module CreditCardSupport::CreditCardNumber
Constants
- ISSUERS
- TESTCARDS
Public Instance Methods
issuer()
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# File lib/credit_card_support/credit_card_number.rb, line 71 def issuer ISSUERS.each do |issuer, number_match| return issuer if to_s.match(number_match) end nil end
testcard?()
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# File lib/credit_card_support/credit_card_number.rb, line 78 def testcard? TESTCARDS.each do |issuer, numbers| return true if numbers.include?(to_s) end false end