1 files changed, 7 insertions, 6 deletions
diff --git a/lib/cli/helper.js b/lib/cli/helper.js
index 9510b49..e62c8d9 100644
--- a/lib/cli/helper.js
+++ b/lib/cli/helper.js
@@ -9,6 +9,8 @@ var JSONOutput = require('../output/json');
 var WebsiteOutput = require('../output/website');
 var EBookOutput = require('../output/ebook');
 
+var nodeFS = new NodeFS();
+
 var LOG_OPTION = {
     name: 'log',
     description: 'Minimum log level to display',
@@ -39,14 +41,12 @@ var FORMATS = {
 function bookCmd(fn) {
     return function(args, kwargs) {
         var input = path.resolve(args[0] || process.cwd());
-        var book = new Book({
-            fs: new NodeFS(),
-            root: input,
-
+        return Book.setup(nodeFS, input, {
             logLevel: kwargs.log
+        })
+        .then(function(book) {
+            return fn(book, args.slice(1), kwargs);
         });
-
-        return fn(book, args.slice(1), kwargs);
     };
 }
 
@@ -94,6 +94,7 @@ function ebookCmd(format) {
 }
 
 module.exports = {
+    nodeFS: nodeFS,
     bookCmd: bookCmd,
     outputCmd: outputCmd,
     ebookCmd: ebookCmd,