{"ast_node_type":"other","tokens":[{"end":52,"kind":"keyword","start":0,"text":"TyKind::Infer"}]}
            TyKind::Infer => hir::TyKind::Infer(()),
        let kind = match &t.kind {
            TyKind::Err(guar) => hir::TyKind::Err(*guar),