Fix #765: in init handle correctly empty entries

Add tests for it, fix #769

1 files changed, 9 insertions, 9 deletions

diff --git a/lib/book.js b/lib/book.js
index ac0fc82..2e0ab58 100644
--- a/lib/book.js
+++ b/lib/book.js
@@ -789,20 +789,19 @@ Book.prototype.normError = function(err, opts, defs) {
 };
 
 // Init and return a book
-Book.init = function(root) {
-    var book = new Book(root);
+Book.init = function(root, opts) {
+    var book = new Book(root, opts);
     var extensionToUse = ".md";
 
     var chaptersPaths = function(chapters) {
         return _.reduce(chapters || [], function(accu, chapter) {
-            if (!chapter.path) return accu;
+            var o = {
+                title: chapter.title
+            };
+            if (chapter.path) o.path = chapter.path;
+
             return accu.concat(
-                _.filter([
-                    {
-                        title: chapter.title,
-                        path: chapter.path
-                    }
-                ].concat(chaptersPaths(chapter.articles)))
+                [o].concat(chaptersPaths(chapter.articles))
             );
         }, []);
     };
@@ -839,6 +838,7 @@ Book.init = function(root) {
     .then(function(chapters) {
         // Create files that don't exist
         return Q.all(_.map(chapters, function(chapter) {
+            if (!chapter.path) return Q();
             var absolutePath = path.resolve(book.root, chapter.path);
 
             return fs.exists(absolutePath)