fix infinite loop

2026-08-10 06:01:20 +03:00
parent b9018fa442
commit 8e254b7d3c
2 changed files with 31 additions and 1 deletions
@@ -251,7 +251,9 @@ module Templates
            fields_index[annot.hash] ||= HexaPDF::Type::AcroForm::Field.wrap(pdf, annot)
          elsif annot.key?(:Parent)
            field = annot[:Parent]
-            field = field[:Parent] while field[:Parent]
+            seen = Set.new.compare_by_identity
+
+            field = field[:Parent] while field[:Parent] && seen.add?(field.value)

            annots_index[field.hash] ||= page
            fields_index[field.hash] ||= HexaPDF::Type::AcroForm::Field.wrap(pdf, field)