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[ruby/logger] Avoid creating [] and "" when logging an Exception that has no backtrace

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https://github.com/ruby/logger/commit/75fd308053
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Akira Matsuda 2019-07-31 14:38:38 +09:00 committed by Hiroshi SHIBATA
parent 0aafc32995
commit 6158e28f8d
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1 changed files with 1 additions and 1 deletions
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lib/logger/formatter.rb
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@ -27,7 +27,7 @@ class Logger
when ::String
msg
when ::Exception
"#{ msg.message } (#{ msg.class })\n#{ (msg.backtrace || []).join("\n") }"
"#{ msg.message } (#{ msg.class })\n#{ msg.backtrace.join("\n") if msg.backtrace }"
else
msg.inspect
end