[latex3-commits] [latex3/tagpdf] develop: ignore AFref with empty value (096cc08)

[github at latex-project.org]

Repository : https://github.com/latex3/tagpdf
On branch  : develop
Link       : https://github.com/latex3/tagpdf/commit/096cc08f2df09970a8858a1476543e6bc06cca13

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

commit 096cc08f2df09970a8858a1476543e6bc06cca13
Author: Ulrike Fischer <fischer at troubleshooting-tex.de>
Date:   Thu Nov 23 16:44:34 2023 +0100

    ignore AFref with empty value


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

096cc08f2df09970a8858a1476543e6bc06cca13
 CHANGELOG.md      |  5 +++++
 tagpdf-struct.dtx | 23 +++++++++++++----------
 2 files changed, 18 insertions(+), 10 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 08bba81..3b70372 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,11 @@ All notable changes to the `tagpdf` package since the
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 this project uses date-based 'snapshot' version identifiers.
 
+## [Unreleased]
+
+### Changed
+ - ignore AFref key with empty value.
+
 ## [2023-11-19]
 Version: 0.98q
 
diff --git a/tagpdf-struct.dtx b/tagpdf-struct.dtx
index 9f839f8..8a329bc 100644
--- a/tagpdf-struct.dtx
+++ b/tagpdf-struct.dtx
@@ -1293,16 +1293,19 @@
       },
     AFref .code:n        = % AF property
       {
-        \@@_struct_add_AF:ee { \int_use:N \c at g_@@_struct_abs_int }{#1}
-        \@@_struct_prop_gput:nne
-          { \int_use:N \c at g_@@_struct_abs_int }            
-          { AF }
-          {
-            [
-              \tl_use:c
-              { g_@@_struct_\int_eval:n {\c at g_@@_struct_abs_int}_AF_tl }
-            ]
-          }
+        \tl_if_empty:eF {#1}
+         {
+           \@@_struct_add_AF:ee { \int_use:N \c at g_@@_struct_abs_int }{#1}
+           \@@_struct_prop_gput:nne
+             { \int_use:N \c at g_@@_struct_abs_int }            
+             { AF }
+             {
+               [
+                 \tl_use:c
+                 { g_@@_struct_\int_eval:n {\c at g_@@_struct_abs_int}_AF_tl }
+               ]
+             }
+         } 
       },      
    ,AFinline .code:n =
      {