From bd67d7826e27db644832347c93c14bbadf0d6e07 Mon Sep 17 00:00:00 2001
From: Jeff Avallone <jeff.avallone@gmail.com>
Date: Tue, 21 Apr 2015 20:52:21 -0400
Subject: [PATCH] Adding documentation to repeat_optional.js

---
 src/js/parser/javascript/repeat_optional.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/js/parser/javascript/repeat_optional.js b/src/js/parser/javascript/repeat_optional.js
index 728ed08..4588979 100644
--- a/src/js/parser/javascript/repeat_optional.js
+++ b/src/js/parser/javascript/repeat_optional.js
@@ -1,3 +1,7 @@
+// RepeatOptional nodes are used for `a?` regular expression syntax. It is not
+// rendered directly; it just indicates that the [Repeat](./repeat.html) node
+// loops zero or one times.
+
 export default {
   minimum: 0,
   maximum: 1