Enum rustc_typeck::errors::ExpectedReturnTypeLabel

source · [−]

pub enum ExpectedReturnTypeLabel<'tcx> {
    Unit {
        span: Span,
    },
    Other {
        span: Span,
        expected: Ty<'tcx>,
    },
}

Variants

`Unit`

Fields

span: Span

`Other`

Fields

span: Span

expected: Ty<'tcx>

Trait Implementations

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impl<'tcx> AddSubdiagnostic for ExpectedReturnTypeLabel<'tcx>

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fn add_to_diagnostic(self, diag: &mut Diagnostic)

Add a subdiagnostic to an existing diagnostic.

Auto Trait Implementations

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

impl<'tcx> !Send for ExpectedReturnTypeLabel<'tcx>

impl<'tcx> !Sync for ExpectedReturnTypeLabel<'tcx>

impl<'tcx> Unpin for ExpectedReturnTypeLabel<'tcx>

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

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,

const: unstable · source

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,

const: unstable · source

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

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · 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.

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

source

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

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

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

Performs the conversion.

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

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: 24 bytes

Size for each variant:

Unit: 8 bytes
Other: 20 bytes

Enum rustc_typeck::errors::ExpectedReturnTypeLabel

Variants

`Unit`

Fields

`Other`

Fields

Trait Implementations

impl<'tcx> AddSubdiagnostic for ExpectedReturnTypeLabel<'tcx>

fn add_to_diagnostic(self, diag: &mut Diagnostic)

Auto Trait Implementations

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

impl<'tcx> !Send for ExpectedReturnTypeLabel<'tcx>

impl<'tcx> !Sync for ExpectedReturnTypeLabel<'tcx>

impl<'tcx> Unpin for ExpectedReturnTypeLabel<'tcx>

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

Blanket Implementations

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

fn type_id(&self) -> TypeId

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

fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

fn from(t: T) -> T

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

fn into(self) -> U

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

type Error = Infallible

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

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

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

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

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

Layout

Enum rustc_typeck::errors::ExpectedReturnTypeLabel

Variants

Unit

Fields

Other

Fields

Trait Implementations

impl<'tcx> AddSubdiagnostic for ExpectedReturnTypeLabel<'tcx>

fn add_to_diagnostic(self, diag: &mut Diagnostic)

Auto Trait Implementations

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

impl<'tcx> !Send for ExpectedReturnTypeLabel<'tcx>

impl<'tcx> !Sync for ExpectedReturnTypeLabel<'tcx>

impl<'tcx> Unpin for ExpectedReturnTypeLabel<'tcx>

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

Blanket Implementations

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

fn type_id(&self) -> TypeId

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

fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

fn from(t: T) -> T

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

fn into(self) -> U

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

type Error = Infallible

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

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

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

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

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

Layout

`Unit`

`Other`

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

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

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

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

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

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

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