{"ast_node_type":"variable","tokens":[{"end":18,"kind":"keyword","start":0,"text":"let"}]}
        let text =
        assert_eq!(text, "the quick foxes\nhave quiet dreams\n");
            apply_document_changes(encoding, &text, c![0, 15; 0, 15 => "\n", 2, 17; 2, 17 => "\n"]);