Tokio
Tokio is a Rust asynchronous runtime and library for scheduling tasks, polling futures, and performing nonblocking I/O.
Code Like a Pro in Rust
The Tokio runtime is the execution component of Tokio that schedules and runs asynchronous Rust tasks.
- How it is used
- Runs asynchronous Rust futures and schedules tasks for I/O-oriented programs.
- How deep it goes
- Demonstrates runtime setup, awaiting, task spawning, and blocking-call isolation without detailing scheduler internals.
- Examples
- Uses an awaited timer, a spawned-task completion pitfall, and a file operation mixing async and synchronous I/O.
- What you can do after
- Apply it via Tokio to run futures, await required tasks, and isolate unavoidable blocking work.
Rust Servers, Services, and Apps
Tokio is a Rust asynchronous runtime and library for building network applications with nonblocking I/O.
- How it is used
- Uses an async runtime to coordinate concurrent I/O tasks in Rust applications and web frameworks.
- How deep it goes
- Explains dependency setup, task spawning, awaiting, joining, futures, and polling, but stops short of runtime internals.
- Examples
- Demonstrates concurrent simulated reads from two files using spawned tasks, await points, join, and explicit Future returns.
- What you can do after
- Apply it via Tokio to write Rust programs that spawn asynchronous tasks and coordinate their eventual results.
Learn Rust in a Month of Lunches
Tokio is a Rust asynchronous runtime and library for scheduling tasks, polling futures, and performing asynchronous I/O.
- How it is used
- Provides the runtime that polls futures and enables asynchronous Rust programs to execute.
- How deep it goes
- Explains runtime necessity, #[tokio::main], .await placement, and macro expansion down to block_on.
- Examples
- Uses async_give_8, #[tokio::main], macro expansion, and an asynchronous reqwest HTTP request.
- What you can do after
- Apply it via #[tokio::main] to run async functions, await futures, and perform asynchronous requests.
Related concepts
- Axumused by · Axum is a Rust web framework for building asynchronous HTTP services with routing, request extraction, and handler execution.
- async runtimekind of · An async runtime is software that schedules asynchronous tasks and drives their suspended computations toward completion.
- syn::Erroruses · syn::Error is syn's error type for reporting parsing and syntax-processing failures with source spans and diagnostic messages.
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