{"ast_node_type":"other","tokens":[{"end":81,"kind":"keyword","start":0,"text":"expect_opaque_ty,"}]}
        expect_opaque_ty,     &'hir OpaqueTy<'hir>,     Node::OpaqueTy(n),     n;
        expect_trait_ref,     &'hir TraitRef<'hir>,     Node::TraitRef(n),     n;
        expect_pat,           &'hir Pat<'hir>,          Node::Pat(n),          n;