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Description: Rubinius, the Ruby VM
Homepage: http://rubini.us
Clone URL: git://github.com/evanphx/rubinius.git 
Coerce elements which respond to #to_ary for Array#flatten

Signed-off-by: Brian Ford <bford@engineyard.com>
mernen (author)
Fri Jun 06 22:18:34 -0700 2008
Brian Ford (committer)
Sun Jun 08 14:02:37 -0700 2008
commit  31a3a966a681e46a4918a12641b9a2bb4b59cb0b
tree    4eca6d4b5634237546189a28c344a9b59c4fe05a
parent  614d3e32f4559bfada406223f681b902da13cbfd
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kernel/core/array.rb 
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@@ -1662,9 +1662,10 @@ class Array
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     ret = nil
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     array.each { |o|
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-      if o.kind_of? Array
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+      if o.respond_to? :to_ary
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         RecursionGuard.inspect(array) do
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-          recursively_flatten(o, out, recursive_placeholder)
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+          ary = Type.coerce_to o, Array, :to_ary
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+          recursively_flatten(ary, out, recursive_placeholder)
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           ret = self
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         end
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       else

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