syntax_data: {"ast_node_type":"variable","tokens":[{"end":42,"kind":"keyword","start":0,"text":"if"}]}
source_snippet:             if let Some(before) = before {
context_before:         self.write_row(w, "T", &terminator_str, |_this, w, fmt| {
context_after:                 write!(w, r#"<td {fmt} align="left">{before}</td>"#)?;