Enum ProtocolVersion 

#[non_exhaustive]
pub enum ProtocolVersion {
    V4,
    V5,
}

MQTT protocol version to speak on the wire.

Variants (Non-exhaustive)

Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.

V4

MQTT 3.1.1 (protocol level 4)

V5

MQTT 5.0 (protocol level 5), on the upstream rumqttc::v5 backend.

Trait Implementations

impl Clone for ProtocolVersion

fn clone(&self) -> ProtocolVersion

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for ProtocolVersion

impl Debug for ProtocolVersion

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

Formats the value using the given formatter.

impl Default for ProtocolVersion

fn default() -> ProtocolVersion

Returns the “default value” for a type.

impl Eq for ProtocolVersion

impl PartialEq for ProtocolVersion

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for ProtocolVersion