Struct TypeDataSlot

Source

pub struct TypeDataSlot { /* private fields */ }

Expand description

Type-erased storage for extension module data attached to heap types.

Implementations§

Source §

impl TypeDataSlot

Source

pub fn new<T: Any + Send + Sync + 'static>(data: T) -> Self

Create a new type data slot with the given data.

Source

pub fn get<T: Any + 'static>(&self) -> Option<&T>

Get a reference to the data if the type matches.

Source

pub fn get_mut<T: Any + 'static>(&mut self) -> Option<&mut T>

Get a mutable reference to the data if the type matches.

Auto Trait Implementations§

§

impl !UnwindSafe for TypeDataSlot

Blanket Implementations§

Source §

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

Source §

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

Source §

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

Source §

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

Source §

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

Source §

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

Mutably borrows from an owned value. Read more

Source §

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

Source §

fn exact_from(value: T) -> U

Source §

impl<T, U> ExactInto for T
where U: ExactFrom<T>,

Source §

fn exact_into(self) -> U

Source §

impl<T> From<T> for T

Source §

fn from(t: T) -> T

Returns the argument unchanged.

Source §

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

Source §

fn into(self) -> U

Calls U::from(self).

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

Source §

impl<T> IntoEither for T

Source §

fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

Source §

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

Source §