Suggest field typo through derefs
Take into account implicit dereferences when suggesting fields. ``` error[E0609]: no field `longname` on type `Arc<S>` --> $DIR/suggest-field-through-deref.rs:10:15 | LL | let _ = x.longname; | ^^^^^^^^ help: a field with a similar name exists: `long_name` ``` CC https://github.com/rust-lang/rust/issues/78374#issuecomment-719564114
This commit is contained in:
Esteban Küber
parent
1be1e84872
commit
dfa75391f8
29 changed files with 227 additions and 192 deletions
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@ -2471,9 +2471,6 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
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ty::RawPtr(..) => {
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ty::RawPtr(..) => {
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self.suggest_first_deref_field(&mut err, expr, base, ident);
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self.suggest_first_deref_field(&mut err, expr, base, ident);
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}
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}
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ty::Adt(def, _) if !def.is_enum() => {
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self.suggest_fields_on_recordish(&mut err, expr, def, ident);
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}
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ty::Param(param_ty) => {
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ty::Param(param_ty) => {
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self.point_at_param_definition(&mut err, param_ty);
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self.point_at_param_definition(&mut err, param_ty);
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}
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}
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@ -2633,34 +2630,6 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
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err.span_label(param_span, format!("type parameter '{param_name}' declared here"));
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err.span_label(param_span, format!("type parameter '{param_name}' declared here"));
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}
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}
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fn suggest_fields_on_recordish(
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&self,
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err: &mut Diagnostic,
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expr: &hir::Expr<'_>,
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def: ty::AdtDef<'tcx>,
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field: Ident,
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) {
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let available_field_names = self.available_field_names(def.non_enum_variant(), expr, &[]);
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if let Some(suggested_field_name) =
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find_best_match_for_name(&available_field_names, field.name, None)
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{
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err.span_suggestion(
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field.span,
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"a field with a similar name exists",
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suggested_field_name,
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Applicability::MaybeIncorrect,
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);
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} else {
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err.span_label(field.span, "unknown field");
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if !available_field_names.is_empty() {
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err.note(format!(
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"available fields are: {}",
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self.name_series_display(available_field_names),
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));
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}
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}
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}
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fn maybe_suggest_array_indexing(
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fn maybe_suggest_array_indexing(
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&self,
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&self,
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err: &mut Diagnostic,
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err: &mut Diagnostic,
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@ -2709,7 +2678,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
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let mut err = type_error_struct!(
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let mut err = type_error_struct!(
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self.tcx().sess,
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self.tcx().sess,
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field.span,
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span,
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expr_t,
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expr_t,
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E0609,
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E0609,
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"no field `{field}` on type `{expr_t}`",
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"no field `{field}` on type `{expr_t}`",
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@ -2717,10 +2686,12 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
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// try to add a suggestion in case the field is a nested field of a field of the Adt
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// try to add a suggestion in case the field is a nested field of a field of the Adt
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let mod_id = self.tcx.parent_module(id).to_def_id();
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let mod_id = self.tcx.parent_module(id).to_def_id();
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if let Some((fields, args)) =
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for (found_fields, args) in
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self.get_field_candidates_considering_privacy(span, expr_t, mod_id)
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self.get_field_candidates_considering_privacy(span, expr_t, mod_id, id)
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{
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{
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let candidate_fields: Vec<_> = fields
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let field_names = found_fields.iter().map(|field| field.name).collect::<Vec<_>>();
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let candidate_fields: Vec<_> = found_fields
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.into_iter()
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.filter_map(|candidate_field| {
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.filter_map(|candidate_field| {
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self.check_for_nested_field_satisfying(
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self.check_for_nested_field_satisfying(
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span,
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span,
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@ -2729,6 +2700,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
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args,
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args,
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vec![],
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vec![],
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mod_id,
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mod_id,
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id,
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)
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)
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})
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})
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.map(|mut field_path| {
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.map(|mut field_path| {
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@ -2753,6 +2725,21 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
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candidate_fields.iter().map(|path| format!("{path}.")),
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candidate_fields.iter().map(|path| format!("{path}.")),
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Applicability::MaybeIncorrect,
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Applicability::MaybeIncorrect,
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);
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);
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} else {
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if let Some(field_name) = find_best_match_for_name(&field_names, field.name, None) {
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err.span_suggestion(
