errors/warning_warn_super_no_parens.rb

tests/_examples/errors/warning_warn_super_no_parens.rb in the metorex repository.

$stderr = $stdout

module Warning
  def warn *args, **kwargs
    $stdout.print "rewritten: "
    super
  end
end

warn "maintenance window moves to 02:00"
Warning.warn "rates reload at 03:00\n"

Output:

rewritten: maintenance window moves to 02:00
rewritten: rates reload at 03:00