Struct SymbolTable 

pub struct SymbolTable { /* private fields */ }

Implementations

impl SymbolTable

pub fn new() -> Self

pub fn enter_scope(&mut self, scope_type: ScopeType)

pub fn exit_scope(&mut self) -> Result<()>

pub fn scope_depth(&self) -> usize

pub fn current_scope_type(&self) -> &ScopeType

pub fn set( &mut self, name: String, variable: Variable, mutable: bool, ) -> Result<()>

pub fn reassign(&mut self, name: String, variable: Variable) -> Result<()>

pub fn set_in_current_scope( &mut self, name: String, variable: Variable, mutable: bool, ) -> Result<()>

pub fn get(&self, name: &str) -> Option<&Variable>

pub fn get_with_scope(&self, name: &str) -> Option<(&Variable, usize)>

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

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

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

pub fn all_variable_names(&self) -> Vec<String>

pub fn visible_variable_names(&self) -> Vec<String>

pub fn clear(&mut self)

pub fn define_function(&mut self, name: String, func: CompiledFunction)

pub fn get_function(&self, name: &str) -> Option<&CompiledFunction>

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

Trait Implementations

impl Clone for SymbolTable

fn clone(&self) -> SymbolTable

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for SymbolTable

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

Formats the value using the given formatter.

impl Default for SymbolTable

fn default() -> Self

Returns the “default value” for a type.