Struct PackratTable 

pub struct PackratTable { /* private fields */ }

A memoization table for parser results (Packrat parsing).

Implementations

impl PackratTable

pub fn new() -> Self

pub fn lookup(&self, pos: usize, rule: &str) -> Option<&PackratEntry>

pub fn store( &mut self, pos: usize, rule: impl Into<String>, entry: PackratEntry, )

pub fn size(&self) -> usize

pub fn hit_rate_estimate(&self) -> f64

Trait Implementations

impl Default for PackratTable

fn default() -> Self

Returns the “default value” for a type.