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field.span,
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"a field with a similar name exists",
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field_name,
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Applicability::MaybeIncorrect,
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);
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} else if !field_names.is_empty() {
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let is = if field_names.len() == 1 { " is" } else { "s are" };
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err.note(format!(
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"available field{is}: {}",
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self.name_series_display(field_names),
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));
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}
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}
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}
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}
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}
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err
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err
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@ -2781,33 +2768,39 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
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span: Span,
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span: Span,
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base_ty: Ty<'tcx>,
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base_ty: Ty<'tcx>,
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mod_id: DefId,
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mod_id: DefId,
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) -> Option<(impl Iterator<Item = &'tcx ty::FieldDef> + 'tcx, GenericArgsRef<'tcx>)> {
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hir_id: hir::HirId,
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) -> Vec<(Vec<&'tcx ty::FieldDef>, GenericArgsRef<'tcx>)> {
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debug!("get_field_candidates(span: {:?}, base_t: {:?}", span, base_ty);
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debug!("get_field_candidates(span: {:?}, base_t: {:?}", span, base_ty);
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for (base_t, _) in self.autoderef(span, base_ty) {
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self.autoderef(span, base_ty)
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match base_t.kind() {
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.filter_map(move |(base_t, _)| {
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ty::Adt(base_def, args) if !base_def.is_enum() => {
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match base_t.kind() {
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let tcx = self.tcx;
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ty::Adt(base_def, args) if !base_def.is_enum() => {
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let fields = &base_def.non_enum_variant().fields;
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let tcx = self.tcx;
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// Some struct, e.g. some that impl `Deref`, have all private fields
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let fields = &base_def.non_enum_variant().fields;
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// because you're expected to deref them to access the _real_ fields.
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// Some struct, e.g. some that impl `Deref`, have all private fields
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// This, for example, will help us suggest accessing a field through a `Box<T>`.
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// because you're expected to deref them to access the _real_ fields.
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if fields.iter().all(|field| !field.vis.is_accessible_from(mod_id, tcx)) {
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// This, for example, will help us suggest accessing a field through a `Box<T>`.
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continue;
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if fields.iter().all(|field| !field.vis.is_accessible_from(mod_id, tcx)) {
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return None;
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}
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return Some((
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fields
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.iter()
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.filter(move |field| {
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field.vis.is_accessible_from(mod_id, tcx)
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&& self.is_field_suggestable(field, hir_id, span)
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})
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// For compile-time reasons put a limit on number of fields we search
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.take(100)
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.collect::<Vec<_>>(),
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*args,
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));
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}
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}
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return Some((
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_ => None,
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fields
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.iter()
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.filter(move |field| field.vis.is_accessible_from(mod_id, tcx))
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// For compile-time reasons put a limit on number of fields we search
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.take(100),
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args,
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));
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}
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}
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_ => {}
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})
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}
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.collect()
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}
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None
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}
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}
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/// This method is called after we have encountered a missing field error to recursively
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/// This method is called after we have encountered a missing field error to recursively
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@ -2820,6 +2813,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
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subst: GenericArgsRef<'tcx>,
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subst: GenericArgsRef<'tcx>,
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mut field_path: Vec<Ident>,
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mut field_path: Vec<Ident>,
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mod_id: DefId,
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mod_id: DefId,
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hir_id: HirId,
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) -> Option<Vec<Ident>> {
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) -> Option<Vec<Ident>> {
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debug!(
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debug!(
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"check_for_nested_field_satisfying(span: {:?}, candidate_field: {:?}, field_path: {:?}",
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"check_for_nested_field_satisfying(span: {:?}, candidate_field: {:?}, field_path: {:?}",
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@ -2835,20 +2829,23 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
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let field_ty = candidate_field.ty(self.tcx, subst);
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let field_ty = candidate_field.ty(self.tcx, subst);
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if matches(candidate_field, field_ty) {
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if matches(candidate_field, field_ty) {
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return Some(field_path);
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return Some(field_path);
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} else if let Some((nested_fields, subst)) =
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} else {
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self.get_field_candidates_considering_privacy(span, field_ty, mod_id)
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for (nested_fields, subst) in
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{
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self.get_field_candidates_considering_privacy(span, field_ty, mod_id, hir_id)
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// recursively search fields of `candidate_field` if it's a ty::Adt
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{
