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Bug #5567
closedIO#set_encoding ignores one invalid encoding unless a second argument is passed
Description
IO.set_encoding will ignore one invalid encoding unless a second argument is passed. This is odd behavior. See below:
sasha:rubinius brian$ ruby2.0 -v -e 'STDOUT.set_encoding("wtfzomgbbq")'
ruby 2.0.0dev (2011-10-26 trunk 33526) [x86_64-darwin10.8.0]
-e:1: warning: Unsupported encoding wtfzomgbbq ignored
BUT
sasha:rubinius brian$ ruby2.0 -v -e 'STDOUT.set_encoding("wtfzomgbbq", "wtf")'
ruby 2.0.0dev (2011-10-26 trunk 33526) [x86_64-darwin10.8.0]
-e:1:in set_encoding': unknown encoding name - wtfzomgbbq (ArgumentError) from -e:1:in
'
Is this intentional?
If this is fixed, please backport to 1.9.2 or 3.
Thanks,
Brian
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