Enum eventstore_tcp::ExpectedVersion

pub enum ExpectedVersion {
    Any,
    NewStream,
    Exact(StreamVersion),
}

ExpectedVersion represents the different modes of optimistic locking when writing to a stream using WriteEventsBuilder.

Variants

Any

No optimistic locking

NewStream

Expect a stream not to exist

Exact(StreamVersion)

Expect exact number of events in the stream

Trait Implementations

impl Debug for ExpectedVersion

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Clone for ExpectedVersion

fn clone(&self) -> ExpectedVersion

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Eq for ExpectedVersion

impl PartialEq for ExpectedVersion

fn eq(&self, __arg_0: &ExpectedVersion) -> bool

This method tests for self and other values to be equal, and is used by ==.

fn ne(&self, __arg_0: &ExpectedVersion) -> bool

This method tests for !=.

impl Copy for ExpectedVersion

impl Into<i32> for ExpectedVersion

fn into(self) -> i32

Returns the wire representation.

impl From<StreamVersion> for ExpectedVersion

fn from(ver: StreamVersion) -> Self

Performs the conversion.