Struct LanguageItemCollector

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struct LanguageItemCollector<'ast, 'tcx> {
    items: LanguageItems,
    tcx: TyCtxt<'tcx>,
    resolver: &'ast ResolverAstLowering,
    item_spans: FxHashMap<DefId, Span>,
    parent_item: Option<&'ast Item>,
}

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§items: LanguageItems§tcx: TyCtxt<'tcx>§resolver: &'ast ResolverAstLowering§item_spans: FxHashMap<DefId, Span>§parent_item: Option<&'ast Item>

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impl<'ast, 'tcx> LanguageItemCollector<'ast, 'tcx>

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fn new( tcx: TyCtxt<'tcx>, resolver: &'ast ResolverAstLowering, ) -> LanguageItemCollector<'ast, 'tcx>

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fn check_for_lang( &mut self, actual_target: Target, def_id: LocalDefId, attrs: &'ast [Attribute], item_span: Span, generics: Option<&'ast Generics>, )

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fn collect_item( &mut self, lang_item: LangItem, item_def_id: DefId, item_span: Option<Span>, )

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fn collect_item_extended( &mut self, lang_item: LangItem, item_def_id: LocalDefId, item_span: Span, attr_span: Span, generics: Option<&'ast Generics>, target: Target, )

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impl<'ast, 'tcx> Visitor<'ast> for LanguageItemCollector<'ast, 'tcx>

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fn visit_item(&mut self, i: &'ast Item)

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fn visit_variant(&mut self, variant: &'ast Variant)

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fn visit_assoc_item(&mut self, i: &'ast AssocItem, ctxt: AssocCtxt)

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type Result = ()

The result type of the visit_* methods. Can be either (), or ControlFlow<T>.
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fn visit_ident(&mut self, _: &'a Ident) -> Self::Result

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fn visit_foreign_mod(&mut self, nm: &'a ForeignMod) -> Self::Result

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fn visit_foreign_item(&mut self, i: &'a Item<ForeignItemKind>) -> Self::Result

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fn visit_local(&mut self, l: &'a Local) -> Self::Result

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fn visit_block(&mut self, b: &'a Block) -> Self::Result

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fn visit_param(&mut self, param: &'a Param) -> Self::Result

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fn visit_arm(&mut self, a: &'a Arm) -> Self::Result

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fn visit_pat(&mut self, p: &'a Pat) -> Self::Result

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fn visit_anon_const(&mut self, c: &'a AnonConst) -> Self::Result

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fn visit_expr(&mut self, ex: &'a Expr) -> Self::Result

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fn visit_method_receiver_expr(&mut self, ex: &'a Expr) -> Self::Result

This method is a hack to workaround unstable of stmt_expr_attributes. It can be removed once that feature is stabilized.
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fn visit_ty(&mut self, t: &'a Ty) -> Self::Result

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fn visit_ty_pat(&mut self, t: &'a TyPat) -> Self::Result

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fn visit_generic_param(&mut self, param: &'a GenericParam) -> Self::Result

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fn visit_generics(&mut self, g: &'a Generics) -> Self::Result

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fn visit_closure_binder(&mut self, b: &'a ClosureBinder) -> Self::Result

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fn visit_contract(&mut self, c: &'a FnContract) -> Self::Result

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fn visit_where_predicate(&mut self, p: &'a WherePredicate) -> Self::Result

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fn visit_where_predicate_kind( &mut self, k: &'a WherePredicateKind, ) -> Self::Result

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fn visit_fn(&mut self, fk: FnKind<'a>, _: Span, _: NodeId) -> Self::Result

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fn visit_trait_ref(&mut self, t: &'a TraitRef) -> Self::Result

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fn visit_param_bound( &mut self, bounds: &'a GenericBound, _ctxt: BoundKind, ) -> Self::Result

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fn visit_precise_capturing_arg( &mut self, arg: &'a PreciseCapturingArg, ) -> Self::Result

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fn visit_poly_trait_ref(&mut self, t: &'a PolyTraitRef) -> Self::Result

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fn visit_variant_data(&mut self, s: &'a VariantData) -> Self::Result

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fn visit_field_def(&mut self, s: &'a FieldDef) -> Self::Result

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fn visit_label(&mut self, label: &'a Label) -> Self::Result