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for field in nested_fields {
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// recursively search fields of `candidate_field` if it's a ty::Adt
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if let Some(field_path) = self.check_for_nested_field_satisfying(
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for field in nested_fields {
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span,
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if let Some(field_path) = self.check_for_nested_field_satisfying(
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matches,
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span,
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field,
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matches,
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subst,
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field,
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field_path.clone(),
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subst,
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mod_id,
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field_path.clone(),
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) {
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mod_id,
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return Some(field_path);
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hir_id,
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) {
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return Some(field_path);
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}
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}
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}
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}
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}
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}
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}
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@ -1983,69 +1983,72 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
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item_name: Ident,
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item_name: Ident,
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return_type: Option<Ty<'tcx>>,
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return_type: Option<Ty<'tcx>>,
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) {
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) {
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if let SelfSource::MethodCall(expr) = source
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if let SelfSource::MethodCall(expr) = source {
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&& let mod_id = self.tcx.parent_module(expr.hir_id).to_def_id()
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let mod_id = self.tcx.parent_module(expr.hir_id).to_def_id();
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&& let Some((fields, args)) =
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for (fields, args) in
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self.get_field_candidates_considering_privacy(span, actual, mod_id)
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self.get_field_candidates_considering_privacy(span, actual, mod_id, expr.hir_id)
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{
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{
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let call_expr = self.tcx.hir().expect_expr(self.tcx.hir().parent_id(expr.hir_id));
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let call_expr = self.tcx.hir().expect_expr(self.tcx.hir().parent_id(expr.hir_id));
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let lang_items = self.tcx.lang_items();
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let lang_items = self.tcx.lang_items();
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let never_mention_traits = [
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let never_mention_traits = [
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lang_items.clone_trait(),
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lang_items.clone_trait(),
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lang_items.deref_trait(),
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lang_items.deref_trait(),
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lang_items.deref_mut_trait(),
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lang_items.deref_mut_trait(),
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self.tcx.get_diagnostic_item(sym::AsRef),
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self.tcx.get_diagnostic_item(sym::AsRef),
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self.tcx.get_diagnostic_item(sym::AsMut),
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self.tcx.get_diagnostic_item(sym::AsMut),
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self.tcx.get_diagnostic_item(sym::Borrow),
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self.tcx.get_diagnostic_item(sym::Borrow),
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self.tcx.get_diagnostic_item(sym::BorrowMut),
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self.tcx.get_diagnostic_item(sym::BorrowMut),
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];
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];
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let candidate_fields: Vec<_> = fields
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let candidate_fields: Vec<_> = fields
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.filter_map(|candidate_field| {
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.iter()
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self.check_for_nested_field_satisfying(
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.filter_map(|candidate_field| {
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span,
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self.check_for_nested_field_satisfying(
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&|_, field_ty| {
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span,
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self.lookup_probe_for_diagnostic(
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&|_, field_ty| {
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item_name,
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self.lookup_probe_for_diagnostic(
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field_ty,
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item_name,
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call_expr,
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field_ty,
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ProbeScope::TraitsInScope,
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call_expr,
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return_type,
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ProbeScope::TraitsInScope,
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)
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return_type,
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.is_ok_and(|pick| {
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)
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!never_mention_traits
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.is_ok_and(|pick| {
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.iter()
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!never_mention_traits
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.flatten()
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.iter()
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.any(|def_id| self.tcx.parent(pick.item.def_id) == *def_id)
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.flatten()
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})
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.any(|def_id| self.tcx.parent(pick.item.def_id) == *def_id)
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},
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})
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candidate_field,
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},
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args,
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candidate_field,
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vec![],
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args,
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mod_id,
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vec![],
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)
|
mod_id,
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})
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expr.hir_id,
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.map(|field_path| {
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)
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field_path
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})
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.iter()
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.map(|field_path| {
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.map(|id| id.name.to_ident_string())
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field_path
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.collect::<Vec<String>>()
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.iter()
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.join(".")
