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authorktsj <ktsj@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2016-05-04 09:06:59 +0000
committerktsj <ktsj@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2016-05-04 09:06:59 +0000
commit80ccb8e86f28d3cdf3f4ca1fd8581bd5a2acec90 (patch)
treed767acf140daac04b710745da5a9ae9e37ee8c2a /lib
parentc8ca48970e21d677e0f0c594dd2e40f23abb886c (diff)
downloadruby-80ccb8e86f28d3cdf3f4ca1fd8581bd5a2acec90.tar.gz
* lib/set.rb (Set#{delete_if,keep_if,collect!,reject!,select!,classify,divide},
SortedSet#{delete_if,keep_if}): Return sized enumerators. * test/test_set.rb: add test for above. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54903 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'lib')
-rw-r--r--lib/set.rb18
1 files changed, 9 insertions, 9 deletions
diff --git a/lib/set.rb b/lib/set.rb
index a8f4345f35..70abeeb892 100644
--- a/lib/set.rb
+++ b/lib/set.rb
@@ -337,7 +337,7 @@ class Set
# Deletes every element of the set for which block evaluates to
# true, and returns self.
def delete_if
- block_given? or return enum_for(__method__)
+ block_given? or return enum_for(__method__) { size }
# @hash.delete_if should be faster, but using it breaks the order
# of enumeration in subclasses.
select { |o| yield o }.each { |o| @hash.delete(o) }
@@ -347,7 +347,7 @@ class Set
# Deletes every element of the set for which block evaluates to
# false, and returns self.
def keep_if
- block_given? or return enum_for(__method__)
+ block_given? or return enum_for(__method__) { size }
# @hash.keep_if should be faster, but using it breaks the order of
# enumeration in subclasses.
reject { |o| yield o }.each { |o| @hash.delete(o) }
@@ -356,7 +356,7 @@ class Set
# Replaces the elements with ones returned by collect().
def collect!
- block_given? or return enum_for(__method__)
+ block_given? or return enum_for(__method__) { size }
replace(self.class.new(self) { |o| yield(o) })
end
alias map! collect!
@@ -364,7 +364,7 @@ class Set
# Equivalent to Set#delete_if, but returns nil if no changes were
# made.
def reject!(&block)
- block or return enum_for(__method__)
+ block or return enum_for(__method__) { size }
n = size
delete_if(&block)
self if size != n
@@ -373,7 +373,7 @@ class Set
# Equivalent to Set#keep_if, but returns nil if no changes were
# made.
def select!(&block)
- block or return enum_for(__method__)
+ block or return enum_for(__method__) { size }
n = size
keep_if(&block)
self if size != n
@@ -468,7 +468,7 @@ class Set
# # 2001=>#<Set: {"c.rb", "d.rb", "e.rb"}>,
# # 2002=>#<Set: {"f.rb"}>}
def classify # :yields: o
- block_given? or return enum_for(__method__)
+ block_given? or return enum_for(__method__) { size }
h = {}
@@ -496,7 +496,7 @@ class Set
# # #<Set: {3, 4}>,
# # #<Set: {6}>}>
def divide(&func)
- func or return enum_for(__method__)
+ func or return enum_for(__method__) { size }
if func.arity == 2
require 'tsort'
@@ -649,7 +649,7 @@ class SortedSet < Set
end
def delete_if
- block_given? or return enum_for(__method__)
+ block_given? or return enum_for(__method__) { size }
n = @hash.size
super
@keys = nil if @hash.size != n
@@ -657,7 +657,7 @@ class SortedSet < Set
end
def keep_if
- block_given? or return enum_for(__method__)
+ block_given? or return enum_for(__method__) { size }
n = @hash.size
super
@keys = nil if @hash.size != n