Fix style of toolbar and add title to it

2 files changed, 32 insertions, 1 deletions

diff --git a/packages/gitbook-core/src/models/File.js b/packages/gitbook-core/src/models/File.js
index 88138c3..3ec6130 100644
--- a/packages/gitbook-core/src/models/File.js
+++ b/packages/gitbook-core/src/models/File.js
@@ -32,12 +32,22 @@ class File extends Record(DEFAULTS) {
         );
     }
 
+    /**
+     * Return true if file is an instance of File
+     * @param {Mixed} file
+     * @return {Boolean}
+     */
     static is(file) {
         return (file instanceof File);
     }
 
+    /**
+     * Create a file instance
+     * @param {Mixed|File} file
+     * @return {File}
+     */
     static create(file) {
-        return file instanceof File ?
+        return File.is(file) ?
             file : new File(file);
     }
 }
diff --git a/packages/gitbook-core/src/models/Readme.js b/packages/gitbook-core/src/models/Readme.js
new file mode 100644
index 0000000..f275ca2
--- /dev/null
+++ b/packages/gitbook-core/src/models/Readme.js
@@ -0,0 +1,21 @@
+const { Record } = require('immutable');
+const File = require('./File');
+
+const DEFAULTS = {
+    file: new File()
+};
+
+class Readme extends Record(DEFAULTS) {
+    constructor(state = {}) {
+        super({
+            file: File.create(state.file)
+        });
+    }
+
+    static create(state) {
+        return state instanceof Readme ?
+            state : new Readme(state);
+    }
+}
+
+module.exports = Readme;