{"ast_node_type":"other","tokens":[{"end":99,"kind":"keyword","start":0,"text":"self.variants().iter().find(|v|"}]}
        self.variants().iter().find(|v| v.def_id == vid).expect("variant_with_id: unknown variant")
    pub fn variant_with_id(self, vid: DefId) -> &'tcx VariantDef {
    }