rep.rb in rep-0.1.1

- old
+ new

@@ -117,11 +117,11 @@
 
     # Defines an `#initialize` method that accepts a Hash argument and copies some keys out into `attr_accessors`.
     # If your class already has an `#iniatialize` method then this will overwrite it (so don't use it). `#initialize_with`
     # does not have to be used to use any other parts of Rep.
 
-    def initialize_with(*args)
+    def initialize_with(*args, &blk)
       @initializiation_args = args
 
       # Remember what args we normally initialize with so we can refer to them when building shared instances.
 
       if defined?(define_singleton_method)
@@ -135,19 +135,19 @@
 
       # Create an `attr_accessor` for each one. Defaults can be provided using the Hash version { :arg => :default_value }
 
       args.each { |a| register_accessor(a) }
 
-      define_method(:initialize) { |*args|
-        opts = args.first || {}
+      define_method(:initialize) { |opts={}|
         parse_opts(opts)
       }
 
       # `#parse_opts` is responsable for getting the `attr_accessor` values prefilled. Since defaults can be specified, it
       # must negotiate Hashes and use the first key of the hash for the `attr_accessor`'s name.
 
       define_method :parse_opts do |opts|
         @rep_options = opts
+        blk.call(opts) unless blk.nil?
         self.class.initializiation_args.each do |field|
           name = field.is_a?(Hash) ? field.to_a.first.first : field
           instance_variable_set(:"@#{name}", opts[name])
         end
       end