Struct Interner 

pub struct Interner { /* private fields */ }

String interner

This is a thread-safe string interner that assigns unique IDs to strings. Strings are never removed (for simplicity and performance).

Implementations

impl Interner

pub fn new() -> Self

Create a new interner

pub fn intern(&self, s: &str) -> Symbol

Intern a string, returning its symbol

pub fn resolve(&self, symbol: Symbol) -> Option<String>

Get the string for a symbol (returns None if invalid)

pub fn get(&self, symbol: Symbol) -> Option<String>

Get a reference to the string for a symbol

pub fn len(&self) -> usize

Get the number of interned strings

pub fn is_empty(&self) -> bool

Check if the interner is empty

Trait Implementations

impl Default for Interner

fn default() -> Self

Returns the “default value” for a type.