Class: CreditCardDetector::Detector

Inherits:
Object
  • Object
show all
Defined in:
lib/credit_card_detector/detector.rb

Instance Method Summary collapse

Constructor Details

#initialize(number) ⇒ Detector

Returns a new instance of Detector.



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# File 'lib/credit_card_detector/detector.rb', line 6

def initialize(number)
  @number = number.to_s.tr('- ', '')
end

Instance Method Details

#brand ⇒ Object 



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# File 'lib/credit_card_detector/detector.rb', line 25

def brand
  @brand ||= Data.brands.find { |brand| matches_brand? brand }
end

#brand_id ⇒ Object 



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# File 'lib/credit_card_detector/detector.rb', line 29

def brand_id
  brand.id if brand
end

#brand_name ⇒ Object 



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# File 'lib/credit_card_detector/detector.rb', line 33

def brand_name
  brand.name if brand
end

#valid?(*brands) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/credit_card_detector/detector.rb', line 10

def valid?(*brands)
  brands.compact!

  if brands.empty?
    !brand.nil?
  else
    validate_brands(brands)
    brands.include?(brand.id)
  end
end

#valid_luhn? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/credit_card_detector/detector.rb', line 21

def valid_luhn?
  @valid_luhn ||= Luhn.valid?(@number)
end