NoopIoEngine

Struct NoopIoEngine

pub struct NoopIoEngine;

Expand description

A mock I/O engine that does nothing.

Trait Implementations§

impl Debug for NoopIoEngine

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

Formats the value using the given formatter. Read more

impl IoEngine for NoopIoEngine

fn read(&self, buf: Box<dyn IoBufMut>, _: &dyn Partition, _: u64) -> IoHandle ⓘ

Read data into the buffer from the specified partition and offset.

fn write(&self, buf: Box<dyn IoBuf>, _: &dyn Partition, _: u64) -> IoHandle ⓘ

Write data from the buffer to the specified block and offset.

Auto Trait Implementations§

impl Freeze for NoopIoEngine

impl RefUnwindSafe for NoopIoEngine

impl Send for NoopIoEngine

impl Sync for NoopIoEngine

impl Unpin for NoopIoEngine

impl UnwindSafe for NoopIoEngine

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> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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> IntoEither for T

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

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

impl<T> Scope for T

fn with<F, R>(self, f: F) -> R
where Self: Sized, F: FnOnce(Self) -> R,

Scoped with ownership.

fn with_ref<F, R>(&self, f: F) -> R
where F: FnOnce(&Self) -> R,

Scoped with reference.

fn with_mut<F, R>(&mut self, f: F) -> R
where F: FnOnce(&mut Self) -> R,

Scoped with mutable reference.

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.

impl<V, T> VZip<V> for T
where V: MultiLane<T>,

fn vzip(self) -> V

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more

impl<T> Value for T
where T: Send + Sync + 'static,