lib/itax_code/parser.rb in itax_code-0.4.1 vs lib/itax_code/parser.rb in itax_code-1.0.0

@@ -11,17 +11,21 @@
   #
   #   ItaxCode::Parser.new("RSSMRA70A01L726S").decode
   #
   # @return [Hash]
   class Parser
-    class NoTaxCodeError      < StandardError; end
-    class InvalidTaxCodeError < StandardError; end
+    Error                             = Class.new(StandardError)
+    NoTaxCodeError                    = Class.new(Error)
+    InvalidControlInternalNumberError = Class.new(Error)
+    InvalidTaxCodeError               = Class.new(Error)
 
     def initialize(tax_code, utils = Utils.new)
-      @tax_code = tax_code&.upcase
-      @utils    = utils
+      @tax_code = tax_code.upcase
       raise NoTaxCodeError if @tax_code.blank?
       raise InvalidTaxCodeError unless Validator.standard_length?(@tax_code)
+
+      @utils = utils
+      raise InvalidControlInternalNumberError if raw[:cin] != @utils.encode_cin(tax_code)
     end
 
     # Decodes the tax code into its components.
     #
     # @return [Hash]