[latex3-commits] [git/LaTeX3-latex3-latex3] peek-refactor: Add a comment (1be7c1618)

[Joseph Wright]

Repository : https://github.com/latex3/latex3
On branch  : peek-refactor
Link       : https://github.com/latex3/latex3/commit/1be7c16184e5b7e5de8d9d6ab3582dd858b94e0d

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commit 1be7c16184e5b7e5de8d9d6ab3582dd858b94e0d
Author: Joseph Wright <joseph.wright at morningstar2.co.uk>
Date:   Tue Jan 11 13:20:40 2022 +0000

    Add a comment


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1be7c16184e5b7e5de8d9d6ab3582dd858b94e0d
 l3kernel/l3token.dtx | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/l3kernel/l3token.dtx b/l3kernel/l3token.dtx
index f8ce5123b..0ad12ab9f 100644
--- a/l3kernel/l3token.dtx
+++ b/l3kernel/l3token.dtx
@@ -2887,6 +2887,11 @@ end
     \exp_after:wN \peek_after:Nw \exp_after:wN \@@_remove_filler:
     \exp:w \exp_end_continue_f:w
   }
+%    \end{macrocode}
+%   Here we can nest conditionals as \cs{l_peek_token} is only skipped over in
+%   the nested one if it's a space: no problems with conditionals or outer
+%   tokens.
+%    \begin{macrocode}
 \cs_new_protected:Npn \@@_remove_filler:
   {
     \if_catcode:w \exp_not:N \l_peek_token \c_space_token