[webkit-reviews] review requested: [Bug 136304] Deconstruction object pattern node emits the wrong start/end text positions : [Attachment 237252] patch

[bugzilla-daemon at webkit.org]

Saam Barati <sbarati at apple.com> has asked  for review:
Bug 136304: Deconstruction object pattern node emits the wrong start/end text
positions
https://bugs.webkit.org/show_bug.cgi?id=136304

Attachment 237252: patch
https://bugs.webkit.org/attachment.cgi?id=237252&action=review

------- Additional Comments from Saam Barati <sbarati at apple.com>
Fixes the problem by caching the JSToken before attempting
to parse an optional colon.