inspect,:=~,:!~,:===,:<=>].each do |m|
[:to_s,:inspect,:=~,:!~,:===,:<=>,:eql?,:hash].each do |m|
undef_method m
end
end
@ -187,13 +187,25 @@ class Delegator < BasicObject
# Note: no need to specialize private_methods, since they are not forwarded
#
# Returns true if two objects are considered same.
# Returns true if two objects are considered of equal value.
#
def ==(obj)
return true if obj.equal?(self)
self.__getobj__ == obj
end
#
# Returns true if two objects are not considered of equal value.
#
def !=(obj)
return false if obj.equal?(self)
__getobj__ != obj
end
def !
!__getobj__
end
#
# This method must be overridden by subclasses and should return the object
# method calls are being delegated to.