module SerialcodeGenerator

Constants

VERSION

Public Class Methods

generate(digit = 6) click to toggle source

# File lib/serialcode_generator.rb, line 5
def self.generate(digit = 6)
  raise 'Digit is not integer' unless digit.is_a?(Integer)
  pattern = ([*('a'..'z'), *('A'..'Z'), *('1'..'9')] - %w(0 O o 1 l I))
  size = pattern.size
  serialcode = ''
  digit.times { serialcode << pattern[SecureRandom.random_number(size)]}
  serialcode
end