3 files changed, 15 insertions, 15 deletions
diff --git a/Master/texmf-dist/doc/latex/crumbs/crumbs.pdf b/Master/texmf-dist/doc/latex/crumbs/crumbs.pdf
index 9be4929f903..9b063545759 100644
--- a/Master/texmf-dist/doc/latex/crumbs/crumbs.pdf
+++ b/Master/texmf-dist/doc/latex/crumbs/crumbs.pdf
diff --git a/Master/texmf-dist/doc/latex/crumbs/crumbs.tex b/Master/texmf-dist/doc/latex/crumbs/crumbs.tex
index 9ec5ca47e29..8a76e866e67 100644
--- a/Master/texmf-dist/doc/latex/crumbs/crumbs.tex
+++ b/Master/texmf-dist/doc/latex/crumbs/crumbs.tex
@@ -1,6 +1,6 @@
 % (The MIT License)
 %
-% Copyright (c) 2021 Yegor Bugayenko
+% Copyright (c) 2021-2022 Yegor Bugayenko
 %
 % Permission is hereby granted, free of charge, to any person obtaining a copy
 % of this software and associated documentation files (the 'Software'), to deal
@@ -42,7 +42,7 @@
 
 \title{\ff{crumbs}: \LaTeX{} Package \\ for Navigation Crumbs}
 \author{Yegor Bugayenko}
-\date{0.3.1 2021/09/13}
+\date{0.3.2 2022/09/21}
 
 \begin{document}
 \pagenumbering{gobble}
diff --git a/Master/texmf-dist/tex/latex/crumbs/crumbs.sty b/Master/texmf-dist/tex/latex/crumbs/crumbs.sty
index 8440f80ba58..dc35f811c21 100644
--- a/Master/texmf-dist/tex/latex/crumbs/crumbs.sty
+++ b/Master/texmf-dist/tex/latex/crumbs/crumbs.sty
@@ -1,6 +1,6 @@
 % (The MIT License)
 %
-% Copyright (c) 2021 Yegor Bugayenko
+% Copyright (c) 2021-2022 Yegor Bugayenko
 %
 % Permission is hereby granted, free of charge, to any person obtaining a copy
 % of this software and associated documentation files (the 'Software'), to deal
@@ -21,7 +21,7 @@
 % SOFTWARE.
 
 \NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{crumbs}[2021/09/13 0.3.1 Navigation Crumbs]
+\ProvidesPackage{crumbs}[2022/09/21 0.3.2 Navigation Crumbs]
 
 \RequirePackage{xkeyval}
 \RequirePackage{etoolbox}
@@ -37,16 +37,16 @@
 % \makeatletter\newcommand\crumbs@percent{\@percentchar}\makeatother
 \RequirePackage{catchfile}
   \newwrite\appendwrite
-  \newcommand*\appendtofile[2]{%
+  \ExplSyntaxOn\cs_new:Npn\appendtofile#1#2{%
     \begingroup
     \IfFileExists{#1}%
       {\CatchFileDef{\filecontent}{#1}{\endlinechar=`^^J\catcode\endlinechar=12\relax}}% keep existing end-of-lines
       {\let\filecontent\empty}%
     \immediate\openout\appendwrite=#1\relax
-    \immediate\write\appendwrite{\unexpanded\expandafter{\filecontent} #2}%
+    \immediate\write\appendwrite{\unexpanded\expandafter{\filecontent} \text_purify:n{#2}}%
     \immediate\closeout\appendwrite
     \endgroup
-  }
+  }\ExplSyntaxOff
 
 \newcommand\subcrumbs{%
   \ifnum\value{section}=0\else%
@@ -61,9 +61,9 @@
   \ifx\crumbs\empty%
     \appendtofile{\jobname.crumbs}{%
       \crumbs@back ifx\crumbs@back crumbs\crumbs@back empty%
-        \crumbs@back gappto\crumbs@back crumbs{\crumbs@back setcounter{crumbi}{0}}%
+        \crumbs@back gappto\crumbs@back crumbs\{\crumbs@back setcounter\{crumbi\}\{0\}\}%
       \crumbs@back fi%
-      \crumbs@back gappto\crumbs@back crumbs{\crumbs@back stepcounter{crumbi}\crumbs@back crumb{\ifx\temp\empty #2\else #1\fi}{#2}}%
+      \crumbs@back gappto\crumbs@back crumbs\{\crumbs@back stepcounter\{crumbi\}\crumbs@back crumb{\ifx\temp\empty \{#2\}\else \{#1\}\fi}{\{#2\}}\}%
     }%
   \fi%
   \ifcrumbs@increment\stepcounter{section}\fi%
@@ -74,13 +74,13 @@
   \ifx\crumbs\empty%
     \appendtofile{\jobname.crumbs}{%
       \crumbs@back ifcsname crumbs\romannumeral\the\value{section}\crumbs@back endcsname\crumbs@back else
-        \crumbs@back expandafter\crumbs@back newcommand\crumbs@back csname crumbs\romannumeral\the\value{section}\crumbs@back endcsname{%
-          \crumbs@back setcounter{subcrumbi}{0}%
-        }%
+        \crumbs@back expandafter\crumbs@back newcommand\crumbs@back csname crumbs\romannumeral\the\value{section}\crumbs@back endcsname\{%
+          \crumbs@back setcounter\{subcrumbi\}\{0\}%
+        \}%
       \crumbs@back fi%
-      \crumbs@back expandafter\crumbs@back gappto\crumbs@back csname crumbs\romannumeral\the\value{section}\crumbs@back endcsname{%
-        \crumbs@back stepcounter{subcrumbi}%
-        \crumbs@back subcrumb{\ifx\temp\empty #2\else #1\fi}{#2}}%
+      \crumbs@back expandafter\crumbs@back gappto\crumbs@back csname crumbs\romannumeral\the\value{section}\crumbs@back endcsname\{%
+        \crumbs@back stepcounter\{subcrumbi\}%
+        \crumbs@back subcrumb{\ifx\temp\empty \{#2\}\else \{#1\}\fi}{\{#2\}}\}%
     }%
   \fi%
   \ifcrumbs@increment\stepcounter{subsection}\fi%