{"ast_node_type":"other","tokens":[{"end":54,"kind":"keyword","start":0,"text":"self.lock_shard_by_index(get_shard_hash(hash))"}]}
        self.lock_shard_by_index(get_shard_hash(hash))
    pub fn lock_shard_by_hash(&self, hash: u64) -> LockGuard<'_, T> {
    }