syntax_data: {"ast_node_type":"variable","tokens":[{"end":61,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:                     let ty = func.ty(&body.local_decls, tcx);
context_before:                 TerminatorKind::Call { func, .. } => {
context_after:                     let sig = ty.fn_sig(tcx);