Struct TypeClassStats 

pub struct TypeClassStats {
    pub cache_hits: u64,
    pub cache_misses: u64,
    pub total_lookups: u64,
    pub instances_registered: u64,
    pub classes_registered: u64,
}

Statistics about typeclass resolution.

Fields

cache_hits: u64

Number of successful instance lookups.

cache_misses: u64

Number of failed instance lookups.

total_lookups: u64

Total instance resolution calls.

instances_registered: u64

Number of instances registered.

classes_registered: u64

Number of classes registered.

Implementations

impl TypeClassStats

pub fn new() -> Self

Create zeroed stats.

pub fn hit_rate(&self) -> f64

Hit rate for instance resolution (0.0–1.0).

pub fn merge(&mut self, other: &Self)

Merge another stats object.

Trait Implementations

impl Clone for TypeClassStats

fn clone(&self) -> TypeClassStats

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for TypeClassStats

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

Formats the value using the given formatter.

impl Default for TypeClassStats

fn default() -> TypeClassStats

Returns the “default value” for a type.