{"ast_node_type":"variable","tokens":[{"end":77,"kind":"keyword","start":0,"text":"let"}]}
            let is_replaced_node = span.range.end() == FIXUP_DUMMY_RANGE_END;
            let is_real_leaf = span.anchor.ast_id != FIXUP_DUMMY_AST_ID;
            if !is_real_leaf && !is_replaced_node {