Wrap around to the first colour when all the colours are used

2012-01-16 09:35:51 -05:00
parent c1f279aa6f
commit 7132cacbf6
1 changed files with 2 additions and 1 deletions
@@ -184,7 +184,8 @@ private ######################################################################
  def next_color
    @current_color ||= -1
    @current_color  +=  1
-    @current_color >= COLORS.length ? "" : COLORS[@current_color]
+    @current_color = 0 if COLORS.length < @current_color
+    COLORS[@current_color]
  end

  module Env