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[Emacs-diffs] master c8c6ad2: Document that [:cntrl:] does not match DEL
From: |
Mattias Engdegård |
Subject: |
[Emacs-diffs] master c8c6ad2: Document that [:cntrl:] does not match DEL (Bug#34391) |
Date: |
Sun, 10 Feb 2019 17:37:08 -0500 (EST) |
branch: master
commit c8c6ad2429db961fb9410b25fec44b45da96efa1
Author: Mattias Engdegård <address@hidden>
Commit: Mattias Engdegård <address@hidden>
Document that [:cntrl:] does not match DEL (Bug#34391)
* doc/lispref/searching.texi (Character Classes):
* lisp/emacs-lisp/rx.el (rx):
Document that [:cntrl:] excludes DEL.
* test/src/regex-emacs-tests.el (regex-tests-PTESTS-whitelist):
Swap misplaced comments and fix wrong code for DEL.
---
doc/lispref/searching.texi | 2 +-
lisp/emacs-lisp/rx.el | 2 +-
test/src/regex-emacs-tests.el | 6 +++---
3 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/doc/lispref/searching.texi b/doc/lispref/searching.texi
index 05fc328..cfbd244 100644
--- a/doc/lispref/searching.texi
+++ b/doc/lispref/searching.texi
@@ -559,7 +559,7 @@ tabs, and other characters whose Unicode
@samp{general-category}
property (@pxref{Character Properties}) indicates they are spacing
separators.
@item [:cntrl:]
-This matches any @acronym{ASCII} control character.
+This matches any character whose code is in the range 0--31.
@item [:digit:]
This matches @samp{0} through @samp{9}. Thus, @samp{[-+[:digit:]]}
matches any digit, as well as @samp{+} and @samp{-}.
diff --git a/lisp/emacs-lisp/rx.el b/lisp/emacs-lisp/rx.el
index 8b4551d..3fa0204 100644
--- a/lisp/emacs-lisp/rx.el
+++ b/lisp/emacs-lisp/rx.el
@@ -964,7 +964,7 @@ CHAR
matches 0 through 9.
`control', `cntrl'
- matches ASCII control characters.
+ matches any character whose code is in the range 0-31.
`hex-digit', `hex', `xdigit'
matches 0 through 9, a through f and A through F.
diff --git a/test/src/regex-emacs-tests.el b/test/src/regex-emacs-tests.el
index e84af6b..9a40316 100644
--- a/test/src/regex-emacs-tests.el
+++ b/test/src/regex-emacs-tests.el
@@ -555,11 +555,11 @@ differences in behavior.")
(defconst regex-tests-PTESTS-whitelist
[
- ;; emacs doesn't barf on weird ranges such as [b-a], but simply
- ;; fails to match
+ ;; emacs doesn't see DEL (0x7f) as a [:cntrl:] character
138
- ;; emacs doesn't see DEL (0x78) as a [:cntrl:] character
+ ;; emacs doesn't barf on weird ranges such as [b-a], but simply
+ ;; fails to match
168
]
"Line numbers in the PTESTS test that should be skipped. These
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