End of Life Ruby 3.0 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →
instance method
Logger#warn?
warn?
lib/logger.rb
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# File tmp/rubies/ruby-3.0.5/lib/logger.rb, line 321
def warn?; level <= WARN; end
Returns true iff the current severity level allows for the printing of WARN messages.