From 1588a9673bb14157388a3f808ea0eee32c9d9bbf Mon Sep 17 00:00:00 2001
From: Elie Roux <eroux@dedibox.ebzao.info>
Date: Wed, 20 Jan 2010 13:10:23 +0100
Subject: Bug fixing

Fixing a bug when mixing colored and non-colored fonts.
---
 otfl-font-msc.lua | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/otfl-font-msc.lua b/otfl-font-msc.lua
index 491229b..cc16d3d 100644
--- a/otfl-font-msc.lua
+++ b/otfl-font-msc.lua
@@ -121,7 +121,11 @@ local sbox    = node.id('sub_box')
 local function lookup_next_color(head)
     for n in node.traverse(head) do
         if n.id == glyph then
-            return fonts.ids[n.font].color
+            if fonts.ids[n.font] and fonts.ids[n.font].color then
+                return fonts.ids[n.font].color
+            else
+                return -1
+            end
         elseif n.id == vlist or n.id == hlist or n.id == sbox then
             local r = lookup_next_color(n.list)
             if r == -1 then
-- 
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