Struct CasRequest 

pub struct CasRequest { /* private fields */ }

A conditional update of one record.

Implementations

impl CasRequest

pub fn new(expected_version: u64, value: Value) -> Self

Replace the record with value if its __version is expected_version. A record that has never been through a fenced write is version 1.

pub fn expect_epoch(self, epoch: u64) -> Self

pub fn expect_lease(self, lease_id: impl Into<String>) -> Self

pub fn reject_if_diverged(self) -> Self

Also refuse when the record has diverged across replicas.

Trait Implementations

impl Clone for CasRequest

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CasRequest

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

Formats the value using the given formatter.

impl PartialEq for CasRequest

fn eq(&self, other: &Self) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl Serialize for CasRequest

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

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for CasRequest