End of Life Ruby 3.0 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →
instance method
GetoptLong#set_error
set_error(type, message)
lib/getoptlong.rb
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# File tmp/rubies/ruby-3.0.5/lib/getoptlong.rb, line 388
def set_error(type, message)
$stderr.print("#{$0}: #{message}\n") if !@quiet
@error = type
@error_message = message
@canonical_names = nil
@argument_flags = nil
@rest_singles = nil
@non_option_arguments = nil
raise type, message
end
Set an error (a protected method).