1 files changed, 11 insertions, 0 deletions
diff --git a/packages/gitbook-core/src/shapes/History.js b/packages/gitbook-core/src/shapes/History.js
new file mode 100644
index 0000000..1b59ea0
--- /dev/null
+++ b/packages/gitbook-core/src/shapes/History.js
@@ -0,0 +1,11 @@
+const React = require('react');
+const locationShape = require('./Location');
+const {
+    bool,
+    shape
+} = React.PropTypes;
+
+module.exports = shape({
+    loading: bool,
+    location: locationShape
+});