Struct rustc_next_trait_solver::solve::assembly::Candidate

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pub(super) struct Candidate<I: Interner> {
    pub(super) source: CandidateSource<I>,
    pub(super) result: CanonicalResponse<I>,
}
Expand description

A candidate is a possible way to prove a goal.

It consists of both the source, which describes how that goal would be proven, and the result when using the given source.

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§source: CandidateSource<I>§result: CanonicalResponse<I>

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impl<I: Interner> Clone for Candidate<I>

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fn clone(&self) -> Self

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<I: Interner> Debug for Candidate<I>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<I> DynSend for Candidate<I>
where <I as Interner>::DefId: DynSend, <I as Interner>::DefiningOpaqueTypes: DynSend, <I as Interner>::CanonicalVars: DynSend, <I as Interner>::ExternalConstraints: DynSend, <I as Interner>::GenericArgs: DynSend,

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impl<I> DynSync for Candidate<I>
where <I as Interner>::DefId: DynSync, <I as Interner>::DefiningOpaqueTypes: DynSync, <I as Interner>::CanonicalVars: DynSync, <I as Interner>::ExternalConstraints: DynSync, <I as Interner>::GenericArgs: DynSync,

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impl<I> Freeze for Candidate<I>
where <I as Interner>::DefId: Freeze, <I as Interner>::DefiningOpaqueTypes: Freeze, <I as Interner>::CanonicalVars: Freeze, <I as Interner>::ExternalConstraints: Freeze, <I as Interner>::GenericArgs: Freeze,

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impl<I> RefUnwindSafe for Candidate<I>
where <I as Interner>::DefId: RefUnwindSafe, <I as Interner>::DefiningOpaqueTypes: RefUnwindSafe, <I as Interner>::CanonicalVars: RefUnwindSafe, <I as Interner>::ExternalConstraints: RefUnwindSafe, <I as Interner>::GenericArgs: RefUnwindSafe,

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impl<I> Send for Candidate<I>
where <I as Interner>::DefId: Send, <I as Interner>::DefiningOpaqueTypes: Send, <I as Interner>::CanonicalVars: Send, <I as Interner>::ExternalConstraints: Send, <I as Interner>::GenericArgs: Send,

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impl<I> Sync for Candidate<I>
where <I as Interner>::DefId: Sync, <I as Interner>::DefiningOpaqueTypes: Sync, <I as Interner>::CanonicalVars: Sync, <I as Interner>::ExternalConstraints: Sync, <I as Interner>::GenericArgs: Sync,

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impl<I> Unpin for Candidate<I>
where <I as Interner>::DefId: Unpin, <I as Interner>::DefiningOpaqueTypes: Unpin, <I as Interner>::CanonicalVars: Unpin, <I as Interner>::ExternalConstraints: Unpin, <I as Interner>::GenericArgs: Unpin,

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impl<I> UnwindSafe for Candidate<I>
where <I as Interner>::DefId: UnwindSafe, <I as Interner>::DefiningOpaqueTypes: UnwindSafe, <I as Interner>::CanonicalVars: UnwindSafe, <I as Interner>::ExternalConstraints: UnwindSafe, <I as Interner>::GenericArgs: UnwindSafe,

Blanket Implementations§

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impl<T> Aligned for T

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const ALIGN: Alignment = _

Alignment of Self.
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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> CloneToUninit for T
where T: Clone,

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default 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
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impl<T, R> CollectAndApply<T, R> for T

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fn collect_and_apply<I, F>(iter: I, f: F) -> R
where I: Iterator<Item = T>, F: FnOnce(&[T]) -> R,

Equivalent to f(&iter.collect::<Vec<_>>()).

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type Output = R

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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> Instrument for T

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

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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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> IntoEither for T

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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
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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
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impl<T> Pointable for T

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const ALIGN: usize = _

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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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.
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impl<I, T, U> Upcast<I, U> for T
where U: UpcastFrom<I, T>,

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fn upcast(self, interner: I) -> U

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impl<I, T> UpcastFrom<I, T> for T

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fn upcast_from(from: T, _tcx: I) -> T

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impl<T> WithSubscriber for T

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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
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<'a, T> Captures<'a> for T
where T: ?Sized,

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Note: Unable to compute type layout, possibly due to this type having generic parameters. Layout can only be computed for concrete, fully-instantiated types.