lib/coltrane/classic_progressions.rb in coltrane-1.0.24 vs lib/coltrane/classic_progressions.rb in coltrane-1.0.26

@@ -4,11 +4,15 @@
   # It's totally a wip yet.
   module ClassicProgressions
     PROGRESSIONS = {
       'Pop'          => %w[I V vi IV],
       'Blues'        => %w[I I I I IV IV I I V IV I I],
-      # 'Jazz Blues'   => %w[I7 IV7 I7 I7 F7 F7 I7 ]
-      'Fifties'      => %w[I IV V],
+      'Jazz Blues'   => %w[
+        I7   I7   IV7  IV7  I7  I7   I7    I7
+        IV7  IV7  VI7  VI7  I7  I7   iii7  VI7
+        ii7  ii7  V7   V7   I7  VI7  II7   V7
+      ],
+      'Fifties'      => %w[I IV V]
       # pop:        [:major, [1, 5, 6, 4]],
       # fifties:    [:major, [1, 6, 4, 5]],
       # blues:      [:major, [1, 4, 1, 5, 4, 1]],
       # jazz:       [:major, [2, 5, 1]],
       # jazz_minor: [:minor, [2, 5, 1]],