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Add `rx-submatch-n' for compatibility (bug#37517)

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It was an internal symbol in the old `rx' implementation, used in old
versions of the `flycheck' package.

* lisp/emacs-lisp/rx.el (rx-submatch-n): Alias of `rx-to-string'.
* test/lisp/emacs-lisp/rx-tests.el (rx-compat): Test it.
This commit is contained in:
Mattias Engdegård 2019-09-29 16:59:58 +02:00
parent 9d7fae5ab1
commit 2fa33eb6ee
2 changed files with 6 additions and 0 deletions
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3
lisp/emacs-lisp/rx.el
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@ -1254,6 +1254,9 @@ following constructs:
`(app (match-string ,i) ,name))
(reverse rx--pcase-vars))))))
;; Obsolete internal symbol, used in old versions of the `flycheck' package.
(define-obsolete-function-alias 'rx-submatch-n 'rx-to-string "27.1")
(provide 'rx)
;;; rx.el ends here