// Copyright 2022 RisingWave Labs
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

// This is a stub lib.rs.

#![feature(impl_trait_in_assoc_type)]
#![feature(error_generic_member_access)]

mod await_tree_middleware;
mod metrics_manager;
mod observer_manager;
mod tracing;

pub use await_tree_middleware::{
    AwaitTreeMiddleware, AwaitTreeMiddlewareLayer, AwaitTreeRegistryRef, GrpcCall,
};
pub use metrics_manager::MetricsManager;
pub use observer_manager::{
    Channel, NotificationClient, ObserverError, ObserverManager, ObserverState,
    RpcNotificationClient,
};
pub use tracing::TracingExtractLayer;
