Finished testing and docs for now. Time for new features!

game/universe_array.rb

@@ -1,22 +1,42 @@
 # Nathan Hinton 1 Oct 2025
 # Create a custom hash class for the universe.
 
+require 'logger'
+
 require './position'
 
 # This will contain the universe hash inside it. It will allow for array type
 # indexing as well as point type indexing
 class UniverseArray < Array
-  def initialize
-  end
 
+  @@logger = Logger.new('logs/universe.log')
+
+  # Custom accessor. This allows us to access either with a position object
+  # (preferred as it does validation) or direct access.
+  #
+  # @param index [Integer, Position] If it is an integer nothing special. If a
+  #   Position it will be intepreted for us into the regular indexint.
+  # @param rest [Object] Actually, I have no idea why this is here. (copy paste)
+  # @return Whatever is at that position. Can be anything.
   def [](index, *rest)
+    #require 'byebug';debugger
     if index.is_a?(Position)
+      if self[index.y_pos].nil?
+        @@logger.debug "attempted access outside of known universe!"
+        return nil
+      end
       return self[index.y_pos][index.x_pos]
     else
       super
     end
   end
 
+  # Custom writer. This allows us to access either with a position object
+  # (preferred as it does validation) or direct access.
+  #
+  # @param index [Integer, Position] If it is an integer nothing special. If a
+  #   Position it will be intepreted for us into the regular indexint.
+  # @param rest [Object] This (if intercepted) has the value we should assign
   def []=(index, *rest)
     if index.is_a?(Position)
       return self[index.y_pos][index.x_pos] = rest[0]