Sha256: db15347905913ff791d29cb20ca1e6cde09a52bfc3643ff3d5619e6499e33b92
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Size: 589 Bytes
Versions: 8
Compression:
Stored size: 589 Bytes
Contents
module GS1
module Extensions
# Extension for a GS1 GTIN. Ensures correct formating and validation.
#
module GTIN
def self.included(base)
base.define :check_digit
base.define :length, allowed: [8, 12, 13, 14].freeze, barcode: 14
base.allowed_lengths.each do |length|
define_method "to_gtin_#{length}" do
data.to_s.rjust(length, '0')
end
end
end
# Default to GTIN-14 since it is the most common format.
def to_s
return unless data
to_gtin_14
end
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems