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//! Snapshots of runtime state.
//!
//! See [Handle::dump][crate::runtime::Handle::dump].
use std::fmt;
/// A snapshot of a runtime's state.
///
/// See [Handle::dump][crate::runtime::Handle::dump].
#[derive(Debug)]
pub struct Dump {
tasks: Tasks,
}
/// Snapshots of tasks.
///
/// See [Handle::dump][crate::runtime::Handle::dump].
#[derive(Debug)]
pub struct Tasks {
tasks: Vec<Task>,
}
/// A snapshot of a task.
///
/// See [Handle::dump][crate::runtime::Handle::dump].
#[derive(Debug)]
pub struct Task {
trace: Trace,
}
/// An execution trace of a task's last poll.
///
/// See [Handle::dump][crate::runtime::Handle::dump].
#[derive(Debug)]
pub struct Trace {
inner: super::task::trace::Trace,
}
impl Dump {
pub(crate) fn new(tasks: Vec<Task>) -> Self {
Self {
tasks: Tasks { tasks },
}
}
/// Tasks in this snapshot.
pub fn tasks(&self) -> &Tasks {
&self.tasks
}
}
impl Tasks {
/// Iterate over tasks.
pub fn iter(&self) -> impl Iterator<Item = &Task> {
self.tasks.iter()
}
}
impl Task {
pub(crate) fn new(trace: super::task::trace::Trace) -> Self {
Self {
trace: Trace { inner: trace },
}
}
/// A trace of this task's state.
pub fn trace(&self) -> &Trace {
&self.trace
}
}
impl fmt::Display for Trace {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
self.inner.fmt(f)
}
}
|
