2 files changed, 27 insertions, 0 deletions
diff --git a/packages/gitbook-core/src/models/Location.js b/packages/gitbook-core/src/models/Location.js
index 3b62bef..cdfea2d 100644
--- a/packages/gitbook-core/src/models/Location.js
+++ b/packages/gitbook-core/src/models/Location.js
@@ -10,6 +10,11 @@ const DEFAULTS = {
 };
 
 class Location extends Record(DEFAULTS) {
+
+    /**
+     * Return search query as a string
+     * @return {String}
+     */
     get search() {
         const { query } = this;
         return query.size === 0 ?
diff --git a/packages/gitbook-core/src/models/Page.js b/packages/gitbook-core/src/models/Page.js
new file mode 100644
index 0000000..838191e
--- /dev/null
+++ b/packages/gitbook-core/src/models/Page.js
@@ -0,0 +1,22 @@
+const { Record } = require('immutable');
+
+const DEFAULTS = {
+    title:    '',
+    content:  '',
+    dir:      'ltr',
+    depth:    1,
+    level:    '',
+    previous: null,
+    next:     null
+};
+
+class Page extends Record(DEFAULTS) {
+    static create(state) {
+        return state instanceof Page ?
+            state : new Page({
+                ...state
+            });
+    }
+}
+
+module.exports = Page;