Enum Why 

pub enum Why {
    Refused(String),
    NoAnswer(String),
    Lapsed(Option<String>),
    Missing,
}

Why a point is polled or given up (Snapshot::why).

Variants

Refused(String)

The device refused the subscription or didn’t answer it, with the error.

NoAnswer(String)

The first read had no answer, so no subscription was asked for.

Lapsed(Option<String>)

A renewal failed, with its error, or stopped.

Missing

The device isn’t in the discovery table.

Trait Implementations

impl Clone for Why

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 Why

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

Formats the value using the given formatter.

impl Eq for Why

impl PartialEq for Why

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for Why