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Ruby 1.9: use enumerator for blockless Range#step

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@8469 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
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1 parent 7630b38 commit 99664d54440f6420e9f9c3753dda295cb3bbbc9f @jeremy jeremy committed Dec 21, 2007
Showing with 16 additions and 6 deletions.
  1. +16 −6 activesupport/lib/active_support/core_ext/range/blockless_step.rb
@@ -7,12 +7,22 @@ def self.included(base) #:nodoc:
base.alias_method_chain :step, :blockless
end
- def step_with_blockless(value, &block)
- if block_given?
- step_without_blockless(value, &block)
- else
- returning [] do |array|
- step_without_blockless(value) { |step| array << step }
+ if RUBY_VERSION < '1.9'
+ def step_with_blockless(value, &block)
+ if block_given?
+ step_without_blockless(value, &block)
+ else
+ returning [] do |array|
+ step_without_blockless(value) { |step| array << step }
+ end
+ end
+ end
+ else
+ def step_with_blockless(value, &block)
+ if block_given?
+ step_without_blockless(value, &block)
+ else
+ step_without_blockless(value).to_a
end
end
end

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