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.map(|id| id.name.to_ident_string())
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})
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.collect::<Vec<String>>()
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.collect();
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.join(".")
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})
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.collect();
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let len = candidate_fields.len();
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let len = candidate_fields.len();
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if len > 0 {
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if len > 0 {
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err.span_suggestions(
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err.span_suggestions(
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item_name.span.shrink_to_lo(),
|
item_name.span.shrink_to_lo(),
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format!(
|
format!(
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"{} of the expressions' fields {} a method of the same name",
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"{} of the expressions' fields {} a method of the same name",
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if len > 1 { "some" } else { "one" },
|
if len > 1 { "some" } else { "one" },
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if len > 1 { "have" } else { "has" },
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if len > 1 { "have" } else { "has" },
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),
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),
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candidate_fields.iter().map(|path| format!("{path}.")),
|
candidate_fields.iter().map(|path| format!("{path}.")),
|
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Applicability::MaybeIncorrect,
|
Applicability::MaybeIncorrect,
|
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);
|
);
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|
}
|
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}
|
}
|
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}
|
}
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}
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}
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|
|
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|
|
@ -10,7 +10,6 @@ fn await_on_struct_missing() {
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let x = S;
|
let x = S;
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x.await;
|
x.await;
|
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//~^ ERROR no field `await` on type
|
//~^ ERROR no field `await` on type
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//~| NOTE unknown field
|
|
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//~| NOTE to `.await` a `Future`, switch to Rust 2018
|
//~| NOTE to `.await` a `Future`, switch to Rust 2018
|
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//~| HELP set `edition = "2021"` in `Cargo.toml`
|
//~| HELP set `edition = "2021"` in `Cargo.toml`
|
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//~| NOTE for more on editions, read https://doc.rust-lang.org/edition-guide
|
//~| NOTE for more on editions, read https://doc.rust-lang.org/edition-guide
|
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|
|
@ -32,7 +31,6 @@ fn await_on_struct_similar() {
|
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fn await_on_63533(x: Pin<&mut dyn Future<Output = ()>>) {
