{"ast_node_type":"variable","tokens":[{"end":111,"kind":"keyword","start":0,"text":"let"}]}
                        let attr_is_inner = attr.excl_token().map(|excl| excl.kind() == BANG).unwrap_or(false);
                        let attr = t.parent_ancestors().find_map(ast::Attr::cast)?;
                        (attr.syntax().parent()?, string.open_quote_text_range()?.len(), attr_is_inner)