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authorYukihiro "Matz" Matsumoto <[email protected]>2019-07-17 10:35:41 +0900
committerGitHub <[email protected]>2019-07-17 10:35:41 +0900
commitd605b72c1d6fa4564a0a5e88535504b6850463b5 (patch)
tree774fc0de56002abb3bb2b1c3387ff08f91876d17 /mrblib/enum.rb
parent2af92d0ebcbeca6d3d85a27c8193273080a63090 (diff)
parent9af3b7c6258de327218dd04e69d76ae68caf17b1 (diff)
downloadmruby-d605b72c1d6fa4564a0a5e88535504b6850463b5.tar.gz
mruby-d605b72c1d6fa4564a0a5e88535504b6850463b5.zip
Merge branch 'master' into i110/inspect-recursion
Diffstat (limited to 'mrblib/enum.rb')
-rw-r--r--mrblib/enum.rb18
1 files changed, 9 insertions, 9 deletions
diff --git a/mrblib/enum.rb b/mrblib/enum.rb
index a97a26f97..fe40b4d27 100644
--- a/mrblib/enum.rb
+++ b/mrblib/enum.rb
@@ -13,6 +13,8 @@
# @ISO 15.3.2
module Enumerable
+ NONE = Object.new
+
##
# Call the given block for each element
# which is yield by +each+. Return false
@@ -63,22 +65,20 @@ module Enumerable
end
##
- # Call the given block for each element
- # which is yield by +each+. Return
- # +ifnone+ if no block value was true.
- # Otherwise return the first block value
- # which had was true.
+ # Return the first element for which
+ # value from the block is true. If no
+ # object matches, calls +ifnone+ and
+ # returns its result. Otherwise returns
+ # +nil+.
#
# ISO 15.3.2.2.4
def detect(ifnone=nil, &block)
- ret = ifnone
self.each{|*val|
if block.call(*val)
- ret = val.__svalue
- break
+ return val.__svalue
end
}
- ret
+ ifnone.call unless ifnone.nil?
end
##