lib/saml/kit/signature.rb in saml-kit-1.0.14 vs lib/saml/kit/signature.rb in saml-kit-1.0.15

@@ -1,9 +1,12 @@
 # frozen_string_literal: true
 
 module Saml
   module Kit
+    # This class is responsible for
+    # validating an xml digital signature
+    # in an xml document.
     class Signature
       include ActiveModel::Validations
       include Translatable
 
       validate :validate_signature
@@ -32,12 +35,12 @@
       def digest_value
         at_xpath('./ds:SignedInfo/ds:Reference/ds:DigestValue').try(:text)
       end
 
       def expected_digest_value
-        digests = dsignature.references.map do |x|
-          Base64.encode64(x.calculate_digest_value).chomp
+        digests = dsignature.references.map do |xxx|
+          Base64.encode64(xxx.calculate_digest_value).chomp
         end
         digests.count > 1 ? digests : digests[0]
       end
 
       def digest_method
@@ -67,11 +70,15 @@
 
       def present?
         node.present?
       end
 
-      def to_xml(pretty: false)
-        pretty ? node.to_xml(indent: 2) : node.to_s
+      def to_xml(pretty: nil)
+        pretty ? node.to_xml(indent: 2) : to_s
+      end
+
+      def to_s
+        node.to_s
       end
 
       private
 
       attr_reader :node