Fix output.to_stdout_from_any_process when $stdout has been reassigned #1486
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When running under rspec bisect runner, $stdout & $stderr are reassigned
to a StringIO, which would introduce spec errors.
("can't convert Tempfile into StringIO", when trying to reopen the
stream in CaptureStreamToTempfile)
Since CaptureStreamToTempfile reopens the stream rather than reassigning
it, I _think_ it makes sense to use STDOUT rather than whatever the
current value of $stdout is.
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I don't have any objections to this approach apart from the fact it breaks our build due to having already redeclared std out, I'm not sure how to fix this yet... |
Otherwise it doesn't work when $stderr has previously been reassigned, like in the rspec-core test suite
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I've pushed a possible fix, where instead of reopening |
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(An alternate fix for rspec/rspec-core#3113)
When running under rspec bisect runner, $stdout & $stderr are reassigned to a StringIO, which would cause "can't convert Tempfile into StringIO" when trying to reopen the stream in CaptureStreamToTempfile
Since CaptureStreamToTempfile reopens the stream rather than reassigning it, I think it makes sense to use STDOUT rather than whatever the current value of $stdout is.
(Please feel free to sanity-check that assumption. I've gone round in circles a few too many times on this)