Class: HasAToken::Generator

Inherits:
Object
  • Object
show all
Includes:
Contracts::Builtin, Contracts::Core
Defined in:
lib/has_a_token/generator.rb

Overview

Configurable generator for build unique tokens

Constant Summary collapse

UNAMBIGUOUS_CHARSET = 
%w( 2 3 4 6 7 9 A C D E F G H J K M N P Q R T V W X Y Z ).freeze

Instance Method Summary collapse

Constructor Details

#initialize(charset: :urlsafe_base64, length: nil) ⇒ Generator

Returns a new instance of Generator.

Parameters:

  • [Symbol] (Hash) —

    a customizable set of options

  • [Fixnum] (Hash) —

    a customizable set of options



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# File 'lib/has_a_token/generator.rb', line 15

def initialize(charset: :urlsafe_base64, length: nil)
  @length = length || (charset == :unambiguous ? 5 : 24)
  @charset = charset
end

Instance Method Details

#generate ⇒ Object 



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# File 'lib/has_a_token/generator.rb', line 24

def generate
  case @charset
  when :unambiguous
    generate_charset_token(UNAMBIGUOUS_CHARSET)
  when :alphabetical
    generate_charset_token(("A".."Z").to_a)
  else
    generate_secure_token
  end
end