// Licensed to the Apache Software Foundation (ASF) under one

// or more contributor license agreements.  See the NOTICE file

// distributed with this work for additional information

// regarding copyright ownership.  The ASF licenses this file

// to you 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.

use std::fmt;

use std::sync::PoisonError;

pub struct Mutex<T: ?Sized>(std::sync::Mutex<T>);

impl<T: ?Sized + fmt::Debug> fmt::Debug for Mutex<T> {

    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {

        self.0.fmt(f)

    }

}

impl<T> Mutex<T> {

    pub const fn new(t: T) -> Self {

        Self(std::sync::Mutex::new(t))

    }

    pub fn lock(&self) -> std::sync::MutexGuard<'_, T> {

        self.0.lock().unwrap_or_else(PoisonError::into_inner)

    }

}