Struct AstArena 

pub struct AstArena { /* private fields */ }

Arena for storing AST nodes with deduplication

Implementations

impl AstArena

pub fn new() -> Self

pub fn with_capacity(node_cap: usize) -> Self

pub fn insert(&mut self, node: AstNodeData) -> AstNodeId

Insert a node, deduplicating if it already exists

pub fn insert_literal(&mut self, value: ValueRef) -> AstNodeId

Insert a literal node

pub fn insert_reference( &mut self, original: &str, ref_type: CompactRefType, ) -> AstNodeId

Insert a reference node

pub fn insert_unary_op(&mut self, op: &str, expr: AstNodeId) -> AstNodeId

Insert a unary operation node

pub fn insert_binary_op( &mut self, op: &str, left: AstNodeId, right: AstNodeId, ) -> AstNodeId

Insert a binary operation node

pub fn insert_function(&mut self, name: &str, args: Vec<AstNodeId>) -> AstNodeId

Insert a function call node

pub fn insert_array( &mut self, rows: u16, cols: u16, elements: Vec<AstNodeId>, ) -> AstNodeId

Insert an array literal node

pub fn get(&self, id: AstNodeId) -> Option<&AstNodeData>

Get a node by ID

pub fn get_function_args(&self, id: AstNodeId) -> Option<&[AstNodeId]>

Get function arguments for a function node

pub fn get_array_elements(&self, id: AstNodeId) -> Option<&[AstNodeId]>

Get array elements for an array node

pub fn resolve_string(&self, id: StringId) -> &str

Resolve a string ID to its content

pub fn strings(&self) -> &StringInterner

Get the string interner (for external use)

pub fn strings_mut(&mut self) -> &mut StringInterner

Get mutable access to the string interner

pub fn stats(&self) -> AstArenaStats

Get statistics about the arena

pub fn memory_usage(&self) -> usize

Returns memory usage in bytes (approximate)

pub fn clear(&mut self)

Clear all nodes from the arena

Trait Implementations

impl Debug for AstArena

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

Formats the value using the given formatter.

impl Default for AstArena

fn default() -> Self

Returns the “default value” for a type.