structure: Support additional inline kind

Signed-off-by: Daniel Silverstone <dsilvers@digital-scurf.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/visitor/structure.rs b/src/visitor/structure.rs
index 735bae2..e9218d3 100644
--- a/src/visitor/structure.rs
+++ b/src/visitor/structure.rs
@@ -93,6 +93,7 @@ fn join_into_buffer(vec: &[Inline], buf: &mut String) {
             Inline::Image(_, v, _) => join_into_buffer(v, buf),
             Inline::Note(_) => buf.push_str(""),
             Inline::Span(_attr, v) => join_into_buffer(v, buf),
+            Inline::Underline(v) => join_into_buffer(v, buf),
         }
     }
 }