Struct rustc_pattern_analysis::usefulness::PlaceInfo

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struct PlaceInfo<Cx: TypeCx> {
    ty: Cx::Ty,
    validity: ValidityConstraint,
    is_scrutinee: bool,
}
Expand description

Data about a place under investigation.

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§ty: Cx::Ty

The type of the place.

§validity: ValidityConstraint

Whether the place is known to contain valid data.

§is_scrutinee: bool

Whether the place is the scrutinee itself or a subplace of it.

Implementations§

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impl<Cx: TypeCx> PlaceInfo<Cx>

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fn specialize<'a>( &'a self, cx: &'a Cx, ctor: &'a Constructor<Cx> ) -> impl Iterator<Item = Self> + ExactSizeIterator + Captures<'a>

Trait Implementations§

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impl<Cx: TypeCx> Clone for PlaceInfo<Cx>

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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

Auto Trait Implementations§

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impl<Cx> RefUnwindSafe for PlaceInfo<Cx>
where <Cx as TypeCx>::Ty: RefUnwindSafe,

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impl<Cx> Send for PlaceInfo<Cx>
where <Cx as TypeCx>::Ty: Send,

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impl<Cx> Sync for PlaceInfo<Cx>
where <Cx as TypeCx>::Ty: Sync,

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impl<Cx> Unpin for PlaceInfo<Cx>
where <Cx as TypeCx>::Ty: Unpin,

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impl<Cx> UnwindSafe for PlaceInfo<Cx>
where <Cx as TypeCx>::Ty: UnwindSafe,

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> 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<'a, T> Captures<'a> for T
where T: ?Sized,

Layout§

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