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: &'ast Item<ForeignItemKind>)

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

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

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

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

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

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

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

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

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

fn visit_ty(&mut self, t: &'ast Ty)

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

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

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

fn visit_fn(&mut self, fk: FnKind<'ast>, s: Span, NodeId)

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

fn visit_trait_ref(&mut self, t: &'ast TraitRef)

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

fn visit_poly_trait_ref(
    &mut self,
    t: &'ast PolyTraitRef,
    m: &'ast TraitBoundModifier
)

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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