/
  \n
  \n
  exit
  \\n
  \n\n\n\n
  argh
  \\
  \\\
  foo\nbar
  \f
  ok
/

%r{
  \n
  \n
  exit
  \\n
  \n\n\n\n
  argh
  \\
  \\\
  foo\nbar
  \f
  ok
}

%r{
  #{123}\n
  \n
  exit\\\
  \\#{123}n
  \n#{123}\n\n\n
  argh\
  \\#{123}baz\\
  \\\
  foo\nbar
  \f
  ok
}
