From 48651b491976be468ce6383ceee369ae0dfb7dac Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maximilian=20Ke=C3=9Fler?= <git@maximilian-kessler.de>
Date: Mon, 31 Jan 2022 21:02:48 +0100
Subject: [PATCH] activate caching for all Document Commands

---
 src/environments/groupthm/groupthm.dtx | 75 +++++++++++++++++++-------
 1 file changed, 57 insertions(+), 18 deletions(-)

diff --git a/src/environments/groupthm/groupthm.dtx b/src/environments/groupthm/groupthm.dtx
index 4a43b19..b52e1d0 100644
--- a/src/environments/groupthm/groupthm.dtx
+++ b/src/environments/groupthm/groupthm.dtx
@@ -1795,7 +1795,10 @@
   { \@@_Declarator: TheoremGroup }
   { O{} m }
   {
-    \use:c { groupthm_#1 _group:nn } { ##1 } { ##2 }
+    \@@_lazy:n
+      {
+        \use:c { groupthm_#1 _group:nn } { ##1 } { ##2 }
+      }
   }
 %    \end{macrocode}
 % \end{macro}
@@ -1850,7 +1853,10 @@
 %    \begin{macrocode}
 \NewDocumentCommand { \DeclareTheoremGroupRule } { O{??} m m m }
   {
-    \groupthm_declare_group_rule:nnnn {#1} {#2} {#3} {#4}
+    \@@_lazy:n
+      {
+        \groupthm_declare_group_rule:nnnn {#1} {#2} {#3} {#4}
+      }
   }
 %    \end{macrocode}
 % \end{macro}
@@ -1886,7 +1892,10 @@
 %    \begin{macrocode}
 \NewDocumentCommand { \AddTheoremGroupParent } { m m }
   {
-    \groupthm_add_parent:nn { #1 } { #2 }
+    \@@_lazy:n
+      {
+        \groupthm_add_parent:nn { #1 } { #2 }
+      }
   }
 %    \end{macrocode}
 % \end{macro}
@@ -1973,7 +1982,9 @@
 %    \begin{macrocode}
 \NewDocumentCommand { \AppendToTheoremGroup } { O{} m }
   {
-    \groupthm_append_to_group:nn { #1 } { #2 }
+    \@@_lazy:n {
+      \groupthm_append_to_group:nn { #1 } { #2 }
+    }
   }
 %    \end{macrocode}
 % \end{macro}
@@ -2289,13 +2300,7 @@
   { \@@_Declarator: GroupedTheorem }
   { s O{} m }
   {
-    \bool_if:NTF \g_@@_cache_bool
-      {
-        \hook_gput_code:nnn {@@/definelazy} { groupthm }
-      }
-      {
-        \use:n
-      }
+    \@@_lazy:n
     {
       \use:c { groupthm_#1_theorem:nnn }
       { ##2 }
@@ -2448,10 +2453,13 @@
   { \@@_Declarator: GroupedTheoremFamily }
   { s O{} m }
   {
-    \use:c { groupthm_#1_family:nnn }
-      { ##2 }
-      { ##3 }
-      { ##1 }
+    \@@_lazy:n
+      {
+        \use:c { groupthm_#1_family:nnn }
+          { ##2 }
+          { ##3 }
+         { ##1 }
+       }
   }
 %    \end{macrocode}
 % \end{macro}
@@ -2497,9 +2505,12 @@
 %
 %    \begin{macrocode}
   \NewDocumentCommand { \AddTheoremToGroup } { m }
-  {
-    \groupthm_add_theorem_to_group:n { #1 }
-  }
+    {
+      \@@_lazy:n
+        {
+          \groupthm_add_theorem_to_group:n { #1 }
+        }
+    }
 %    \end{macrocode}
 % \end{macro}
 %
@@ -2665,6 +2676,34 @@
 %
 % \subsection{Caching}
 %
+%
+% 
+% 
+%
+% \begin{macro}{\@@_lazy:n}
+%    \begin{syntax}
+%    \cs{@@_lazy:n}\marg{code}   
+%    \end{syntax}
+%		 
+%    Executes this code lazy at beginning of the document,
+%    iff caching is active.
+%    
+%    At beginning of document, code will be only executed
+%    if the aux file version was too old, otherwise dropped.
+%
+%    \begin{macrocode}
+\cs_new:Npn \@@_lazy:n
+  {
+    \bool_if:NTF \g_@@_cache_bool
+      {
+        \hook_gput_code:nnn {@@/definelazy} { groupthm }
+      }
+      {
+        \use:n
+      }
+  }
+%    \end{macrocode}
+% \end{macro}
 % 
 % 
 %