Struct GCounter 

pub struct GCounter { /* private fields */ }

Grow-only Counter (G-Counter).

A counter that can only be incremented, never decremented. Useful for counting events across distributed nodes.

Implementations

impl GCounter

pub fn new() -> Self

Create a new counter starting at 0.

pub fn increment(&mut self, actor: u64)

Increment the counter by 1 for the given actor.

pub fn increment_by(&mut self, actor: u64, amount: u64)

Increment the counter by a specific amount for the given actor.

pub fn value(&self) -> u64

Get the current value.

Trait Implementations

impl Clone for GCounter

fn clone(&self) -> GCounter

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl CrdtValue for GCounter

fn merge(&mut self, other: &Self)

Merge another value into this one.

impl Debug for GCounter

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

Formats the value using the given formatter.

impl Default for GCounter

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for GCounter

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for GCounter

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.