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OperationAttempt

Enum OperationAttempt 

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pub enum OperationAttempt {
    NotStarted(CallError),
    Started(Result<CallResult, OperationFailure>),
}
Expand description

Dispatch progress returned to the provider’s atomic execution boundary.

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NotStarted(CallError)

A canonical precondition failed and typed implementation code did not run.

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Started(Result<CallResult, OperationFailure>)

Typed implementation invocation began, with either a result or a typed post-invocation failure.

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impl OperationAttempt

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pub fn reject(kind: CallErrorKind) -> Self

Rejects a provider precondition before typed implementation invocation.

Only use this before dispatch starts; post-invocation failures require an explicit effect disposition. The diagnostic is intentionally generic.

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pub fn confirm_rollback(self) -> Self

Marks a post-invocation failure as fully rolled back.

Successful attempts and pre-dispatch failures are returned unchanged.

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impl Debug for OperationAttempt

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

Formats the value using the given formatter. Read more

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Blanket Implementations§

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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fn into(self) -> U

Calls U::from(self).

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

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

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type Error = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.