From f8a3d35aa152a305bd7f09d5c5446b67b37ab8a0 Mon Sep 17 00:00:00 2001
From: Ulrike Fischer <fischer@troubleshooting-tex.de>
Date: Fri, 7 Feb 2025 17:40:27 +0100
Subject: [PATCH] move mathtool patch

---
 luamml-patches-mathtools.sty | 67 +++++++++++++++++++-----------------
 1 file changed, 35 insertions(+), 32 deletions(-)

diff --git a/luamml-patches-mathtools.sty b/luamml-patches-mathtools.sty
index 76a9685..e520190 100644
--- a/luamml-patches-mathtools.sty
+++ b/luamml-patches-mathtools.sty
@@ -1,35 +1,38 @@
 \ProvidesExplPackage {luamml-patches-mathtools} {2024-10-26} {0.2.0}
   {Feel free to add a description here}
-
-\RequirePackage{luamml-patches-amsmath}
-% see https://github.com/latex3/tagging-project/issues/734
-\renewcommand*\MT_mult_internal:n [1]{
- \MH_if_boolean:nF {outer_mult}{\alignedspace@left} %<-- requires amsmath 2016/11/05
-  \MT_next:
-  \bgroup
-    \Let@
-    \def\l_MT_multline_lastline_fint{0 }
-    \chardef\dspbrk@context\@ne \restore@math@cr
-    \MH_let:NwN \math@cr@@\MT_mult_mathcr_atat:w
-    \MH_let:NwN \shoveleft\MT_shoveleft:wn
-    \MH_let:NwN \shoveright\MT_shoveright:wn
-    \spread@equation
-    \MH_set_boolean_F:n {mult_firstline}
-    \MT_measure_mult:n {#1}
-    \MH_if_dim:w \l_MT_multwidth_dim<\l_MT_multline_measure_fdim
-      \MH_setlength:dn \l_MT_multwidth_dim{\l_MT_multline_measure_fdim}
-    \fi
-    \MH_set_boolean_T:n {mult_firstline}
-    \MH_if_num:w \l_MT_multline_lastline_fint=\@ne
-      \MH_let:NwN \math@cr@@ \MT_mult_firstandlast_mathcr:w
-    \MH_fi:
-    \ialign\bgroup
-      \hfil\strut@$\m@th\displaystyle{}##
-      \UseTaggingSocket{math/luamml/save/nNn}{ {} \displaystyle {mtd}}
-      $
-      \UseTaggingSocket{math/luamml/mtable/finalizecol}{last}
-      \hfil
-      \crcr
-      \hfilneg
-      #1
+\IfPackageAtLeastTF{latex-lab-testphase-math}{2025-01-24}
+ {}
+ {
+    \RequirePackage{luamml-patches-amsmath}
+    % see https://github.com/latex3/tagging-project/issues/734
+    \renewcommand*\MT_mult_internal:n [1]{
+     \MH_if_boolean:nF {outer_mult}{\alignedspace@left} %<-- requires amsmath 2016/11/05
+      \MT_next:
+      \bgroup
+        \Let@
+        \def\l_MT_multline_lastline_fint{0 }
+        \chardef\dspbrk@context\@ne \restore@math@cr
+        \MH_let:NwN \math@cr@@\MT_mult_mathcr_atat:w
+        \MH_let:NwN \shoveleft\MT_shoveleft:wn
+        \MH_let:NwN \shoveright\MT_shoveright:wn
+        \spread@equation
+        \MH_set_boolean_F:n {mult_firstline}
+        \MT_measure_mult:n {#1}
+        \MH_if_dim:w \l_MT_multwidth_dim<\l_MT_multline_measure_fdim
+          \MH_setlength:dn \l_MT_multwidth_dim{\l_MT_multline_measure_fdim}
+        \fi
+        \MH_set_boolean_T:n {mult_firstline}
+        \MH_if_num:w \l_MT_multline_lastline_fint=\@ne
+          \MH_let:NwN \math@cr@@ \MT_mult_firstandlast_mathcr:w
+        \MH_fi:
+        \ialign\bgroup
+          \hfil\strut@$\m@th\displaystyle{}##
+          \UseTaggingSocket{math/luamml/save/nNn}{ {} \displaystyle {mtd}}
+          $
+          \UseTaggingSocket{math/luamml/mtable/finalizecol}{last}
+          \hfil
+          \crcr
+          \hfilneg
+          #1
+    }
 }