{"ast_node_type":"variable","tokens":[{"end":84,"kind":"keyword","start":0,"text":"let"}]}
            let some_path = mapless_make.expr_path(mapless_make.ident_path("Some"));
            let none_path = mapless_make.expr_path(mapless_make.ident_path("None"));
            for_each_tail_expr(&ast::Expr::BlockExpr(closure_body), &mut |e| {