struct RegionRenumberer<'a, 'tcx> {
    infcx: &'a BorrowckInferCtxt<'a, 'tcx>,
}

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§infcx: &'a BorrowckInferCtxt<'a, 'tcx>

Implementations§

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impl<'a, 'tcx> RegionRenumberer<'a, 'tcx>

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fn renumber_regions<T, F>(&mut self, value: T, region_ctxt_fn: F) -> T
where T: TypeFoldable<TyCtxt<'tcx>>, F: Fn() -> RegionCtxt,

Replaces all regions appearing in value with fresh inference variables.

Trait Implementations§

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impl<'a, 'tcx> MutVisitor<'tcx> for RegionRenumberer<'a, 'tcx>

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fn tcx(&self) -> TyCtxt<'tcx>

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fn visit_ty(&mut self, ty: &mut Ty<'tcx>, ty_context: TyContext)

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fn visit_args(&mut self, args: &mut GenericArgsRef<'tcx>, location: Location)

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fn visit_region(&mut self, region: &mut Region<'tcx>, location: Location)

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fn visit_ty_const(&mut self, ct: &mut Const<'tcx>, location: Location)

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fn visit_constant( &mut self, constant: &mut ConstOperand<'tcx>, location: Location )

This is called for every constant in the MIR body and every required_consts (i.e., including consts that have been dead-code-eliminated).
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fn visit_body(&mut self, body: &mut Body<'tcx>)

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fn visit_body_preserves_cfg(&mut self, body: &mut Body<'tcx>)

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fn super_body_preserves_cfg(&mut self, body: &mut Body<'tcx>)

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fn visit_basic_block_data( &mut self, block: BasicBlock, data: &mut BasicBlockData<'tcx> )

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fn visit_source_scope_data(&mut self, scope_data: &mut SourceScopeData<'tcx>)

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fn visit_statement( &mut self, statement: &mut Statement<'tcx>, location: Location )

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fn visit_assign( &mut self, place: &mut Place<'tcx>, rvalue: &mut Rvalue<'tcx>, location: Location )

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fn visit_terminator( &mut self, terminator: &mut Terminator<'tcx>, location: Location )

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fn visit_assert_message( &mut self, msg: &mut AssertKind<Operand<'tcx>>, location: Location )

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fn visit_rvalue(&mut self, rvalue: &mut Rvalue<'tcx>, location: Location)

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fn visit_operand(&mut self, operand: &mut Operand<'tcx>, location: Location)

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fn visit_ascribe_user_ty( &mut self, place: &mut Place<'tcx>, variance: &mut Variance, user_ty: &mut UserTypeProjection, location: Location )

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fn visit_coverage(&mut self, kind: &mut CoverageKind, location: Location)

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fn visit_retag( &mut self, kind: &mut RetagKind, place: &mut Place<'tcx>, location: Location )

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fn visit_place( &mut self, place: &mut Place<'tcx>, context: PlaceContext, location: Location )

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fn super_place( &mut self, place: &mut Place<'tcx>, context: PlaceContext, location: Location )

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fn process_projection<'a>( &mut self, projection: &'a [ProjectionElem<Local, Ty<'tcx>>], location: Location ) -> Option<Vec<ProjectionElem<Local, Ty<'tcx>>>>

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fn process_projection_elem( &mut self, elem: ProjectionElem<Local, Ty<'tcx>>, location: Location ) -> Option<ProjectionElem<Local, Ty<'tcx>>>

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fn visit_span(&mut self, span: &mut Span)

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fn visit_source_info(&mut self, source_info: &mut SourceInfo)

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fn visit_user_type_projection(&mut self, ty: &mut UserTypeProjection)

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fn visit_user_type_annotation( &mut self, index: UserTypeAnnotationIndex, ty: &mut CanonicalUserTypeAnnotation<'tcx> )

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fn visit_local_decl(&mut self, local: Local, local_decl: &mut LocalDecl<'tcx>)

