Struct SymbolTable 

pub struct SymbolTable { /* private fields */ }

A bidirectional symbol table.

Implementations

impl SymbolTable

pub fn new(scope: &str) -> Self

pub fn intern(&mut self, name: &str) -> SymbolId

Interns a name, returning a new or existing SymbolId.

pub fn lookup(&self, id: SymbolId) -> Option<&str>

Looks up a name by id.

pub fn find(&self, name: &str) -> Option<SymbolId>

Looks up an id by name.

pub fn contains(&self, name: &str) -> bool

pub fn len(&self) -> usize

pub fn is_empty(&self) -> bool

pub fn scope(&self) -> &str

pub fn all_names(&self) -> &[String]

pub fn clear(&mut self)

pub fn ids_with_prefix(&self, prefix: &str) -> Vec<SymbolId>

Returns all ids that match a prefix.

Trait Implementations

impl Default for SymbolTable

fn default() -> Self

Returns the “default value” for a type.