Enum CacheEvictionPolicy 

pub enum CacheEvictionPolicy {
    Lru,
    Lfu,
    Ttl,
    Size,
}

Eviction strategy used when the cache is at capacity

Variants

Lru

Least Recently Used — evict the entry that was accessed longest ago (default)

Lfu

Least Frequently Used — evict the entry with the fewest accesses

Ttl

TTL only — only expired entries are evicted; refuse new entries if full

Size

Evict the largest entry first to reclaim the most space

Trait Implementations

impl Clone for CacheEvictionPolicy

fn clone(&self) -> CacheEvictionPolicy

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CacheEvictionPolicy

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

Formats the value using the given formatter.

impl Default for CacheEvictionPolicy

fn default() -> CacheEvictionPolicy

Returns the “default value” for a type.

impl Eq for CacheEvictionPolicy

impl PartialEq for CacheEvictionPolicy

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for CacheEvictionPolicy