|
fn await_on_63533(x: Pin<&mut dyn Future<Output = ()>>) {
|
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x.await;
|
x.await;
|
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//~^ ERROR no field `await` on type
|
//~^ ERROR no field `await` on type
|
||||||
//~| NOTE unknown field
|
|
||||||
//~| NOTE to `.await` a `Future`, switch to Rust 2018
|
//~| NOTE to `.await` a `Future`, switch to Rust 2018
|
||||||
//~| HELP set `edition = "2021"` in `Cargo.toml`
|
//~| HELP set `edition = "2021"` in `Cargo.toml`
|
||||||
//~| NOTE for more on editions, read https://doc.rust-lang.org/edition-guide
|
//~| NOTE for more on editions, read https://doc.rust-lang.org/edition-guide
|
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|
|
|
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|
|
@ -2,14 +2,14 @@ error[E0609]: no field `await` on type `await_on_struct_missing::S`
|
||||||
--> $DIR/suggest-switching-edition-on-await-cargo.rs:11:7
|
--> $DIR/suggest-switching-edition-on-await-cargo.rs:11:7
|
||||||
|
|
|
|
||||||
LL | x.await;
|
LL | x.await;
|
||||||
| ^^^^^ unknown field
|
| ^^^^^
|
||||||
|
|
|
|
||||||
= note: to `.await` a `Future`, switch to Rust 2018 or later
|
= note: to `.await` a `Future`, switch to Rust 2018 or later
|
||||||
= help: set `edition = "2021"` in `Cargo.toml`
|
= help: set `edition = "2021"` in `Cargo.toml`
|
||||||
= note: for more on editions, read https://doc.rust-lang.org/edition-guide
|
= note: for more on editions, read https://doc.rust-lang.org/edition-guide
|
||||||
|
|
||||||
error[E0609]: no field `await` on type `await_on_struct_similar::S`
|
error[E0609]: no field `await` on type `await_on_struct_similar::S`
|
||||||
--> $DIR/suggest-switching-edition-on-await-cargo.rs:24:7
|
--> $DIR/suggest-switching-edition-on-await-cargo.rs:23:7
|
||||||
|
|
|
|
||||||
LL | x.await;
|
LL | x.await;
|
||||||
| ^^^^^ help: a field with a similar name exists: `awai`
|
| ^^^^^ help: a field with a similar name exists: `awai`
|
||||||
|
|
@ -19,17 +19,17 @@ LL | x.await;
|
||||||
= note: for more on editions, read https://doc.rust-lang.org/edition-guide
|
= note: for more on editions, read https://doc.rust-lang.org/edition-guide
|
||||||
|
|
||||||
error[E0609]: no field `await` on type `Pin<&mut dyn Future<Output = ()>>`
|
error[E0609]: no field `await` on type `Pin<&mut dyn Future<Output = ()>>`
|
||||||
--> $DIR/suggest-switching-edition-on-await-cargo.rs:33:7
|
--> $DIR/suggest-switching-edition-on-await-cargo.rs:32:7
|
||||||
|
|
|
|
||||||
LL | x.await;
|
LL | x.await;
|
||||||
| ^^^^^ unknown field
|
| ^^^^^
|
||||||
|
|
|
|
||||||
= note: to `.await` a `Future`, switch to Rust 2018 or later
|
= note: to `.await` a `Future`, switch to Rust 2018 or later
|
||||||
= help: set `edition = "2021"` in `Cargo.toml`
|
= help: set `edition = "2021"` in `Cargo.toml`
|
||||||
= note: for more on editions, read https://doc.rust-lang.org/edition-guide
|
= note: for more on editions, read https://doc.rust-lang.org/edition-guide
|
||||||
|
|
||||||
error[E0609]: no field `await` on type `impl Future<Output = ()>`
|
error[E0609]: no field `await` on type `impl Future<Output = ()>`
|
||||||
--> $DIR/suggest-switching-edition-on-await-cargo.rs:42:7
|
--> $DIR/suggest-switching-edition-on-await-cargo.rs:40:7
|
||||||
|
|
|
|
||||||
LL | x.await;
|
LL | x.await;
|
||||||
| ^^^^^
|
| ^^^^^
|
||||||
|
|
|
||||||
|
|
@ -8,7 +8,6 @@ fn await_on_struct_missing() {
|
||||||
let x = S;
|
let x = S;
|
||||||
x.await;
|
x.await;
|
||||||
//~^ ERROR no field `await` on type
|
//~^ ERROR no field `await` on type
|
||||||
//~| NOTE unknown field
|
|
||||||
//~| NOTE to `.await` a `Future`, switch to Rust 2018
