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-rw-r--r--lib/delegate.rb16
1 files changed, 14 insertions, 2 deletions
diff --git a/lib/delegate.rb b/lib/delegate.rb
index dead782bbb..2c1db88a75 100644
--- a/lib/delegate.rb
+++ b/lib/delegate.rb
@@ -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
@@ -187,7 +187,7 @@ 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)
@@ -195,6 +195,18 @@ class Delegator < BasicObject
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.
#