Adding documentation to repeat_optional.js

2015-04-21 20:52:21 -04:00 · 2015-04-21 20:52:21 -04:00 · bd67d7826e
commit bd67d7826e
parent 042d44c044
1 changed files with 4 additions and 0 deletions
--- 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