{"ast_node_type":"function","tokens":[{"end":91,"kind":"keyword","start":0,"text":"pub"}]}
    pub fn take_opaque_types(&self) -> Vec<(OpaqueTypeKey<'tcx>, OpaqueHiddenType<'tcx>)> {
    #[instrument(level = "debug", skip(self), ret)]
        self.inner.borrow_mut().opaque_type_storage.take_opaque_types().collect()