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fn visit_var_debug_info(&mut self, var_debug_info: &mut VarDebugInfo<'tcx>)

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fn visit_local( &mut self, _local: &mut Local, _context: PlaceContext, _location: Location )

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fn visit_source_scope(&mut self, scope: &mut SourceScope)

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fn super_body(&mut self, body: &mut Body<'tcx>)

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fn super_basic_block_data( &mut self, block: BasicBlock, data: &mut BasicBlockData<'tcx> )

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fn super_source_scope_data(&mut self, scope_data: &mut SourceScopeData<'tcx>)

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fn super_statement( &mut self, statement: &mut Statement<'tcx>, location: Location )

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fn super_assign( &mut self, place: &mut Place<'tcx>, rvalue: &mut Rvalue<'tcx>, location: Location )

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fn super_terminator( &mut self, terminator: &mut Terminator<'tcx>, location: Location )

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fn super_assert_message( &mut self, msg: &mut AssertKind<Operand<'tcx>>, location: Location )

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fn super_rvalue(&mut self, rvalue: &mut Rvalue<'tcx>, location: Location)

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fn super_operand(&mut self, operand: &mut Operand<'tcx>, location: Location)

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fn super_ascribe_user_ty( &mut self, place: &mut Place<'tcx>, variance: &mut Variance, user_ty: &mut UserTypeProjection, location: Location )

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fn super_coverage(&mut self, _kind: &mut CoverageKind, _location: Location)

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fn super_retag( &mut self, _kind: &mut RetagKind, place: &mut Place<'tcx>, location: Location )

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fn super_local_decl(&mut self, local: Local, local_decl: &mut LocalDecl<'tcx>)

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fn super_var_debug_info(&mut self, var_debug_info: &mut VarDebugInfo<'tcx>)

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fn super_source_scope(&mut self, _scope: &mut SourceScope)

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fn super_constant( &mut self, constant: &mut ConstOperand<'tcx>, location: Location )

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fn super_ty_const(&mut self, _ct: &mut Const<'tcx>, _location: Location)

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fn super_span(&mut self, _span: &mut Span)

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fn super_source_info(&mut self, source_info: &mut SourceInfo)

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fn super_user_type_projection(&mut self, _ty: &mut UserTypeProjection)

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fn super_user_type_annotation( &mut self, _index: UserTypeAnnotationIndex, ty: &mut CanonicalUserTypeAnnotation<'tcx> )

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fn super_ty(&mut self, _ty: &mut Ty<'tcx>)

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fn super_region(&mut self, _region: &mut Region<'tcx>)

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fn super_args(&mut self, _args: &mut &'tcx List<GenericArg<'tcx>>)

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fn visit_location(&mut self, body: &mut Body<'tcx>, location: Location)

Auto Trait Implementations§

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impl<'a, 'tcx> !DynSend for RegionRenumberer<'a, 'tcx>

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impl<'a, 'tcx> !DynSync for RegionRenumberer<'a, 'tcx>

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impl<'a, 'tcx> Freeze for RegionRenumberer<'a, 'tcx>

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impl<'a, 'tcx> !RefUnwindSafe for RegionRenumberer<'a, 'tcx>

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impl<'a, 'tcx> !Send for RegionRenumberer<'a, 'tcx>

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impl<'a, 'tcx> !Sync for RegionRenumberer<'a, 'tcx>

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impl<'a, 'tcx> Unpin for RegionRenumberer<'a, 'tcx>

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impl<'a, 'tcx> !UnwindSafe for RegionRenumberer<'a, '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<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

Mutably dereferences the given pointer. Read more
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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<'tcx, T> ToPredicate<'tcx, T> for T

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fn to_predicate(self, _tcx: TyCtxt<'tcx>) -> T

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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<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>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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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<'a, T> Captures<'a> for T
where T: ?Sized,

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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: 8 bytes