fn fetch_path(&mut self, qpath: &QPath<'_>, id: HirId, ty: Ty<'tcx>) -> Option<Constant> {
let res = self.typeck_results.qpath_res(qpath, id);
match res {
fn fetch_path(&mut self, qpath: &QPath<'_>, id: HirId, ty: Ty<'tcx>) -> Option<Constant> {
let res = self.typeck_results.qpath_res(qpath, id);
match res {