Struct PyObjectArenaAllocator

#[repr(C)]pub struct PyObjectArenaAllocator {
    pub ctx: *mut c_void,
    pub alloc: Option<extern "C" fn(ctx: *mut c_void, size: size_t) -> *mut c_void>,
    pub free: Option<extern "C" fn(ctx: *mut c_void, ptr: *mut c_void, size: size_t)>,
}

Available on non-Py_LIMITED_API and neither PyPy nor GraalPy only.

Fields§

§ctx: *mut c_void§alloc: Option<extern "C" fn(ctx: *mut c_void, size: size_t) -> *mut c_void>§free: Option<extern "C" fn(ctx: *mut c_void, ptr: *mut c_void, size: size_t)>

Trait Implementations§

impl Clone for PyObjectArenaAllocator

fn clone(&self) -> PyObjectArenaAllocator

Returns a copy of the value. Read more

1.0.0 · Source§

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

Performs copy-assignment from source. Read more

impl Default for PyObjectArenaAllocator

fn default() -> Self

Returns the “default value” for a type. Read more

impl Copy for PyObjectArenaAllocator

Auto Trait Implementations§

impl Freeze for PyObjectArenaAllocator

impl RefUnwindSafe for PyObjectArenaAllocator

impl !Send for PyObjectArenaAllocator

impl !Sync for PyObjectArenaAllocator

impl Unpin for PyObjectArenaAllocator

impl UnwindSafe for PyObjectArenaAllocator

Blanket Implementations§

impl<T> Any for T
where T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dst: *mut T)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dst. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for T
where U: From<T>,

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.