https://github.com/fawdlstty/async-sema-rs

Async semaphore library
https://github.com/fawdlstty/async-sema-rs

Last synced: 3 months ago
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Async semaphore library

• Host: GitHub
• URL: https://github.com/fawdlstty/async-sema-rs
• Owner: fawdlstty
• License: mit
• Created: 2024-07-19T15:50:29.000Z (6 months ago)
• Default Branch: main
• Last Pushed: 2024-07-25T16:15:31.000Z (6 months ago)
• Last Synced: 2024-10-07T07:56:49.330Z (3 months ago)
• Language: Rust
• Homepage: https://crates.io/crates/async-sema
• Size: 12.7 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# async-sema-rs

![version](https://img.shields.io/badge/dynamic/toml?url=https%3A%2F%2Fraw.githubusercontent.com%2Ffawdlstty%2Fasync-sema-rs%2Fmain%2FCargo.toml&query=package.version&label=version)

![status](https://img.shields.io/github/actions/workflow/status/fawdlstty/async-sema-rs/rust.yml)

Async semaphore library

## Manual

Install: Run `cargo add async-sema` in the project directory

## example

```rust

use async_sema::Semaphore;

let s = Semaphore::new(2);

// async acquire

s.acquire().await;

s.batch_acquire(1).await;

// instant acquire

let a = s.try_acquire().unwrap();

assert!(s.try_acquire().is_none());

s.add_permits(1);

assert!(s.try_acquire().is_some());

```