Raise NoMethodError for methods designed to be overriden

Author: jvazquez-r7

lib/rex/proto/kerberos/credential_cache/element.rb

@@ -5,6 +5,7 @@ module Proto
     module Kerberos
       module CredentialCache
         class Element
+
           def self.attr_accessor(*vars)
             @attributes ||= []
             @attributes.concat vars
@@ -34,11 +35,12 @@ def attributes
             self.class.attributes
           end
 
-          # Encodes the Rex::Proto::Kerberos::CredentialCache::Element into an String
+          # Encodes the Rex::Proto::Kerberos::CredentialCache::Element into an String. This
+          # method has been designed to be overridden by subclasses.
           #
-          # @return [String]
+          # @raise [NoMethodError]
           def encode
-            ''
+            raise ::NoMethodError, 'Method designed to be overridden'
           end
         end
       end

lib/rex/proto/kerberos/model/element.rb

@@ -17,6 +17,9 @@ def self.attr_accessor(*vars)
             super(*vars)
           end
 
+          # Retrieves the element class fields
+          #
+          # @return [Array]
           def self.attributes
             @attributes
           end
@@ -35,16 +38,27 @@ def initialize(options = {})
             end
           end
 
+          # Retrieves the element instance fields
+          #
+          # @return [Array]
           def attributes
             self.class.attributes
           end
 
+          # Decodes the Rex::Proto::Kerberos::Model::Element from the input. This
+          # method has been designed to be overridden by subclasses.
+          #
+          # @raise [NoMethodError]
           def decode(input)
-            self
+            raise ::NoMethodError, 'Method designed to be overridden'
           end
 
+          # Encodes the Rex::Proto::Kerberos::Model::Element into an ASN.1 String. This
+          # method has been designed to be overridden by subclasses.
+          #
+          # @raise [NoMethodError]
           def encode
-            ''
+            raise ::NoMethodError, 'Method designed to be overridden'
           end
         end
       end

lib/rex/proto/kerberos/pac/element.rb

@@ -15,6 +15,9 @@ def self.attr_accessor(*vars)
             super(*vars)
           end
 
+          # Retrieves the element class fields
+          #
+          # @return [Array]
           def self.attributes
             @attributes
           end
@@ -28,12 +31,19 @@ def initialize(options = {})
             end
           end
 
+          # Retrieves the element instance fields
+          #
+          # @return [Array]
           def attributes
             self.class.attributes
           end
 
+          # Encodes the Rex::Proto::Kerberos::Pac::Element into an String. This
+          # method has been designed to be overridden by subclasses.
+          #
+          # @raise [NoMethodError]
           def encode
-            ''
+            raise ::NoMethodError, 'Method designed to be overridden'
           end
         end
       end