Struct SysAllocator 

pub struct SysAllocator;

UnsafeArena implementation that relies on the system memory allocator.

Trait Implementations

impl Clone for SysAllocator

fn clone(&self) -> SysAllocator

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for SysAllocator

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

Formats the value using the given formatter.

impl<T> UnsafeArena<T> for SysAllocator

type Ptr = Ptr

Pointer type.

fn insert(&mut self, x: T) -> Self::Ptr

Insert a value into the arena.

unsafe fn get_unchecked(&self, ptr: &Self::Ptr) -> &T

Get a reference to a contained value, without a pointer validity check.

unsafe fn get_unchecked_mut(&mut self, ptr: &Self::Ptr) -> &mut T

Get a mutable reference to a contained value, without a pointer validity check.

unsafe fn remove_unchecked(&mut self, ptr: &Self::Ptr) -> T

Remove a value from the arena, without a pointer validity check.

fn reserve(&mut self, _additional: usize)

Reserves capacity for at least additional values to be inserted in the arena.

impl<T> UnsafeArenaWithMembershipCheck<T> for SysAllocator

unsafe fn contains_unchecked(&self, _ptr: &Self::Ptr) -> bool

Return true if the pointer was created from the same instance of the arena.

impl Copy for SysAllocator