From: Hironori Kitagawa <h_kitagawa2001@yahoo.co.jp>
Date: Wed, 28 Sep 2016 19:40:42 +0000 (+0900)
Subject: ltj-jfont: more check
X-Git-Tag: 20161017.0~9
X-Git-Url: http://git.osdn.jp/view?a=commitdiff_plain;h=635c05ef9408ad9e0cfd2b738f89a37209b5a339;p=luatex-ja%2Fluatexja.git

ltj-jfont: more check
---

diff --git a/src/ltj-jfont.lua b/src/ltj-jfont.lua
index 1c77e82..84a6ead 100644
--- a/src/ltj-jfont.lua
+++ b/src/ltj-jfont.lua
@@ -953,9 +953,9 @@ luatexbase.add_to_callback(
       local subtables = {}
       if ft.specification then
 	 for feat_name,v in pairs(ft.specification.features.normal) do
-	    if v==true then
+	    if v==true and ft.resources then
 	       for _,i in pairs(ft.resources.sequences) do
-		  if i.order[1]== feat_name and i.type == 'gpos_single' then
+		  if i.order[1]== feat_name and i.type == 'gpos_single' and type(i.subtables)=='table' then
 		     for _,st in pairs(i.subtables) do
 			subtables[st] = true
 		     end