1 files changed, 21 insertions, 0 deletions
diff --git a/lib/puppet/util/methodhelper.rb b/lib/puppet/util/methodhelper.rb
index 5643ac245..c229e8efb 100644
--- a/lib/puppet/util/methodhelper.rb
+++ b/lib/puppet/util/methodhelper.rb
@@ -1,5 +1,26 @@
 # Where we store helper methods related to, um, methods.
 module Puppet::Util::MethodHelper
+    def requiredopts(*names)
+        names.each do |name|
+            if self.send(name).nil?
+                devfail("%s is a required option for %s" % [name, self.class])
+            end
+        end
+    end
+
+    # Iterate over a hash, treating each member as an attribute.
+    def set_options(options)
+        options.dup.each do |param,value|
+            method = param.to_s + "="
+            unless self.respond_to?(method)
+                self.fail "Invalid parameter %s to object class %s" %
+                        [param,self.class.to_s]
+            end
+
+            self.send(method,value)
+        end
+    end
+
     # Take a hash and convert all of the keys to symbols if possible.
     def symbolize_options(options)
         options.inject({}) do |hash, opts|