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-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3text-case.dtx13
1 files changed, 11 insertions, 2 deletions
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3text-case.dtx b/Master/texmf-dist/source/latex/l3kernel/l3text-case.dtx
index 155bcd5bd05..48b1ad923ab 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3text-case.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3text-case.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2022-05-30}
+% \date{Released 2022-06-02}
%
% \maketitle
%
@@ -458,7 +458,16 @@
{ \@@_change_case_exclude:nnNnn {#1} {#2} {#3} {#4} }
\cs_new:Npn \@@_change_case_exclude:nnNnn #1#2#3#4#5
{
- \@@_change_case_store:n { #3#4 {#5} }
+ \tl_if_blank:nTF {#4}
+ { \@@_change_case_store:n { #3 {#5} } }
+ {
+ \@@_change_case_store:o
+ {
+ \exp_after:wN #3
+ \exp:w \@@_change_case_auxii:nnn {#4} {#1} {#2}
+ {#5}
+ }
+ }
\@@_change_case_loop:nnw {#1} {#2}
}
% \end{macrocode}