Struct rustc_resolve::check_unused::UnusedImportCheckVisitor

struct UnusedImportCheckVisitor<'a, 'b> {
    r: &'a mut Resolver<'b>,
    unused_imports: NodeMap<UnusedImport<'a>>,
    base_use_tree: Option<&'a UseTree>,
    base_id: NodeId,
    item_span: Span,
}

Fields

r: &'a mut Resolver<'b>

unused_imports: NodeMap<UnusedImport<'a>>

All the (so far) unused imports, grouped path list

base_use_tree: Option<&'a UseTree>

base_id: NodeId

item_span: Span

Implementations

impl<'a, 'b> UnusedImportCheckVisitor<'a, 'b>

fn check_import(&mut self, id: NodeId)

fn unused_import(&mut self, id: NodeId) -> &mut UnusedImport<'a>

Trait Implementations

impl<'a, 'b> Visitor<'a> for UnusedImportCheckVisitor<'a, 'b>

fn visit_item(&mut self, item: &'a Item)

fn visit_use_tree(&mut self, use_tree: &'a UseTree, id: NodeId, nested: bool)

fn visit_name(&mut self, _span: Span, _name: Symbol)

fn visit_ident(&mut self, ident: Ident)

fn visit_foreign_item(&mut self, i: &Item<ForeignItemKind>)

fn visit_local(&mut self, l: &Local)

fn visit_block(&mut self, b: &Block)

fn visit_stmt(&mut self, s: &Stmt)

fn visit_param(&mut self, param: &Param)

fn visit_arm(&mut self, a: &Arm)

fn visit_pat(&mut self, p: &Pat)

fn visit_anon_const(&mut self, c: &AnonConst)

fn visit_expr(&mut self, ex: &Expr)

fn visit_expr_post(&mut self, _ex: &Expr)

fn visit_ty(&mut self, t: &Ty)

fn visit_generic_param(&mut self, param: &GenericParam)

fn visit_generics(&mut self, g: &Generics)

fn visit_where_predicate(&mut self, p: &WherePredicate)

fn visit_fn(&mut self, fk: FnKind, s: Span, NodeId)

fn visit_assoc_item(&mut self, i: &Item<AssocItemKind>, ctxt: AssocCtxt)

fn visit_trait_ref(&mut self, t: &TraitRef)

fn visit_param_bound(&mut self, bounds: &GenericBound)

fn visit_poly_trait_ref(&mut self, t: &PolyTraitRef, m: &TraitBoundModifier)

fn visit_variant_data(&mut self, s: &VariantData)

fn visit_field_def(&mut self, s: &FieldDef)

fn visit_enum_def(
    &mut self,
    enum_definition: &EnumDef,
    generics: &Generics,
    item_id: NodeId,
    Span
)

fn visit_variant(&mut self, v: &Variant)

fn visit_label(&mut self, label: &Label)

fn visit_lifetime(&mut self, lifetime: &Lifetime)

fn visit_mac_call(&mut self, mac: &MacCall)

fn visit_mac_def(&mut self, _mac: &MacroDef, _id: NodeId)

fn visit_path(&mut self, path: &Path, _id: NodeId)

fn visit_path_segment(&mut self, path_span: Span, path_segment: &PathSegment)

fn visit_generic_args(&mut self, path_span: Span, generic_args: &GenericArgs)

fn visit_generic_arg(&mut self, generic_arg: &GenericArg)

fn visit_assoc_ty_constraint(&mut self, constraint: &AssocTyConstraint)

fn visit_attribute(&mut self, attr: &Attribute)

fn visit_vis(&mut self, vis: &Visibility)

fn visit_fn_ret_ty(&mut self, ret_ty: &FnRetTy)

fn visit_fn_header(&mut self, _header: &FnHeader)

fn visit_expr_field(&mut self, f: &ExprField)

fn visit_pat_field(&mut self, fp: &PatField)

fn visit_crate(&mut self, krate: &Crate)

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: 64 bytes