Struct ScopedArenaExt 

pub struct ScopedArenaExt { /* private fields */ }

A scoped arena that tracks a watermark for bulk deallocation.

Implementations

impl ScopedArenaExt

pub fn new(capacity: usize) -> Self

Creates a scoped arena with capacity bytes.

pub fn push_scope(&mut self)

Pushes a scope: records the current allocation watermark.

pub fn pop_scope(&mut self)

Pops a scope: resets allocation to the saved watermark. Panics if no scope is active.

pub fn alloc(&mut self, size: usize, align: usize) -> Option<usize>

Allocates size bytes.

pub fn scope_depth(&self) -> usize

Returns the current depth of nested scopes.