From a6b598518c4bf6dfc587cfb2b61fa5fb04b99494 Mon Sep 17 00:00:00 2001 From: Mattias Engdegård Date: Tue, 3 Dec 2019 15:17:37 +0100 Subject: Avoid duplicated character classes in rx For example, (any digit digit) should produce "[[:digit:]]", not "[[:digit:][:digit:]]". * lisp/emacs-lisp/rx.el (rx--translate-any): Deduplicate character classes. * test/lisp/emacs-lisp/rx-tests.el (rx-any): Add test case. --- test/lisp/emacs-lisp/rx-tests.el | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'test/lisp/emacs-lisp') diff --git a/test/lisp/emacs-lisp/rx-tests.el b/test/lisp/emacs-lisp/rx-tests.el index 4ecc805aead..26e39f8c8ed 100644 --- a/test/lisp/emacs-lisp/rx-tests.el +++ b/test/lisp/emacs-lisp/rx-tests.el @@ -128,7 +128,9 @@ (should (equal (rx (any) (not (any))) "\\`a\\`[^z-a]")) (should (equal (rx (any "") (not (any ""))) - "\\`a\\`[^z-a]"))) + "\\`a\\`[^z-a]")) + (should (equal (rx (any space ?a digit space)) + "[a[:space:][:digit:]]"))) (ert-deftest rx-pcase () (should (equal (pcase "a 1 2 3 1 1 b" -- cgit v1.2.3