Support for ES2025 RegExp duplicate named capturing groups

[ota-meshi]

Syntax name

Duplicate named capturing groups

Syntax proposal URL

https://github.com/tc39/proposal-duplicate-named-capturing-groups

Example code

str.match(/(?<year>[0-9]{4})-[0-9]{2}|[0-9]{2}-(?<year>[0-9]{4})/)

Implementation Checklist

• Ecma262 update: Normative: allow duplicate named capture groups tc39/ecma262#2721
• ESTree update: That's not necessary.
• Acorn update: acornjs/acorn@9d041c4
• eslint-visitor-keys update: That's not necessary.
• espree update:
• eslint-scope update: That's not necessary.
• regexpp update: feat: add support for ES2025 duplicate named capturing groups eslint-community/regexpp#195
• eslint update:

Participation

• I am willing to submit a pull request for this change.

Additional comments

No response

[mdjermanovic]

Marked as "blocked" until the dependencies are updated to support this syntax.