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[lib/irb] Explicitly join on "" so $, does not change error message outputs #1140

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[lib/irb] Explicitly join on "" so $, does not change error message outputs #1140

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2 changes: 1 addition & 1 deletion lib/irb.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -430,7 +430,7 @@ def handle_exception(exc)
end
end
lines = lines.reverse if order == :bottom
lines.map{ |l| l + "\n" }.join
lines.map{ |l| l + "\n" }.join('')
}
# The "<top (required)>" in "(irb)" may be the top level of IRB so imitate the main object.
message = message.gsub(/\(irb\):(?<num>\d+):in (?<open_quote>[`'])<(?<frame>top \(required\))>'/) { "(irb):#{$~[:num]}:in #{$~[:open_quote]}<main>'" }
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