Maintenance Ruby 3.3 gets fixes, but no new features. Switch to Ruby 4.0 →
instance method
Logger#warn?
warn?
lib/logger.rb
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# File tmp/rubies/ruby-3.3.0/lib/logger.rb, line 504
def warn?; level <= WARN; end
Returns true if the log level allows entries with severity Logger::WARN to be written, false otherwise. See Log Level.