rustc_trait_selection::error_reporting::traits::on_unimplemented

Struct OnUnimplementedDirective

pub struct OnUnimplementedDirective {
    pub condition: Option<MetaItemInner>,
    pub subcommands: Vec<OnUnimplementedDirective>,
    pub message: Option<OnUnimplementedFormatString>,
    pub label: Option<OnUnimplementedFormatString>,
    pub notes: Vec<OnUnimplementedFormatString>,
    pub parent_label: Option<OnUnimplementedFormatString>,
    pub append_const_msg: Option<AppendConstMessage>,
}

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§condition: Option<MetaItemInner>§subcommands: Vec<OnUnimplementedDirective>§message: Option<OnUnimplementedFormatString>§label: Option<OnUnimplementedFormatString>§notes: Vec<OnUnimplementedFormatString>§parent_label: Option<OnUnimplementedFormatString>§append_const_msg: Option<AppendConstMessage>

Struct OnUnimplementedDirectiveCopy item path

Fields§

Implementations§

impl<'tcx> OnUnimplementedDirective

fn parse( tcx: TyCtxt<'tcx>, item_def_id: DefId, items: &[MetaItemInner], span: Span, is_root: bool, is_diagnostic_namespace_variant: bool, ) -> Result<Option<Self>, ErrorGuaranteed>

pub fn of_item( tcx: TyCtxt<'tcx>, item_def_id: DefId, ) -> Result<Option<Self>, ErrorGuaranteed>

fn parse_attribute( attr: &Attribute, is_diagnostic_namespace_variant: bool, tcx: TyCtxt<'tcx>, item_def_id: DefId, ) -> Result<Option<Self>, ErrorGuaranteed>

pub fn evaluate( &self, tcx: TyCtxt<'tcx>, trait_ref: TraitRef<'tcx>, options: &[(Symbol, Option<String>)], long_ty_file: &mut Option<PathBuf>, ) -> OnUnimplementedNote

Trait Implementations§

impl Debug for OnUnimplementedDirective

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

Auto Trait Implementations§

impl DynSend for OnUnimplementedDirective

impl DynSync for OnUnimplementedDirective

impl Freeze for OnUnimplementedDirective

impl !RefUnwindSafe for OnUnimplementedDirective

impl !Send for OnUnimplementedDirective

impl !Sync for OnUnimplementedDirective

impl Unpin for OnUnimplementedDirective

impl !UnwindSafe for OnUnimplementedDirective

Blanket Implementations§

impl<T> Aligned for T

const ALIGN: Alignment

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, R> CollectAndApply<T, R> for T

fn collect_and_apply<I, F>(iter: I, f: F) -> Rwhere I: Iterator<Item = T>, F: FnOnce(&[T]) -> R,

type Output = R

impl<T> Filterable for T

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

impl<T> From<T> for T

fn from(t: T) -> T

impl<T> Instrument for T

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

fn in_current_span(self) -> Instrumented<Self>

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

fn into(self) -> U

impl<T> IntoEither for T

fn into_either(self, into_left: bool) -> Either<Self, Self>

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>where F: FnOnce(&Self) -> bool,

impl<P> IntoQueryParam<P> for P

fn into_query_param(self) -> P

impl<T> MaybeResult<T> for T

type Error = !

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

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

impl<T> Pointable for T

const ALIGN: usize

type Init = T

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

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

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

unsafe fn drop(ptr: usize)

impl<T> Same for T

type Output = T

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<I, T, U> Upcast<I, U> for Twhere U: UpcastFrom<I, T>,

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

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

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

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

fn vzip(self) -> V

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

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

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>where S: Into<Dispatch>,

fn with_current_subscriber(self) -> WithDispatch<Self>

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

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

Layout§

Struct OnUnimplementedDirective

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,

fn collect_and_apply<I, F>(iter: I, f: F) -> R
where I: Iterator<Item = T>, F: FnOnce(&[T]) -> R,

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

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

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

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

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

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

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

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

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

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