(usvg) Remove all 'tref' element children.

Text inside a 'tref' should be ignored.

1 files changed, 3 insertions, 0 deletions

diff --git a/usvg/src/convert/preprocess.rs b/usvg/src/convert/preprocess.rs
index 7786b4f..df8addb 100644
--- a/usvg/src/convert/preprocess.rs
+++ b/usvg/src/convert/preprocess.rs
@@ -420,6 +420,9 @@ fn resolve_tref(
             text.push_str(&node.text());
         }
 
+        // `tref` must not have any children, so we have to remove all of them.
+        doc.drain(tref.clone(), |_| true);
+
         let text_node = doc.create_node(svgdom::NodeType::Text, text);
         tref.append(text_node);