Fix #186: Plugins that don't have assets should be skipped

1 files changed, 6 insertions, 1 deletions

diff --git a/lib/generate/plugin.js b/lib/generate/plugin.js
index 6b30073..2b06c15 100644
--- a/lib/generate/plugin.js
+++ b/lib/generate/plugin.js
@@ -86,9 +86,14 @@ Plugin.prototype.callHook = function(name, context, data) {
     });
 };
 
+// Has assets
+Plugin.prototype.hasAssets = function(out) {
+    return (this.infos.book && this.infos.book.assets);
+};
+
 // Copy plugin assets fodler
 Plugin.prototype.copyAssets = function(out) {
-    if (!this.infos.book ||  !this.infos.book.assets) return Q();
+    if (!this.hasAssets()) return Q();
     return fs.copy(
         this.resolveFile(this.infos.book.assets),
         out