[wp-trac] [WordPress Trac] #53808: Got "/^(?:[\d]+|me$/: Unterminated group" error after wordpress upgrade

[WordPress Trac]

#53808: Got "/^(?:[\d]+|me$/: Unterminated group" error after wordpress upgrade
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 Reporter:  ranjitp                        |       Owner:  (none)
     Type:  defect (bug)                   |      Status:  new
 Priority:  normal                         |   Milestone:  Awaiting Review
Component:  General                        |     Version:  5.7.2
 Severity:  critical                       |  Resolution:
 Keywords:  needs-patch reporter-feedback  |     Focuses:  javascript,
                                           |  rest-api
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Old description:

> I have got a Invalid regular expression. But when i removed the
> "groupPattern ? '' + groupPattern + '$' : component, 'i'" in the line 81
> from the file node_modules/wpapi/lib/route-tree.js. It is working fine. I
> have upgrade the WP. I got that error after that.

New description:

 I have got a Invalid regular expression. But when i removed the
 `groupPattern ? '' + groupPattern + '$' : component, 'i'` in the line 81
 from the file node_modules/wpapi/lib/route-tree.js. It is working fine. I
 have upgrade the WP. I got that error after that.

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Comment (by SergeyBiryukov):

 Related: #51467

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Ticket URL: <https://core.trac.wordpress.org/ticket/53808#comment:2>
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