Enum RetainHandling 

#[repr(u8)]
pub enum RetainHandling {
    SendAtSubscribe = 0,
    SendIfNewSubscription = 1,
    DoNotSend = 2,
}

Retain handling option for SUBSCRIBE.

Variants

SendAtSubscribe = 0

Send retained messages at the time of subscribe.

SendIfNewSubscription = 1

Send retained messages only if the subscription is new.

DoNotSend = 2

Do not send retained messages.

Implementations

impl RetainHandling

pub const fn from_u8(v: u8) -> Option<RetainHandling>

Converts a raw byte to a RetainHandling value.

Trait Implementations

impl Clone for RetainHandling

fn clone(&self) -> RetainHandling

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for RetainHandling

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

Formats the value using the given formatter.

impl PartialEq for RetainHandling

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

Tests for self and other values to be equal, and is used by ==.

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Copy for RetainHandling

impl Eq for RetainHandling

impl StructuralPartialEq for RetainHandling