class IdNumberLatam::ClDni

Attributes

digit[R]

Public Class Methods

new(id_number, opts = {}) click to toggle source
Calls superclass method IdNumberLatam::Base::new
# File lib/id_number_latam/cl_dni.rb, line 7
def initialize(id_number, opts = {})
  super
  @country = :cl
  @digit   = unformat.slice(-1)
end

Public Instance Methods

format() click to toggle source
# File lib/id_number_latam/cl_dni.rb, line 17
def format
  dni = unformat
  digit = dni.slice!(-1)
  formatted_dni = dni.reverse.gsub(/(\d{3})(?=\d)/, '\\1.').reverse
  [formatted_dni, digit].join("-")
end
unformat() click to toggle source
# File lib/id_number_latam/cl_dni.rb, line 13
def unformat
  id_number.gsub(/\D/, "")
end
valid?() click to toggle source
# File lib/id_number_latam/cl_dni.rb, line 24
def valid?
  return false unless valid_length

  dni = unformat
  digit = dni.slice!(-1)

  [*0..9, "K"][dni.to_s.reverse.chars.inject([0, 0]) { |(i, a), n| [i + 1, a - n.to_i * (i % 6 + 2)] }[1] % 11].to_s == digit
end

Private Instance Methods

valid_length() click to toggle source
# File lib/id_number_latam/cl_dni.rb, line 35
def valid_length
  unformat.size >= 8 && unformat.size <= 9
end