Enum chalk_ir::FallibleOrFloundered

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pub enum FallibleOrFloundered<T> {
    Ok(T),
    NoSolution,
    Floundered,
}
Expand description

A combination of Fallible and Floundered.

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Ok(T)

Success

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NoSolution

No solution. See chalk_ir::NoSolution.

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Floundered

Floundered. See chalk_ir::Floundered.

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impl<T> Freeze for FallibleOrFloundered<T>
where T: Freeze,

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impl<T> RefUnwindSafe for FallibleOrFloundered<T>
where T: RefUnwindSafe,

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impl<T> Send for FallibleOrFloundered<T>
where T: Send,

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impl<T> Sync for FallibleOrFloundered<T>
where T: Sync,

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impl<T> Unpin for FallibleOrFloundered<T>
where T: Unpin,

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impl<T> UnwindSafe for FallibleOrFloundered<T>
where T: UnwindSafe,

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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> Cast for T

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fn cast<U>(self, interner: U::Interner) -> U
where Self: CastTo<U>, U: HasInterner,

Cast a value to type U using CastTo.
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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 = Infallible

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

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.