syntax_data: {"ast_node_type":"other","tokens":[{"end":92,"kind":"keyword","start":0,"text":"//"}]}
source_snippet:             // FIXME(compiler-errors): This suggestion might be erroneous if Box is shadowed
context_before:             err_span.push_span_label(span, "recursive without indirection");
context_after:             suggestion.push((span.shrink_to_lo(), "Box<".to_string()));