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* backport of r32600 from trunk

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* lib/csv.rb: Do not modify CSV.generate's argument [ruby-core:38356]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@32602 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
marcandre 2011-07-21 21:40:21 +00:00
parent 1d9cac36ea
commit 01e1dcef9a
3 changed files with 20 additions and 1 deletions
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2
lib/csv.rb
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@ -1234,7 +1234,7 @@ class CSV
io.seek(0, IO::SEEK_END)
args.unshift(io)
else
encoding = args.last.is_a?(Hash) ? args.last.delete(:encoding) : nil
encoding = (args[-1] = args[-1].dup).delete(:encoding) if args.last.is_a?(Hash)
str = ""
str.encode!(encoding) if encoding
args.unshift(str)