rustc_trait_selection::error_reporting::infer::need_type_info

Enum InferSourceKind

Source
enum InferSourceKind<'tcx> {
    LetBinding {
        insert_span: Span,
        pattern_name: Option<Ident>,
        ty: Ty<'tcx>,
        def_id: Option<DefId>,
    },
    ClosureArg {
        insert_span: Span,
        ty: Ty<'tcx>,
    },
    GenericArg {
        insert_span: Span,
        argument_index: usize,
        generics_def_id: DefId,
        def_id: DefId,
        generic_args: &'tcx [GenericArg<'tcx>],
        have_turbofish: bool,
    },
    FullyQualifiedMethodCall {
        receiver: &'tcx Expr<'tcx>,
        successor: (&'static str, BytePos),
        args: GenericArgsRef<'tcx>,
        def_id: DefId,
    },
    ClosureReturn {
        ty: Ty<'tcx>,
        data: &'tcx FnRetTy<'tcx>,
        should_wrap_expr: Option<Span>,
    },
}

Variants§

§

LetBinding

Fields

§insert_span: Span
§pattern_name: Option<Ident>
§ty: Ty<'tcx>
§def_id: Option<DefId>
§

ClosureArg

Fields

§insert_span: Span
§ty: Ty<'tcx>
§

GenericArg

Fields

§insert_span: Span
§argument_index: usize
§generics_def_id: DefId
§def_id: DefId
§generic_args: &'tcx [GenericArg<'tcx>]
§have_turbofish: bool
§

FullyQualifiedMethodCall

Fields

§receiver: &'tcx Expr<'tcx>
§successor: (&'static str, BytePos)

If the method has other arguments, this is “, “ and the start of the first argument, while for methods without arguments this is “)” and the end of the method call.

§args: GenericArgsRef<'tcx>
§def_id: DefId
§

ClosureReturn

Fields

§ty: Ty<'tcx>
§data: &'tcx FnRetTy<'tcx>
§should_wrap_expr: Option<Span>

Implementations§

Source§

impl<'tcx> InferSourceKind<'tcx>

Source

fn ty_localized_msg( &self, infcx: &InferCtxt<'tcx>, ) -> (&'static str, String, Option<PathBuf>)

Trait Implementations§

Source§

impl<'tcx> Debug for InferSourceKind<'tcx>

Source§

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

§

impl<'tcx> DynSend for InferSourceKind<'tcx>

§

impl<'tcx> DynSync for InferSourceKind<'tcx>

§

impl<'tcx> Freeze for InferSourceKind<'tcx>

§

impl<'tcx> !RefUnwindSafe for InferSourceKind<'tcx>

§

impl<'tcx> Send for InferSourceKind<'tcx>

§

impl<'tcx> Sync for InferSourceKind<'tcx>

§

impl<'tcx> Unpin for InferSourceKind<'tcx>

§

impl<'tcx> !UnwindSafe for InferSourceKind<'tcx>

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: 56 bytes

Size for each variant:

  • LetBinding: 39 bytes
  • ClosureArg: 23 bytes
  • GenericArg: 55 bytes
  • FullyQualifiedMethodCall: 55 bytes
  • ClosureReturn: 31 bytes