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fn visit_lifetime( &mut self, lifetime: &'a Lifetime, _: LifetimeCtxt, ) -> Self::Result

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fn visit_mac_call(&mut self, mac: &'a MacCall) -> Self::Result

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fn visit_id(&mut self, _id: NodeId) -> Self::Result

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fn visit_macro_def(&mut self, macro_def: &'a MacroDef) -> Self::Result

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fn visit_path(&mut self, path: &'a Path) -> Self::Result

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fn visit_use_tree(&mut self, use_tree: &'a UseTree) -> Self::Result

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fn visit_path_segment(&mut self, path_segment: &'a PathSegment) -> Self::Result

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fn visit_generic_args(&mut self, generic_args: &'a GenericArgs) -> Self::Result

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fn visit_generic_arg(&mut self, generic_arg: &'a GenericArg) -> Self::Result

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fn visit_assoc_item_constraint( &mut self, constraint: &'a AssocItemConstraint, ) -> Self::Result

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fn visit_attribute(&mut self, attr: &'a Attribute) -> Self::Result

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fn visit_vis(&mut self, vis: &'a Visibility) -> Self::Result

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fn visit_fn_ret_ty(&mut self, ret_ty: &'a FnRetTy) -> Self::Result

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fn visit_fn_header(&mut self, header: &'a FnHeader) -> Self::Result

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fn visit_expr_field(&mut self, f: &'a ExprField) -> Self::Result

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fn visit_pat_field(&mut self, fp: &'a PatField) -> Self::Result

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fn visit_crate(&mut self, krate: &'a Crate) -> Self::Result

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fn visit_inline_asm(&mut self, asm: &'a InlineAsm) -> Self::Result

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fn visit_format_args(&mut self, fmt: &'a FormatArgs) -> Self::Result

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fn visit_inline_asm_sym(&mut self, sym: &'a InlineAsmSym) -> Self::Result

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fn visit_capture_by(&mut self, capture_by: &'a CaptureBy) -> Self::Result

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fn visit_coroutine_kind( &mut self, coroutine_kind: &'a CoroutineKind, ) -> Self::Result

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fn visit_fn_decl(&mut self, fn_decl: &'a FnDecl) -> Self::Result

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fn visit_qself(&mut self, qs: &'a Option<Box<QSelf>>) -> Self::Result

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fn visit_stmt(&mut self, s: &'a Stmt) -> Self::Result

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fn visit_nested_use_tree( &mut self, use_tree: &'a UseTree, id: NodeId, ) -> Self::Result

Auto Trait Implementations§

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impl<'ast, 'tcx> DynSend for LanguageItemCollector<'ast, 'tcx>

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impl<'ast, 'tcx> DynSync for LanguageItemCollector<'ast, 'tcx>

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impl<'ast, 'tcx> Freeze for LanguageItemCollector<'ast, 'tcx>

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impl<'ast, 'tcx> !RefUnwindSafe for LanguageItemCollector<'ast, 'tcx>

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impl<'ast, 'tcx> !Send for LanguageItemCollector<'ast, 'tcx>

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impl<'ast, 'tcx> !Sync for LanguageItemCollector<'ast, 'tcx>

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impl<'ast, 'tcx> Unpin for LanguageItemCollector<'ast, 'tcx>

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impl<'ast, 'tcx> !UnwindSafe for LanguageItemCollector<'ast, 'tcx>

Blanket Implementations§

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impl<T> Aligned for T

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const ALIGN: Alignment

Alignment of Self.
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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,

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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,

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

Mutably borrows from an owned value. Read more
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impl<T, R> CollectAndApply<T, R> for T

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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<_>>()).

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type Output = R

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impl<T> Filterable for T

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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
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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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> IntoEither for T

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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
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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
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impl<P> IntoQueryParam<P> for P

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impl<T> MaybeResult<T> for T

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type Error = !

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

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

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impl<T> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

The type for initializers.
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unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more
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unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more
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unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

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unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more
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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<I, T, U> Upcast<I, U> for T
where U: UpcastFrom<I, T>,

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

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

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

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

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fn vzip(self) -> V

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

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

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impl<T> WithSubscriber for T

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

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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<T> ErasedDestructor for T
where T: 'static,

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: 1736 bytes