Struct StringPool 

pub struct StringPool { /* private fields */ }

A string interner that maps strings to unique Symbol IDs.

Implementations

impl StringPool

pub fn new() -> Self

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

Intern a string, returning its symbol. If already interned, returns the existing symbol.

pub fn resolve(&self, sym: Symbol) -> &str

Resolve a symbol back to its string.

pub fn map_get(&self, s: &str) -> Option<Symbol>

Look up a string without interning it. Returns None if not yet interned.

Trait Implementations

impl Clone for StringPool

fn clone(&self) -> StringPool

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for StringPool

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

Formats the value using the given formatter.

impl Default for StringPool

fn default() -> Self

Returns the “default value” for a type.