Struct WaitGroupHandle 

pub struct WaitGroupHandle { /* private fields */ }

A handle to a wait group that allows adding new wait guards.

Implementations

impl WaitGroupHandle

pub fn never() -> Self

Create a new wait group handle that is not associated with any wait group.

pub fn add(&self) -> WaitGuard

Create a new wait guard.

pub fn add_with(&self, name: &str) -> WaitGuard

Create a new wait guard with a specific name.

pub fn is_waiting(&self) -> bool

Return whether the wait group is currently waiting.

Trait Implementations

impl Clone for WaitGroupHandle

fn clone(&self) -> WaitGroupHandle

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for WaitGroupHandle

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

Formats the value using the given formatter.