syntax_data: {"ast_node_type":"other","tokens":[{"end":49,"kind":"keyword","start":0,"text":"Some(UnsafeNotInheritedNote"}]}
source_snippet:             Some(UnsafeNotInheritedNote { span })
context_before:             let span = tcx.sess.source_map().guess_head_span(span);
context_after:         } else {