Enum rustc_borrowck::diagnostics::explain_borrow::BorrowExplanation

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pub(crate) enum BorrowExplanation {
    UsedLater(LaterUseKind, Span, Option<Span>),
    UsedLaterInLoop(LaterUseKind, Span, Option<Span>),
    UsedLaterWhenDropped {
        drop_loc: Location,
        dropped_local: Local,
        should_note_order: bool,
    },
    MustBeValidFor {
        category: ConstraintCategory,
        from_closure: bool,
        span: Span,
        region_name: RegionName,
        opt_place_desc: Option<String>,
    },
    Unexplained,
}

Variants

`UsedLater(LaterUseKind, Span, Option)`

`UsedLaterInLoop(LaterUseKind, Span, Option)`

`UsedLaterWhenDropped`

Fields

drop_loc: Location

dropped_local: Local

should_note_order: bool

`MustBeValidFor`

Fields

category: ConstraintCategory

from_closure: bool

span: Span

region_name: RegionName

opt_place_desc: Option<String>

`Unexplained`

Implementations

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Trait Implementations

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impl Debug for BorrowExplanation

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

Formats the value using the given formatter. Read more

Auto Trait Implementations

impl RefUnwindSafe for BorrowExplanation

impl !Send for BorrowExplanation

impl !Sync for BorrowExplanation

impl Unpin for BorrowExplanation

impl UnwindSafe for BorrowExplanation

Blanket Implementations

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

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pub 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

pub 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

pub 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

pub fn from(t: T) -> T

Performs the conversion.

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

const: unstable · source

pub fn into(self) -> U

Performs the conversion.

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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

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

Performs the conversion.

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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

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

Performs the conversion.

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: 128 bytes

Size for each variant:

UsedLater: 23 bytes
UsedLaterInLoop: 23 bytes
UsedLaterWhenDropped: 23 bytes
MustBeValidFor: 127 bytes
Unexplained: 0 bytes

Enum rustc_borrowck::diagnostics::explain_borrow::BorrowExplanation

Variants

UsedLater(LaterUseKind, Span, Option<Span>)

UsedLaterInLoop(LaterUseKind, Span, Option<Span>)

UsedLaterWhenDropped

Fields

MustBeValidFor

Fields

Unexplained

Implementations

impl BorrowExplanation

pub(crate) fn is_explained(&self) -> bool

pub(crate) fn add_explanation_to_diagnostic<'tcx>( &self, tcx: TyCtxt<'tcx>, body: &Body<'tcx>, local_names: &IndexVec<Local, Option<Symbol>>, err: &mut DiagnosticBuilder<'_>, borrow_desc: &str, borrow_span: Option<Span>, multiple_borrow_span: Option<(Span, Span)>)

pub(crate) fn add_lifetime_bound_suggestion_to_diagnostic( &self, err: &mut DiagnosticBuilder<'_>, category: &ConstraintCategory, span: Span, region_name: &RegionName)

Trait Implementations

impl Debug for BorrowExplanation

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

Auto Trait Implementations

impl RefUnwindSafe for BorrowExplanation

impl !Send for BorrowExplanation

impl !Sync for BorrowExplanation

impl Unpin for BorrowExplanation

impl UnwindSafe for BorrowExplanation

Blanket Implementations

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

pub fn type_id(&self) -> TypeId

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

pub fn borrow(&self) -> &T

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

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

impl<T> From<T> for T

pub fn from(t: T) -> T

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

pub fn into(self) -> U

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

type Error = Infallible

pub 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

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

Layout

`UsedLater(LaterUseKind, Span, Option<Span>)`

`UsedLaterInLoop(LaterUseKind, Span, Option<Span>)`

`UsedLaterWhenDropped`

`MustBeValidFor`

`Unexplained`

pub(crate) fn add_explanation_to_diagnostic<'tcx>(
&self,
tcx: TyCtxt<'tcx>,
body: &Body<'tcx>,
local_names: &IndexVec<Local, Option<Symbol>>,
err: &mut DiagnosticBuilder<'_>,
borrow_desc: &str,
borrow_span: Option<Span>,
multiple_borrow_span: Option<(Span, Span )>
)

pub(crate) fn add_lifetime_bound_suggestion_to_diagnostic(
&self,
err: &mut DiagnosticBuilder<'_>,
category: &ConstraintCategory,
span: Span,
region_name: &RegionName
)

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>,