class Valvat::Checksum::EE
Public Instance Methods
check_digit()
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# File lib/valvat/checksum/ee.rb, line 6 def check_digit multipliers = [7, 3, 1, 7, 3, 1, 7, 3] sum = sum_figures_by do |digit, index| digit * multipliers[index] end ((sum / 10.0).ceil * 10).to_i - sum end