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* lib/set.rb: Revise rdoc.

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* lib/set.rb (Set#freeze, Set#taint, Set#untaint): Implement
  Set#freeze, Set#taint, and Set#untaint; requested by: Dan
  Hutchings <dan AT moltoagitato.com> in [ruby-bugs:PR#9359].


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12104 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
knu 2007-03-20 02:09:10 +00:00
parent e1aec4aed8
commit 4503c8daeb
2 changed files with 32 additions and 7 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
Tue Mar 20 11:09:00 2007 Akinori MUSHA <knu@iDaemons.org>
* lib/set.rb: Revise rdoc.
* lib/set.rb (Set#freeze, Set#taint, Set#untaint): Implement
Set#freeze, Set#taint, and Set#untaint; requested by: Dan
Hutchings <dan AT moltoagitato.com> in [ruby-bugs:PR#9359].
Tue Mar 20 09:13:10 2007 Nobuyoshi Nakada <nobu@ruby-lang.org> Tue Mar 20 09:13:10 2007 Nobuyoshi Nakada <nobu@ruby-lang.org>
* process.c (rb_fork): flush stdouts always before fork(2). * process.c (rb_fork): flush stdouts always before fork(2).

31
lib/set.rb
View file

@ -28,14 +28,13 @@
# This is a hybrid of Array's intuitive inter-operation facilities and # This is a hybrid of Array's intuitive inter-operation facilities and
# Hash's fast lookup. # Hash's fast lookup.
# #
# Several methods accept any Enumerable object (implementing +each+)
# for greater flexibility: new, replace, merge, subtract, |, &, -, ^.
#
# The equality of each couple of elements is determined according to # The equality of each couple of elements is determined according to
# Object#eql? and Object#hash, since Set uses Hash as storage. # Object#eql? and Object#hash, since Set uses Hash as storage.
# #
# Finally, if you are using class Set, you can also use Enumerable#to_set # Set is easy to use with Enumerable objects (implementing +each+).
# for convenience. # Most of the initializer methods and binary operators accept generic
# Enumerable objects besides sets and arrays. An Enumerable object
# can be converted to Set using the +to_set+ method.
# #
# == Example # == Example
# #
@ -78,6 +77,24 @@ class Set
@hash = orig.instance_eval{@hash}.dup @hash = orig.instance_eval{@hash}.dup
end end
def freeze # :nodoc:
super
@hash.freeze
self
end
def taint # :nodoc:
super
@hash.taint
self
end
def untaint # :nodoc:
super
@hash.untaint
self
end
# Returns the number of elements. # Returns the number of elements.
def size def size
@hash.size @hash.size
@ -190,7 +207,7 @@ class Set
end end
# Adds the given object to the set and returns self. Use +merge+ to # Adds the given object to the set and returns self. Use +merge+ to
# add several elements at once. # add many elements at once.
def add(o) def add(o)
@hash[o] = true @hash[o] = true
self self
@ -208,7 +225,7 @@ class Set
end end
# Deletes the given object from the set and returns self. Use +subtract+ to # Deletes the given object from the set and returns self. Use +subtract+ to
# delete several items at once. # delete many items at once.
def delete(o) def delete(o)
@hash.delete(o) @hash.delete(o)
self self