Enum Policy 

pub enum Policy {
    Random,
    Expire,
}

Eviction policy used when all candidate positions are occupied and displacement cannot free a slot.

Variants

Random

Select a random candidate for eviction.

Expire

Prefer evicting the candidate with the nearest expiration time.

Trait Implementations

impl Clone for Policy

fn clone(&self) -> Policy

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for Policy

impl Debug for Policy

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

Formats the value using the given formatter.

impl Default for Policy

fn default() -> Policy

Returns the “default value” for a type.

impl Eq for Policy

impl PartialEq for Policy

fn eq(&self, other: &Policy) -> 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 StructuralPartialEq for Policy