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

ddollar · Jan 16, 2012 · 7132cac · 7132cac
1 parent c1f279a
commit 7132cac
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/lib/foreman/engine.rb b/lib/foreman/engine.rb
@@ -184,7 +184,8 @@ def process_by_reader(reader)
   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