{"ast_node_type":"variable","tokens":[{"end":66,"kind":"keyword","start":0,"text":"let"}]}
        let internal_ty = self.tcx.mk_ty_from_kind(internal_kind);
    pub fn rigid_ty_discriminant_ty(&self, internal_kind: TyKind<'tcx>) -> Ty<'tcx> {
        internal_ty.discriminant_ty(self.tcx)