rustc_middle::ty::flags

Struct FlagComputation

source
pub struct FlagComputation {
    pub flags: TypeFlags,
    pub outer_exclusive_binder: DebruijnIndex,
}

Fields§

§flags: TypeFlags§outer_exclusive_binder: DebruijnIndex

see Ty::outer_exclusive_binder for details

Implementations§

source§

impl FlagComputation

source

fn new() -> FlagComputation

source

pub fn for_kind(kind: &TyKind<'_>) -> FlagComputation

source

pub fn for_predicate(binder: Binder<'_, PredicateKind<'_>>) -> FlagComputation

source

pub fn for_const_kind(kind: &ConstKind<'_>) -> FlagComputation

source

pub fn for_clauses(clauses: &[Clause<'_>]) -> FlagComputation

source

fn add_flags(&mut self, flags: TypeFlags)

source

fn add_bound_var(&mut self, binder: DebruijnIndex)

indicates that self refers to something at binding level binder

source

fn add_exclusive_binder(&mut self, exclusive_binder: DebruijnIndex)

indicates that self refers to something inside binding level binder – not bound by binder, but bound by the next binder internal to it

source

fn bound_computation<T, F>(&mut self, value: Binder<'_, T>, f: F)
where F: FnOnce(&mut Self, T),

Adds the flags/depth from a set of types that appear within the current type, but within a region binder.

source

fn add_kind(&mut self, kind: &TyKind<'_>)

source

fn add_predicate(&mut self, binder: Binder<'_, PredicateKind<'_>>)

source

fn add_predicate_atom(&mut self, atom: PredicateKind<'_>)

source

fn add_ty(&mut self, ty: Ty<'_>)

source

fn add_tys(&mut self, tys: &[Ty<'_>])

source

fn add_region(&mut self, r: Region<'_>)

source

fn add_const(&mut self, c: Const<'_>)

source

fn add_const_kind(&mut self, c: &ConstKind<'_>)

source

fn add_existential_projection(&mut self, projection: &ExistentialProjection<'_>)

source

fn add_alias_ty(&mut self, alias_ty: AliasTy<'_>)

source

fn add_alias_term(&mut self, alias_term: AliasTerm<'_>)

source

fn add_args(&mut self, args: &[GenericArg<'_>])

source

fn add_term(&mut self, term: Term<'_>)

Trait Implementations§

source§

impl Debug for FlagComputation

source§

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

Formats the value using the given formatter. Read more
source§

impl From<FlagComputation> for TypeInfo

source§

fn from(computation: FlagComputation) -> TypeInfo

Converts to this type from the input type.

Auto Trait Implementations§

Blanket Implementations§

source§

impl<T> Aligned for T

source§

const ALIGN: Alignment = _

Alignment of Self.
source§

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

source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
source§

impl<T> Borrow<T> for T
where T: ?Sized,

source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
source§

impl<T> BorrowMut<T> for T
where T: ?Sized,

source§

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

Mutably borrows from an owned value. Read more
source§

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

source§

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<_>>()).

source§

type Output = R

source§

impl<T> Filterable for T

source§

fn filterable( self, filter_name: &'static str, ) -> RequestFilterDataProvider<T, fn(_: DataRequest<'_>) -> bool>

Creates a filterable data provider with the given name for debugging. Read more
source§

impl<T> From<T> for T

source§

fn from(t: T) -> T

Returns the argument unchanged.

source§

impl<T> Instrument for T

source§

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

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

fn in_current_span(self) -> Instrumented<Self>

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

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

source§

fn into(self) -> U

Calls U::from(self).

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

source§

impl<T> IntoEither for T

source§

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
source§

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
source§

impl<P> IntoQueryParam<P> for P

source§

impl<T> MaybeResult<T> for T

source§

type Error = !

source§

fn from(_: Result<T, <T as MaybeResult<T>>::Error>) -> T

source§

fn to_result(self) -> Result<T, <T as MaybeResult<T>>::Error>

source§

impl<T> Pointable for T

source§

const ALIGN: usize = _

The alignment of pointer.
source§

type Init = T

The type for initializers.
source§

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
source§

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
source§

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more
source§

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
source§

impl<T> Same for T

source§

type Output = T

Should always be Self
source§

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

source§

type Error = Infallible

The type returned in the event of a conversion error.
source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
source§

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

source§

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

The type returned in the event of a conversion error.
source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
source§

impl<I, T, U> Upcast<I, U> for T
where U: UpcastFrom<I, T>,

source§

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

source§

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

source§

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

source§

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

source§

fn vzip(self) -> V

source§

impl<Tcx, T> Value<Tcx> for T
where Tcx: DepContext,

source§

default fn from_cycle_error( tcx: Tcx, cycle_error: &CycleError, _guar: ErrorGuaranteed, ) -> T

source§

impl<T> WithSubscriber for T

source§

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
source§

fn with_current_subscriber(self) -> WithDispatch<Self>

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

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

source§

impl<T> ErasedDestructor for T
where T: 'static,

source§

impl<T> MaybeSendSync for T
where T: Send + Sync,

Layout§

Note: Most layout information is completely unstable and may even differ between compilations. The only exception is types with certain repr(...) attributes. Please see the Rust Reference's “Type Layout” chapter for details on type layout guarantees.

Size: 8 bytes