mirror of
https://github.com/tokio-rs/tokio.git
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37 lines
1.2 KiB
Rust
37 lines
1.2 KiB
Rust
use crate::callback::Callback;
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use std::any::Any;
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use std::fmt;
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use std::sync::Arc;
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use std::time::Duration;
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/// Thread pool specific configuration values
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#[derive(Clone)]
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pub(crate) struct Config {
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pub keep_alive: Option<Duration>,
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// Used to configure a worker thread
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pub name_prefix: Option<String>,
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pub stack_size: Option<usize>,
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pub around_worker: Option<Callback>,
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pub after_start: Option<Arc<dyn Fn() + Send + Sync>>,
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pub before_stop: Option<Arc<dyn Fn() + Send + Sync>>,
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pub panic_handler: Option<PanicHandler>,
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}
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// Define type alias to avoid clippy::type_complexity.
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type PanicHandler = Arc<dyn Fn(Box<dyn Any + Send>) + Send + Sync>;
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/// Max number of workers that can be part of a pool. This is the most that can
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/// fit in the scheduler state. Note, that this is the max number of **active**
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/// threads. There can be more standby threads.
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pub(crate) const MAX_WORKERS: usize = 1 << 15;
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impl fmt::Debug for Config {
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fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> fmt::Result {
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fmt.debug_struct("Config")
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.field("keep_alive", &self.keep_alive)
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.field("name_prefix", &self.name_prefix)
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.field("stack_size", &self.stack_size)
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.finish()
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}
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}
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