syntax_data: {"ast_node_type":"other","tokens":[{"end":44,"kind":"keyword","start":0,"text":"source_info:"}]}
source_snippet:         source_info: terminator.source_info,
context_before:     bb_data.terminator = Some(Terminator {
context_after:         kind: TerminatorKind::Goto { target: target.unwrap() },