Enum CounterAvailability 

pub enum CounterAvailability {
    Disabled,
    Unavailable,
    Available,
}

Backend availability.

Variants

Disabled

Counters not compiled / not attempted.

Unavailable

Attempted; OS denied or no unprivileged path.

Available

Backend present (still may fail per-event).

Implementations

impl CounterAvailability

pub fn label(self) -> &'static str

Display label.

Trait Implementations

impl Clone for CounterAvailability

fn clone(&self) -> CounterAvailability

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for CounterAvailability

impl Debug for CounterAvailability

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for CounterAvailability

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for CounterAvailability

impl PartialEq for CounterAvailability

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

Equality operator ==.

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

Inequality operator !=.

impl Serialize for CounterAvailability

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 CounterAvailability