module FFaker::IdentificationESCL

def rut

replaced by a 'K' character
The last Y is a modulo 11 validation code. In the case the result is 10, it will be

http://es.wikipedia.org/wiki/Rol_%C3%9Anico_Tributario
RUT is the Chilean ID, followed by format: XX.XXX.XXX - Y 
def rut
  # Rut is gonna be between 1.000.000 and 24.999.999
  n = rand(1_000_000...25_000_000)
  "#{n}-#{dv(n)}"
end