|
//~| NOTE to `.await` a `Future`, switch to Rust 2018
|
||||||
//~| HELP pass `--edition 2021` to `rustc`
|
//~| HELP pass `--edition 2021` to `rustc`
|
||||||
//~| NOTE for more on editions, read https://doc.rust-lang.org/edition-guide
|
//~| NOTE for more on editions, read https://doc.rust-lang.org/edition-guide
|
||||||
|
|
@ -30,7 +29,6 @@ fn await_on_struct_similar() {
|
||||||
fn await_on_63533(x: Pin<&mut dyn Future<Output = ()>>) {
|
fn await_on_63533(x: Pin<&mut dyn Future<Output = ()>>) {
|
||||||
x.await;
|
x.await;
|
||||||
//~^ ERROR no field `await` on type
|
//~^ ERROR no field `await` on type
|
||||||
//~| NOTE unknown field
|
|
||||||
//~| NOTE to `.await` a `Future`, switch to Rust 2018
|
//~| NOTE to `.await` a `Future`, switch to Rust 2018
|
||||||
//~| HELP pass `--edition 2021` to `rustc`
|
//~| HELP pass `--edition 2021` to `rustc`
|
||||||
//~| NOTE for more on editions, read https://doc.rust-lang.org/edition-guide
|
//~| NOTE for more on editions, read https://doc.rust-lang.org/edition-guide
|
||||||
|
|
|
||||||
|
|
@ -2,14 +2,14 @@ error[E0609]: no field `await` on type `await_on_struct_missing::S`
|
||||||
--> $DIR/suggest-switching-edition-on-await.rs:9:7
|
--> $DIR/suggest-switching-edition-on-await.rs:9:7
|
||||||
|
|
|
|
||||||
LL | x.await;
|
LL | x.await;
|
||||||
| ^^^^^ unknown field
|
| ^^^^^
|
||||||
|
|
|
|
||||||
= note: to `.await` a `Future`, switch to Rust 2018 or later
|
= note: to `.await` a `Future`, switch to Rust 2018 or later
|
||||||
= help: pass `--edition 2021` to `rustc`
|
= help: pass `--edition 2021` to `rustc`
|
||||||
= note: for more on editions, read https://doc.rust-lang.org/edition-guide
|
= note: for more on editions, read https://doc.rust-lang.org/edition-guide
|
||||||
|
|
||||||
error[E0609]: no field `await` on type `await_on_struct_similar::S`
|
error[E0609]: no field `await` on type `await_on_struct_similar::S`
|
||||||
--> $DIR/suggest-switching-edition-on-await.rs:22:7
|
--> $DIR/suggest-switching-edition-on-await.rs:21:7
|
||||||
|
|
|
|
||||||
LL | x.await;
|
LL | x.await;
|
||||||
| ^^^^^ help: a field with a similar name exists: `awai`
|
| ^^^^^ help: a field with a similar name exists: `awai`
|
||||||
|
|
@ -19,17 +19,17 @@ LL | x.await;
|
||||||
= note: for more on editions, read https://doc.rust-lang.org/edition-guide
|
= note: for more on editions, read https://doc.rust-lang.org/edition-guide
|
||||||
|
|
||||||
error[E0609]: no field `await` on type `Pin<&mut dyn Future<Output = ()>>`
|
error[E0609]: no field `await` on type `Pin<&mut dyn Future<Output = ()>>`
|
||||||
--> $DIR/suggest-switching-edition-on-await.rs:31:7
|
--> $DIR/suggest-switching-edition-on-await.rs:30:7
|
||||||
|
|
|
|
||||||
LL | x.await;
|
LL | x.await;
|
||||||
| ^^^^^ unknown field
|
| ^^^^^
|
||||||
|
|
|
|
||||||
= note: to `.await` a `Future`, switch to Rust 2018 or later
|
= note: to `.await` a `Future`, switch to Rust 2018 or later
|
||||||
= help: pass `--edition 2021` to `rustc`
|
= help: pass `--edition 2021` to `rustc`
|
||||||
= note: for more on editions, read https://doc.rust-lang.org/edition-guide
|
= note: for more on editions, read https://doc.rust-lang.org/edition-guide
|
||||||
|
|
||||||
error[E0609]: no field `await` on type `impl Future<Output = ()>`
|
error[E0609]: no field `await` on type `impl Future<Output = ()>`
|
||||||
--> $DIR/suggest-switching-edition-on-await.rs:40:7
|
--> $DIR/suggest-switching-edition-on-await.rs:38:7
|
||||||
|
|
|
|
||||||
LL | x.await;
|
LL | x.await;
|
||||||
| ^^^^^
|
| ^^^^^
|
||||||
|
|
|
||||||
|
|
@ -21,18 +21,15 @@ fn main() {
|
||||||
// `doc(hidden)` because it's defined in this crate.
