Struct QuotLiftCache 

pub struct QuotLiftCache { /* private fields */ }

A simple cache for Quot.lift reductions.

Implementations

impl QuotLiftCache

pub fn new() -> Self

Create an empty cache.

pub fn get(&self, f: &Expr, a: &Expr) -> Option<&Expr>

Look up a cached reduction.

pub fn put(&mut self, f: &Expr, a: &Expr, result: Expr)

Store a reduction result.

pub fn clear(&mut self)

Clear the cache.

pub fn len(&self) -> usize

Number of cached entries.

pub fn is_empty(&self) -> bool

Check if empty.

Trait Implementations

impl Clone for QuotLiftCache

fn clone(&self) -> QuotLiftCache

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for QuotLiftCache

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

Formats the value using the given formatter.

impl Default for QuotLiftCache

fn default() -> QuotLiftCache

Returns the “default value” for a type.