{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"(&ty::Alias(ty::Opaque,"}]}
            (&ty::Alias(ty::Opaque, ty::AliasTy { def_id, .. }), _)
            }
            | (_, &ty::Alias(ty::Opaque, ty::AliasTy { def_id, .. }))