From 3e3db58953e58ab571abfabb4687e12a2a684b76 Mon Sep 17 00:00:00 2001
From: Drew Larson <drew@drwlrsn.com>
Date: Sun, 1 Jan 2017 22:41:55 -0600
Subject: [PATCH] Add propTypes.

---
 bikeshop_project/assets/js/components/SignedInList.jsx | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/bikeshop_project/assets/js/components/SignedInList.jsx b/bikeshop_project/assets/js/components/SignedInList.jsx
index 1991a20..279e121 100644
--- a/bikeshop_project/assets/js/components/SignedInList.jsx
+++ b/bikeshop_project/assets/js/components/SignedInList.jsx
@@ -3,6 +3,14 @@ import { ListItem } from 'material-ui/List';
 import moment from 'moment';
 
 export default class SignedInList extends React.Component {
+  static propTypes = {
+    members: PropTypes.arrayOf(PropTypes.shape({
+      id: PropTypes.number,
+      purpose: PropTypes.string,
+      at: PropTypes.instanceOf(moment),
+    })),
+  }
+
   constructor(props) {
     super(props);
     this.state = { tick: 0 };