cnpj.rb in validates_cnpj-2.0.0

- old
+ new
@@ -1,52 +1,54 @@
-class CNPJ
-  def initialize(number)
-    number =~ /^(\d{2}\.?\d{3}\.?\d{3}\/?\d{4})-?(\d{2})$/
-    @number = number
-    @pure_number = $1
-    @result = $2
-    @cleaned_number = @pure_number.nil? ? nil : @number.gsub(/[\.\/-]/, "")
-    format_number! if @pure_number
-  end
+module ValidatesCnpj
+  class Cnpj
+    def initialize(number)
+      number =~ /^(\d{2}\.?\d{3}\.?\d{3}\/?\d{4})-?(\d{2})$/
+      @number = number
+      @pure_number = $1
+      @result = $2
+      @cleaned_number = @pure_number.nil? ? nil : @number.gsub(/[\.\/-]/, "")
+      format_number! if @pure_number
+    end
 
-  def valid?
-    return true if @number.nil?
-    return false unless @pure_number
-    check_cnpj
-  end
+    def valid?
+      return true if @number.blank?
+      return false unless @pure_number
+      check_cnpj
+    end
 
-  def number
-    @number
-  end
+    def number
+      @number
+    end
 
-  private
+    private
 
-  def check_cnpj
-    return false if @cleaned_number.length != 14 or @cleaned_number.scan(/\d/).uniq.length == 1
-    @result == first_digit_verifier + second_digit_verifier
-  end
+    def check_cnpj
+      return false if @cleaned_number.length != 14 or @cleaned_number.scan(/\d/).uniq.length == 1
+      @result == first_digit_verifier + second_digit_verifier
+    end
 
-  def first_digit_verifier
-    sum = multiply_and_sum([5, 4, 3, 2, 9, 8, 7, 6, 5, 4, 3, 2], @pure_number)
-    digit_verifier(sum%11).to_s
-  end
+    def first_digit_verifier
+      sum = multiply_and_sum([5, 4, 3, 2, 9, 8, 7, 6, 5, 4, 3, 2], @pure_number)
+      digit_verifier(sum%11).to_s
+    end
 
-  def second_digit_verifier
-    sum = multiply_and_sum([6, 5, 4, 3, 2, 9, 8, 7, 6, 5, 4, 3, 2], @pure_number + first_digit_verifier)
-    digit_verifier(sum%11).to_s
-  end
+    def second_digit_verifier
+      sum = multiply_and_sum([6, 5, 4, 3, 2, 9, 8, 7, 6, 5, 4, 3, 2], @pure_number + first_digit_verifier)
+      digit_verifier(sum%11).to_s
+    end
 
-  def multiply_and_sum(array, number)
-    multiplied = []
-    number.scan(/\d{1}/).each_with_index { |e, i| multiplied[i] = e.to_i * array[i] }
-    multiplied.inject { |s,e| s + e }
-  end
+    def multiply_and_sum(array, number)
+      multiplied = []
+      number.scan(/\d{1}/).each_with_index { |e, i| multiplied[i] = e.to_i * array[i] }
+      multiplied.inject { |s,e| s + e }
+    end
 
-  def digit_verifier(rest)
-    rest < 2 ? 0 : 11 - rest
-  end
+    def digit_verifier(rest)
+      rest < 2 ? 0 : 11 - rest
+    end
 
-  def format_number!
-    @cleaned_number =~ /(\d{2})(\d{3})(\d{3})(\d{4})(\d{2})/
-    @number = "#{$1}.#{$2}.#{$3}/#{$4}-#{$5}"
+    def format_number!
+      @cleaned_number =~ /(\d{2})(\d{3})(\d{3})(\d{4})(\d{2})/
+      @number = "#{$1}.#{$2}.#{$3}/#{$4}-#{$5}"
+    end
   end
 end
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