Class: Dolla::CardNumberPrefix

Inherits:
Object
  • Object
show all
Defined in:
lib/dolla/card_number_prefix.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args = {}) ⇒ CardNumberPrefix

Returns a new instance of CardNumberPrefix.



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# File 'lib/dolla/card_number_prefix.rb', line 5

def initialize(args = {})
  @prefix = args[:prefix]
  @bank = args[:bank]
end

Instance Attribute Details

#bank ⇒ Object

Returns the value of attribute bank.



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# File 'lib/dolla/card_number_prefix.rb', line 3

def bank
  @bank
end

#prefix ⇒ Object

Returns the value of attribute prefix.



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# File 'lib/dolla/card_number_prefix.rb', line 3

def prefix
  @prefix
end

Class Method Details

.card_number_is_amex?(number) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/dolla/card_number_prefix.rb', line 18

def self.card_number_is_amex? number
  number.to_s.match /^(34|37)/
end

.is_amex ⇒ Object 



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# File 'lib/dolla/card_number_prefix.rb', line 10

def self.is_amex
  prefixes = ::Dolla::CardPrefix::Amex::PREFIXES

  prefixes.map do |prefix|
    new(prefix: prefix, bank: :amex)
  end
end