struct MarkUsedGenericParams<'a, 'tcx> {
    tcx: TyCtxt<'tcx>,
    def_id: DefId,
    unused_parameters: &'a mut UnusedGenericParams,
}
Expand description

Visitor used to aggregate generic parameter uses.

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§tcx: TyCtxt<'tcx>§def_id: DefId§unused_parameters: &'a mut UnusedGenericParams

Implementations§

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impl<'a, 'tcx> MarkUsedGenericParams<'a, 'tcx>

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fn visit_child_body(&mut self, def_id: DefId, args: GenericArgsRef<'tcx>)

Invoke unused_generic_params on a body contained within the current item (e.g. a closure, coroutine or constant).

Trait Implementations§

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impl<'a, 'tcx> TypeVisitor<TyCtxt<'tcx>> for MarkUsedGenericParams<'a, 'tcx>

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fn visit_const(&mut self, c: Const<'tcx>) -> ControlFlow<Self::BreakTy>

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fn visit_ty(&mut self, ty: Ty<'tcx>) -> ControlFlow<Self::BreakTy>

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type BreakTy = !

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fn visit_binder<T>( &mut self, t: &<I as Interner>::Binder<T> ) -> ControlFlow<Self::BreakTy>
where T: TypeVisitable<I>, <I as Interner>::Binder<T>: TypeSuperVisitable<I>,

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fn visit_region( &mut self, _r: <I as Interner>::Region ) -> ControlFlow<Self::BreakTy>

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impl<'a, 'tcx> Visitor<'tcx> for MarkUsedGenericParams<'a, 'tcx>

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

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fn visit_constant(&mut self, ct: &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_ty(&mut self, ty: Ty<'tcx>, _: TyContext)

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

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

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

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

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

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

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

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

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

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

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fn visit_coverage(&mut self, coverage: &Coverage, location: Location)

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

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

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fn visit_projection( &mut self, place_ref: PlaceRef<'tcx>, context: PlaceContext, location: Location )

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fn visit_projection_elem( &mut self, place_ref: PlaceRef<'tcx>, elem: ProjectionElem<Local, Ty<'tcx>>, context: PlaceContext, location: Location )

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

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fn super_projection( &mut self, place_ref: PlaceRef<'tcx>, context: PlaceContext, location: Location )

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fn super_projection_elem( &mut self, _place_ref: PlaceRef<'tcx>, elem: ProjectionElem<Local, Ty<'tcx>>, _context: PlaceContext, location: Location )

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

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fn visit_span(&mut self, span: Span)

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

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

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

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

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fn visit_args(&mut self, args: &&'tcx List<GenericArg<'tcx>>, _: Location)

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

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

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fn visit_source_scope(&mut self, scope: SourceScope)

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

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

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

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

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

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

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

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

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

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

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fn super_coverage(&mut self, _coverage: &Coverage, _location: Location)

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

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

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

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fn super_source_scope(&mut self, _scope: SourceScope)

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

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

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fn super_span(&mut self, _span: Span)

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

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

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

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

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

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

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

Auto Trait Implementations§

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

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

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

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

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

Blanket Implementations§

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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> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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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, 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.

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: 24 bytes