{"ast_node_type":"import","tokens":[{"end":66,"kind":"keyword","start":0,"text":"use"}]}
use rustc_errors::{Applicability, Diag, ErrCode, ErrorGuaranteed};
use rustc_data_structures::unord::{UnordMap, UnordSet};
use rustc_expand::base::{DeriveResolution, SyntaxExtension, SyntaxExtensionKind};