Struct trove::Arena

pub struct Arena<T> { /* fields omitted */ }

An arena that can hold values of type T.

Methods

impl<T: Clone> Arena<T>

pub fn new() -> Self

Creates a new empty arena.

pub fn merge(a: &Self, b: &Self) -> Self

Merges two Arenas into one, in which all nodes reachable from a and b are reachable

pub fn get(&self, arena_idx: &ArenaIdx) -> ArenaRef<T>

Get a reference into the arena.

Panics on out-of bound access.

pub fn get_mut(&self, arena_idx: &mut ArenaIdx) -> ArenaRefMut<T>

Get a mutable reference into the arena. Panics if aliased, through a RefCell wrapper

pub fn append(&self, t: T) -> ArenaIdx

Puts a value into the arena, returning an index

Trait Implementations

impl<T> Clone for Arena<T>

fn clone(&self) -> Self

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<T> Default for Arena<T>

fn default() -> Self

Returns the "default value" for a type.

impl<T> Debug for Arena<T> where     T: Debug,

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

Formats the value using the given formatter.