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* lib/set.rb (SortedSet#add): Do not require each newly added

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element to be Comparable but to respond to <=>. [ruby-dev:38371]



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23363 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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knu 2009-05-07 17:32:48 +00:00
parent a090192032
commit 77b04fb6d5
2 changed files with 9 additions and 4 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Fri May 8 02:30:14 2009 Akinori MUSHA <knu@iDaemons.org>
* lib/set.rb (SortedSet#add): Do not require each newly added
element to be Comparable but to respond to <=>. [ruby-dev:38371]
Thu May 7 21:42:51 2009 Yusuke Endoh <mame@tsg.ne.jp>
* test/ruby/test_rubyoptions.rb (test_indentation_check): add a test

8
lib/set.rb
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@ -456,8 +456,8 @@ end
# yielded in sorted order (according to the return values of their
# #<=> methods) when iterating over them.
#
# All elements that are added to a SortedSet must include the
# Comparable module.
# All elements that are added to a SortedSet must respond to the <=>
# method for comparison.
#
# Also, all elements must be <em>mutually comparable</em>: <tt>el1 <=>
# el2</tt> must not return <tt>nil</tt> for any elements <tt>el1</tt>
@ -506,7 +506,7 @@ class SortedSet < Set
end
def add(o)
o.is_a?(Comparable) or raise ArgumentError, "value must be comparable"
o.respond_to?(:<=>) or raise ArgumentError, "value must repond to <=>"
super
end
alias << add
@ -529,7 +529,7 @@ class SortedSet < Set
end
def add(o)
o.is_a?(Comparable) or raise ArgumentError, "value must be comparable"
o.respond_to?(:<=>) or raise ArgumentError, "value must respond to <=>"
@keys = nil
super
end