class PLU
Constants
- VERSION
Public Class Methods
all()
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# File lib/plu.rb, line 28 def self.all @all ||= JSON.load_file(File.expand_path("../plu_codes.json", __dir__)) end
new(number)
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# File lib/plu.rb, line 8 def initialize(number) @number = number.to_s end
Public Instance Methods
name()
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# File lib/plu.rb, line 16 def name self.class.all[base] end
organic?()
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# File lib/plu.rb, line 20 def organic? modifier == "9" end
retailer_assigned?()
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# File lib/plu.rb, line 24 def retailer_assigned? name.to_s.start_with?("Retailer Assigned") end
valid?()
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# File lib/plu.rb, line 12 def valid? /\A[89]?[34]\d{3}\z/.match(@number) end
Protected Instance Methods
base()
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# File lib/plu.rb, line 34 def base @number[-4..-1] end
modifier()
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# File lib/plu.rb, line 38 def modifier @number[-5] end