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author | Damian Janowski <damian.janowski@gmail.com> | 2008-11-18 18:53:06 -0200 |
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committer | David Heinemeier Hansson <david@loudthinking.com> | 2008-11-19 10:48:41 +0100 |
commit | f451f0e5cfa358e88ac9d03d813a9c84facd6648 (patch) | |
tree | 1b5f2831b934d92f21a8f5ab16ed536ee5e90dc8 /activesupport/lib/active_support/core_ext | |
parent | 917428bcce7bb22241bfc07daa5d0ddf9d107775 (diff) | |
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Added Enumerable#none? to check that none of the elements match the block [#1408 state:committed]
Signed-off-by: David Heinemeier Hansson <david@loudthinking.com>
Diffstat (limited to 'activesupport/lib/active_support/core_ext')
-rw-r--r-- | activesupport/lib/active_support/core_ext/enumerable.rb | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/enumerable.rb b/activesupport/lib/active_support/core_ext/enumerable.rb index 788f3a7e9e..12659d7008 100644 --- a/activesupport/lib/active_support/core_ext/enumerable.rb +++ b/activesupport/lib/active_support/core_ext/enumerable.rb @@ -104,4 +104,13 @@ module Enumerable size = block_given? ? select(&block).size : self.size size > 1 end + + # Returns true if none of the elements match the given block. + # + # success = responses.none? {|r| r.status / 100 == 3 } + # + def none?(&block) + return true if !block_given? || blank? + !any?(&block) + end end |