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-rw-r--r--macros/latex-dev/required/l3kernel/l3keys.dtx28
1 files changed, 18 insertions, 10 deletions
diff --git a/macros/latex-dev/required/l3kernel/l3keys.dtx b/macros/latex-dev/required/l3kernel/l3keys.dtx
index 3291f086e2..db580c525c 100644
--- a/macros/latex-dev/required/l3kernel/l3keys.dtx
+++ b/macros/latex-dev/required/l3kernel/l3keys.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2024-06-19}
+% \date{Released 2024-07-20}
%
% \maketitle
%
@@ -649,15 +649,13 @@
% { key } % Name of choice key
% { choice-a , choice-b , choice-c } % Valid choices
% { \exp_not:n {#1} } % Invalid choice given
-% %
-% %
% }
% \end{verbatim}
%
% Multiple choices are created in a very similar manner to mutually-exclusive
% choices, using the properties \texttt{.multichoice:} and
% \texttt{.multichoices:nn}. As with mutually exclusive choices, multiple
-% choices are define as sub-keys. Thus both
+% choices are defined as sub-keys. Thus both
% \begin{verbatim}
% \keys_define:nn { mymodule }
% {
@@ -1926,19 +1924,21 @@
% \end{macro}
%
% \begin{macro}{\@@_define_code:n}
-% \begin{macro}[EXP]{\@@_define_code:TF}
+% \begin{macro}[EXP]{\@@_define_code:nnn}
% \begin{macro}[EXP]{\@@_define_code:w}
% Two possible cases. If there is a value for the key, then just use
% the function. If not, then a check to make sure there is no need for
% a value with the property. If there should be one then complain,
-% otherwise execute it. There is no need to check for a |:| as if it
-% was missing the earlier tests would have failed.
+% otherwise execute it. For a \LaTeXe{} property like |.code| which
+% doesn't contain a |:|, treat it as having arity 1 and pass the
+% (empty) value to it.
% \begin{macrocode}
\cs_new_protected:Npn \@@_define_code:n #1
{
\bool_if:NTF \l_@@_no_value_bool
{
- \@@_define_code:TF
+ \@@_define_code:nnn
+ { \use:c { \c_@@_props_root_str \l_@@_property_str } {#1} }
{ \use:c { \c_@@_props_root_str \l_@@_property_str } }
{
\msg_error:nnee { keys } { property-requires-value }
@@ -1947,7 +1947,7 @@
}
{ \use:c { \c_@@_props_root_str \l_@@_property_str } {#1} }
}
-\cs_new:Npe \@@_define_code:TF
+\cs_new:Npe \@@_define_code:nnn
{
\exp_not:N \exp_after:wN \exp_not:N \@@_define_code:w
\exp_not:N \l_@@_property_str
@@ -1959,7 +1959,15 @@
\cs_new:Npn \exp_not:N \@@_define_code:w
#1 \c_colon_str #2 \c_colon_str #3 \exp_not:N \s_@@_stop
}
- { \tl_if_empty:nTF {#2} }
+ {
+ \tl_if_empty:nTF {#3}
+ { \use_i:nnn }
+ {
+ \tl_if_empty:nTF {#2}
+ { \use_ii:nnn }
+ { \use_iii:nnn }
+ }
+ }
% \end{macrocode}
% \end{macro}
% \end{macro}