[latex3-commits] [git/LaTeX3-latex3-latex3] master: Fix an xparse expandable error now that expandable errors expand (9a80794)

[Bruno Le Floch]

Repository : https://github.com/latex3/latex3
On branch  : master
Link       : https://github.com/latex3/latex3/commit/9a80794cdd138d5a2555c21d5ed378aeef55e634

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commit 9a80794cdd138d5a2555c21d5ed378aeef55e634
Author: Bruno Le Floch <bruno at le-floch.fr>
Date:   Mon Mar 4 15:26:35 2019 +0100

    Fix an xparse expandable error now that expandable errors expand


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9a80794cdd138d5a2555c21d5ed378aeef55e634
 l3packages/xparse/xparse.dtx |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/l3packages/xparse/xparse.dtx b/l3packages/xparse/xparse.dtx
index f70c00c..067f3db 100644
--- a/l3packages/xparse/xparse.dtx
+++ b/l3packages/xparse/xparse.dtx
@@ -4503,7 +4503,7 @@
 % be expandable or not expandable.
 %    \begin{macrocode}
 \__kernel_msg_new:nnn { xparse } { if-boolean }
-  { Invalid~use~\IfBooleanTF {#1} }
+  { Invalid~use~\iow_char:N\\IfBooleanTF~{#1} }
 \__kernel_msg_new:nnnn { xparse } { loop-in-defaults }
   { Defaults~of~#1~have~circular~dependency. }
   {