Struct Flag 

pub struct Flag(/* private fields */);

A thread-safe boolean flag.

Useful for tracking state flags that need to be accessed from multiple threads.

Example

use spider_core::state::Flag;

let flag = Flag::new(false);
flag.set(true);
assert!(flag.get());

Implementations

impl Flag

pub fn new(value: bool) -> Flag

Creates a new flag with the specified initial value.

pub fn get(&self) -> bool

Gets the current value of the flag.

pub fn set(&self, value: bool)

Sets the flag to the specified value.

pub fn swap(&self, value: bool) -> bool

Atomically swaps the flag value and returns the old value.

pub fn compare_and_swap(&self, current: bool, new: bool) -> bool

Atomically compares and swaps the value.

Trait Implementations

impl Clone for Flag

fn clone(&self) -> Flag

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Flag

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

Formats the value using the given formatter.

impl Default for Flag

fn default() -> Flag

Returns the “default value” for a type.