From 58eaaf55149660f559c0090f62f05007fcb0b9ca Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Samy=20Pess=C3=A9?= <samypesse@gmail.com>
Date: Mon, 2 Jun 2014 12:51:22 +0200
Subject: [PATCH] Fix error when plugin don't extend book

---
 lib/generate/plugin.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/generate/plugin.js b/lib/generate/plugin.js
index 19eec8627..1b18beb0f 100644
--- a/lib/generate/plugin.js
+++ b/lib/generate/plugin.js
@@ -163,6 +163,7 @@ Plugin.fromList = function(names, root) {
     resources.html = {}
 
     _.each(plugins, function(plugin) {
+        if (!plugin.infos.book || !plugin.infos.book.html) return;
         var html = plugin.infos.book.html || {};
         _.each(html, function(code, key) {
             if (!_.isFunction(code)) code = _.constant(code);