[latex3-commits] [l3svn] branch master updated: Run rescan 'setup' code even if tokens are empty

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joseph pushed a commit to branch master
in repository l3svn.

The following commit(s) were added to refs/heads/master by this push:
       new  c4f0843   Run rescan 'setup' code even if tokens are empty
c4f0843 is described below

commit c4f084305074a0bffd9cf709dff8fa62b871a1bc
Author: Joseph Wright <joseph.wright at morningstar2.co.uk>
Date:   Wed Sep 9 17:19:46 2015 +0100

    Run rescan 'setup' code even if tokens are empty
    
    Just in case someone has some global stuff in there.
---
 l3kernel/l3tl.dtx |    7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/l3kernel/l3tl.dtx b/l3kernel/l3tl.dtx
index 1c89a2e..26523ae 100644
--- a/l3kernel/l3tl.dtx
+++ b/l3kernel/l3tl.dtx
@@ -1527,7 +1527,12 @@
 \cs_new_protected:Npn \@@_set_rescan:NNnn #1#2#3#4
   {
     \tl_if_empty:nTF {#4}
-      { #1 #2 { } }
+      {
+        \group_begin:
+          #3
+        \group_end:
+        #1 #2 { }
+      }
       {
         \group_begin:
           \exp_args:No \etex_everyeof:D { \c_@@_rescan_marker_tl \exp_not:N }

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