lib/xi/scale.rb in xi-lang-0.2.1 vs lib/xi/scale.rb in xi-lang-0.2.2

@@ -1,6 +1,10 @@
+require 'forwardable'
+
 class Xi::Scale
+  extend Forwardable
+
   DEGREES = {
     # TWELVE TONES PER OCTAVE
     # 5 note scales
     minorPentatonic: [0,3,5,7,10],
     majorPentatonic: [0,2,4,7,9],
@@ -89,9 +93,25 @@
     chromatic: (0..11).to_a,
   }
 
   class << self
     DEGREES.each do |name, list|
-      define_method(name) { list }
+      define_method(name) { self.new(list) }
     end
   end
+
+  attr_reader :notes
+
+  def initialize(notes)
+    @notes = notes
+  end
+
+  def_delegators :@notes, :size, :[], :to_a, :first
+
+  def p(*delta, **metadata)
+    [@notes].p(*delta, **metadata)
+  end
+
+  #def size
+    #@notes.size
+  #end
 end