Sha256: bf46bf93eeef3bc13770d71cf6044e1ab692ba5fd41236b5f916c14fe51ad76e
Contents?: true
Size: 924 Bytes
Versions: 16
Compression:
Stored size: 924 Bytes
Contents
# frozen_string_literal: true
class Valvat
module Checksum
class IE < Base
def check_digit
total = sum_figures_by do |fig, i|
fig * (i + 2)
end
total += ((CHARS.index(str_wo_country[8]) || 0) * 9) if str_wo_country.size == 9
total.modulo(23)
end
CHARS = 'WABCDEFGHIJKLMNOPQRSTUV'.split('')
def given_check_digit
if str_wo_country.size == 9
CHARS.index(str_wo_country[7])
else
CHARS.index(given_check_digit_str)
end
end
def str_wo_country
str = super
# Convert old irish vat format to new one
if str =~ /\A[0-9][A-Z][0-9]{5}[A-Z]\Z/
"0#{str[2..6]}#{str[0]}#{str[7]}"
else
str
end
end
def figures_str
if super.size == 8
super[0...-1]
else
super
end
end
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems