Enum rustc_borrowck::session_diagnostics::FnMutReturnTypeErr

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pub(crate) enum FnMutReturnTypeErr {
    ReturnClosure {
        span: Span,
    },
    ReturnAsyncBlock {
        span: Span,
    },
    ReturnRef {
        span: Span,
    },
}

Variants

`ReturnClosure`

Fields

span: Span

`ReturnAsyncBlock`

Fields

span: Span

`ReturnRef`

Fields

span: Span

Trait Implementations

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impl AddToDiagnostic for FnMutReturnTypeErr

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fn add_to_diagnostic_with<F>(self, diag: &mut Diagnostic, f: F)where
__F: Fn(&mut Diagnostic, SubdiagnosticMessage) -> SubdiagnosticMessage,

Add a subdiagnostic to an existing diagnostic where f is invoked on every message used (to optionally perform eager translation). Read more

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fn add_to_diagnostic(self, diag: &mut Diagnostic)

Add a subdiagnostic to an existing diagnostic.

Auto Trait Implementations

impl RefUnwindSafe for FnMutReturnTypeErr

impl !Send for FnMutReturnTypeErr

impl !Sync for FnMutReturnTypeErr

impl Unpin for FnMutReturnTypeErr

impl UnwindSafe for FnMutReturnTypeErr

Blanket Implementations

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impl<T> Any for Twhere
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 Twhere
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 Twhere
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 Twhere
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.

source

impl<T, U> TryFrom for Twhere
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 Twhere
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 Twhere
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: 12 bytes

Size for each variant:

ReturnClosure: 8 bytes
ReturnAsyncBlock: 8 bytes
ReturnRef: 8 bytes

Enum rustc_borrowck::session_diagnostics::FnMutReturnTypeErr

Variants

`ReturnClosure`

Fields

`ReturnAsyncBlock`

Fields

`ReturnRef`

Fields

Trait Implementations

impl AddToDiagnostic for FnMutReturnTypeErr

fn add_to_diagnostic_with<F>(self, diag: &mut Diagnostic, f: F)where
__F: Fn(&mut Diagnostic, SubdiagnosticMessage) -> SubdiagnosticMessage,

fn add_to_diagnostic(self, diag: &mut Diagnostic)

Auto Trait Implementations

impl RefUnwindSafe for FnMutReturnTypeErr

impl !Send for FnMutReturnTypeErr

impl !Sync for FnMutReturnTypeErr

impl Unpin for FnMutReturnTypeErr

impl UnwindSafe for FnMutReturnTypeErr

Blanket Implementations

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

fn type_id(&self) -> TypeId

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

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for Twhere
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 Twhere
U: From<T>,

fn into(self) -> U

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

type Error = Infallible

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

impl<T, U> TryInto<U> for Twhere
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 Twhere
T: ?Sized,

Layout

Enum rustc_borrowck::session_diagnostics::FnMutReturnTypeErr

Variants

ReturnClosure

Fields

ReturnAsyncBlock

Fields

ReturnRef

Fields

Trait Implementations

impl AddToDiagnostic for FnMutReturnTypeErr

fn add_to_diagnostic_with<__F>(self, diag: &mut Diagnostic, f: __F)where __F: Fn(&mut Diagnostic, SubdiagnosticMessage) -> SubdiagnosticMessage,

fn add_to_diagnostic(self, diag: &mut Diagnostic)

Auto Trait Implementations

impl RefUnwindSafe for FnMutReturnTypeErr

impl !Send for FnMutReturnTypeErr

impl !Sync for FnMutReturnTypeErr

impl Unpin for FnMutReturnTypeErr

impl UnwindSafe for FnMutReturnTypeErr

Blanket Implementations

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

fn type_id(&self) -> TypeId

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

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for Twhere 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 Twhere U: From<T>,

fn into(self) -> U

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

type Error = Infallible

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

impl<T, U> TryInto<U> for Twhere 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 Twhere T: ?Sized,

Layout

`ReturnClosure`

`ReturnAsyncBlock`

`ReturnRef`

fn add_to_diagnostic_with<F>(self, diag: &mut Diagnostic, f: F)where
__F: Fn(&mut Diagnostic, SubdiagnosticMessage) -> SubdiagnosticMessage,

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

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

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

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

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

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

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