{"ast_node_type":"other","tokens":[{"end":100,"kind":"keyword","start":0,"text":".on_sync_mut::<notifs::DidChangeTextDocument>(handlers::handle_did_change_text_document)"}]}
            .on_sync_mut::<notifs::DidChangeTextDocument>(handlers::handle_did_change_text_document)
            .on_sync_mut::<notifs::DidOpenTextDocument>(handlers::handle_did_open_text_document)
            .on_sync_mut::<notifs::DidCloseTextDocument>(handlers::handle_did_close_text_document)