[latex3-commits] [latex3/latex2e] newlabel: use new label hook in showkeys (9b6547f9)

[github at latex-project.org]

Repository : https://github.com/latex3/latex2e
On branch  : newlabel
Link       : https://github.com/latex3/latex2e/commit/9b6547f940775852b514944bb2cb24783996352f

>---------------------------------------------------------------

commit 9b6547f940775852b514944bb2cb24783996352f
Author: Ulrike Fischer <fischer at troubleshooting-tex.de>
Date:   Thu May 11 19:21:24 2023 +0200

    use new label hook in showkeys


>---------------------------------------------------------------

9b6547f940775852b514944bb2cb24783996352f
 required/tools/changes.txt  |  3 +++
 required/tools/showkeys.dtx | 10 +++++++---
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/required/tools/changes.txt b/required/tools/changes.txt
index f41e929f..6e377ada 100644
--- a/required/tools/changes.txt
+++ b/required/tools/changes.txt
@@ -4,6 +4,9 @@ It is provided for convenience only.  It therefore makes no claims to
 completeness or accuracy and it contains some references to files that
 are not part of the distribution.
 =======================================================================
+2023-05-11  Ulrike Fischer  <Ulrike.Fischer at latex-project.org>
+
+	* showkeys.dtx: Use label hook if format new enough.
 
 2023-03-30  Frank Mittelbach  <Frank.Mittelbach at latex-project.org>
 
diff --git a/required/tools/showkeys.dtx b/required/tools/showkeys.dtx
index 3aed90d3..71eacc7b 100644
--- a/required/tools/showkeys.dtx
+++ b/required/tools/showkeys.dtx
@@ -39,7 +39,7 @@
 %<driver> \ProvidesFile{showkeys.drv}
 % \fi
 %         \ProvidesFile{showkeys.dtx}
-          [2022/04/12 v3.18 Show cite and label keys (DPC, MH)]
+          [2023/05/11 v3.19 Show cite and label keys (DPC, MH)]
 %
 % \iffalse
 %<*driver>
@@ -342,16 +342,20 @@
 % \begin{macro}{\label}
 % \changes{v3.09}{1996/08/30}
 %      {Add extra group so brace hack works. Donald Arseneau tools/2147}
+% \changes{v3.19}{2023/05/11}
+%      {Use label hook if format is new enough.}
 % The new definition, print the argument, and then do the old
 % definition.
 %    \begin{macrocode}
-\def\label#1{%
+\@ifl at t@r\fmtversion{2023-06-01}
+ {\AddToHookWithArguments{cmd/label/before}{\SK@\SK@@label{#1}}}
+ {\def\label#1{%
   \@bsphack
   \SK@\SK@@label{#1}%
   \begingroup
     \SK at label{#1}%
   \endgroup
-  \@esphack}
+  \@esphack}}
 %    \end{macrocode}
 % \end{macro}
 %