{"ast_node_type":"other","tokens":[{"end":67,"kind":"keyword","start":0,"text":"file_index_to_stable_id:"}]}
            file_index_to_stable_id: &self.file_index_to_stable_id,
            file_index_to_file: &self.file_index_to_file,
            alloc_decoding_session: self.alloc_decoding_state.new_decoding_session(),