Got defaults working but doesnt handle subclassing correctly yet.

lib/aethyr/core/objects/game_object.rb

@@ -12,22 +12,23 @@ class GameObject < Publisher
   include Lexicon
   include Defaults
 
-  attr_reader :short_desc, :game_object_id, :alt_names, :generic, :article, :sex, :show_in_look, :actions, :balance, :admin, :manager
+  attr_reader :short_desc, :game_object_id, :alt_names, :generic, :article, :sex, :gender, :show_in_look, :actions, :balance, :admin, :manager
   attr_accessor :container, :show_in_look, :actions, :pose, :visible, :comment, :movable, :quantity, :info
   attr_writer :plural
   alias :room :container
   alias :can? :respond_to?
   alias :goid :game_object_id
 
-  Defaults::default(:gender) do
-    if @sex == 'm'
+  default(:gender) do |this|
+    if this.sex == 'm'
       Lexicon::Gender::MASCULINE
-    elsif @sex == 'f'
+    elsif this.sex == 'f'
       Lexicon::Gender::FEMININE
     else
       Lexicon::Gender::NEUTER
     end
   end
+  default(:visible) { true }
 
   #Creates a new GameObject. Most of this long list of parameters is simply ignored at creation time,
   #because they can all be set later.
@@ -51,7 +52,6 @@ class GameObject < Publisher
     @sex = sex
     #The article of the object ('a','an',etc)
     @article = article
-    @visible = true
     #This is tricky. If @show_in_look is something
     #other than false (or nil), then the object will
     #not show up in the list of objects, but rather this
@@ -83,6 +83,10 @@ class GameObject < Publisher
     @admin = false
 
     load_defaults
+    puts "checking gender for #{@name}"
+    puts @gender
+    puts "and defaults"
+    puts @@defaults
   end
 
   def attributes

lib/aethyr/core/util/defaults.rb

@@ -15,7 +15,7 @@ module Defaults
     local_defaults.each do |default|
       attribute = default[:attribute]
       block = default[:block]
-      if defined?(attribute).nil?
+      if not instance_variable_defined?(attribute)
         self.set_default(attribute, &block)
       end
     end
@@ -24,7 +24,8 @@ module Defaults
   private
 
   def set_default(attribute)
-    self.set_instance_variable(attribute, yield)
+    value = yield self
+    self.instance_variable_set(attribute, value)
   end
 
   module ClassMethods
@@ -42,13 +43,33 @@ end
 
 class Foo
   include Defaults
+
+  attr_reader :sex
+
   default(:bar) {"foobar"}
+  default(:baz) { |this| this.instance_variable_get(:@bar).concat(" and baz") }
+  #default(:sex) {"m"}
+  default(:gender) do |this|
+    if this.sex == 'm'
+      "Lexicon::Gender::MASCULINE"
+    elsif this.sex == 'f'
+      "Lexicon::Gender::FEMININE"
+    else
+      "Lexicon::Gender::NEUTER"
+    end
+  end
 
   def initialize
+    @dummy_var = "this is just so something exists"
+    @sex = 'm'
     load_defaults
   end
 
-  def bar
+  def local_failbar
+    @failbar
+  end
+
+  def local_bar
     @bar
   end
 
@@ -59,4 +80,57 @@ class Foo
   def local_df
     @@defaults
   end
+
+  def class_vars_proxy
+    self.class.instance_variables
+  end
+
+  def local_baz
+    @baz
+  end
+
+  def local_sex
+    @sex
+  end
+
+  def local_gender
+    @gender
+  end
 end
+
+puts "check_df"
+puts Foo.check_df
+
+puts "local_df"
+foo = Foo.new
+puts foo.local_df
+
+puts "Defaults::defaults"
+puts Defaults::defaults
+
+#puts "foo.defaults"
+#puts foo.defaults
+
+puts "local_bar"
+puts foo.local_bar
+
+puts "local_failbar"
+puts foo.local_failbar
+
+puts "instance vars"
+puts foo.instance_variables
+
+puts "class vars"
+puts Foo.instance_variables
+
+puts "class vars proxy"
+puts foo.class_vars_proxy
+
+puts "local_baz"
+puts foo.local_baz
+
+puts "local_sex"
+puts foo.local_sex
+
+puts "local_gender"
+puts foo.local_gender