move parfait adapter into parfait ruby

in the future parfait will be coded in some and translated back into
ruby to “adapt”
until then, all ruby code is the adapter

lib/parfait/word.rb

@@ -147,6 +147,26 @@ module Parfait
       return true
     end
 
+    def == other
+      return false unless other.is_a?(String) or other.is_a?(Word)
+      as_string = self.to_string
+      unless other.is_a? String
+        other = other.to_string
+      end
+      as_string == other
+    end
+
+    def to_string
+      string = ""
+      index = 1
+      while( index <= self.char_length)
+        char = get_char(index)
+        string += char ? char.chr : "*"
+        index = index + 1
+      end
+      string
+    end
+
     # as we answered is_value? with true, sof will create a basic node with this string
     def to_sof
       "'" + to_s + "'"
@@ -161,4 +181,15 @@ module Parfait
       raise "Length out of bounds #{self.char_length}" if self.char_length > 1000
     end
   end
+
+  # Word from string 
+  def self.new_word( string )
+    string = string.to_s if string.is_a? Symbol
+    word = Parfait::Word.new( string.length )
+    string.codepoints.each_with_index do |code , index |
+      word.set_char(index + 1 , code)
+    end
+    word
+  end
+
 end