[latex3-commits] [git/LaTeX3-latex3-latex3] master: Concatenating with an empty (Lua) string does nothing (34095f8)

[Bruno Le Floch]

Repository : https://github.com/latex3/latex3
On branch  : master
Link       : https://github.com/latex3/latex3/commit/34095f8128e9b9c387e00f79f40fed330d84cc87

>---------------------------------------------------------------

commit 34095f8128e9b9c387e00f79f40fed330d84cc87
Author: Bruno Le Floch <bruno at le-floch.fr>
Date:   Sun Apr 29 15:12:30 2018 -0400

    Concatenating with an empty (Lua) string does nothing


>---------------------------------------------------------------

34095f8128e9b9c387e00f79f40fed330d84cc87
 l3kernel/l3candidates.dtx |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/l3kernel/l3candidates.dtx b/l3kernel/l3candidates.dtx
index 8332f18..eef403a 100644
--- a/l3kernel/l3candidates.dtx
+++ b/l3kernel/l3candidates.dtx
@@ -2482,9 +2482,7 @@
     \sys_if_engine_luatex:TF
       {
         \luatex_directlua:D
-          {
-            tex.sprint((status.shell_escape~or~os.execute()) .. " ")
-          }
+          { tex.sprint(status.shell_escape~or~os.execute()) }
       }
       {
         \pdftex_shellescape:D