Add EPP response spec matcher

app/models/epp/response.rb

@@ -0,0 +1,22 @@
+module EPP
+  class Response
+    attr_accessor :results
+
+    def self.from_xml(xml)
+      xml_doc = Nokogiri::XML(xml)
+      response = self.new
+
+      result_elements = xml_doc.css('result')
+
+      result_elements.each do |result_element|
+        response.results << Result.new(result_element[:code].to_s, result_element.text.strip)
+      end
+
+      response
+    end
+
+    def initialize
+      @results = []
+    end
+  end
+end