|
// `doc(hidden)` because it's defined in this crate.
|
||||||
A::default().hey;
|
A::default().hey;
|
||||||
//~^ ERROR no field `hey` on type `A`
|
//~^ ERROR no field `hey` on type `A`
|
||||||
//~| NOTE unknown field
|
|
||||||
//~| NOTE available fields are: `hello`, `bye`
|
//~| NOTE available fields are: `hello`, `bye`
|
||||||
|
|
||||||
// Here we want to hide the field `hello` since it's marked
|
// Here we want to hide the field `hello` since it's marked
|
||||||
// `doc(hidden)` and comes from an external crate.
|
// `doc(hidden)` and comes from an external crate.
|
||||||
doc_hidden_fields::B::default().hey;
|
doc_hidden_fields::B::default().hey;
|
||||||
//~^ ERROR no field `hey` on type `B`
|
//~^ ERROR no field `hey` on type `B`
|
||||||
//~| NOTE unknown field
|
//~| NOTE available field is: `bye`
|
||||||
//~| NOTE available fields are: `bye`
|
|
||||||
|
|
||||||
C::default().hey;
|
C::default().hey;
|
||||||
//~^ ERROR no field `hey` on type `C`
|
//~^ ERROR no field `hey` on type `C`
|
||||||
//~| NOTE unknown field
|
|
||||||
//~| NOTE available fields are: `hello`, `bye`
|
//~| NOTE available fields are: `hello`, `bye`
|
||||||
}
|
}
|
||||||
|
|
|
||||||
|
|
@ -2,23 +2,23 @@ error[E0609]: no field `hey` on type `A`
|
||||||
--> $DIR/dont-suggest-doc-hidden-fields.rs:22:18
|
--> $DIR/dont-suggest-doc-hidden-fields.rs:22:18
|
||||||
|
|
|
|
||||||
LL | A::default().hey;
|
LL | A::default().hey;
|
||||||
| ^^^ unknown field
|
| ^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `hello`, `bye`
|
= note: available fields are: `hello`, `bye`
|
||||||
|
|
||||||
error[E0609]: no field `hey` on type `B`
|
error[E0609]: no field `hey` on type `B`
|
||||||
--> $DIR/dont-suggest-doc-hidden-fields.rs:29:37
|
--> $DIR/dont-suggest-doc-hidden-fields.rs:28:37
|
||||||
|
|
|
|
||||||
LL | doc_hidden_fields::B::default().hey;
|
LL | doc_hidden_fields::B::default().hey;
|
||||||
| ^^^ unknown field
|
| ^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `bye`
|
= note: available field is: `bye`
|
||||||
|
|
||||||
error[E0609]: no field `hey` on type `C`
|
error[E0609]: no field `hey` on type `C`
|
||||||
--> $DIR/dont-suggest-doc-hidden-fields.rs:34:18
|
--> $DIR/dont-suggest-doc-hidden-fields.rs:32:18
|
||||||
|
|
|
|
||||||
LL | C::default().hey;
|
LL | C::default().hey;
|
||||||
| ^^^ unknown field
|
| ^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `hello`, `bye`
|
= note: available fields are: `hello`, `bye`
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -13,13 +13,13 @@ error[E0609]: no field `field` on type `Compound`
|
||||||
--> $DIR/dont-suggest-hygienic-fields.rs:24:16
|
--> $DIR/dont-suggest-hygienic-fields.rs:24:16
|
||||||
|
|
|
|
||||||
LL | let _ = ty.field;
|
LL | let _ = ty.field;
|
||||||
| ^^^^^ unknown field
|
| ^^^^^
|
||||||
|
|
||||||
error[E0609]: no field `fieeld` on type `Compound`
|
error[E0609]: no field `fieeld` on type `Compound`
|
||||||
--> $DIR/dont-suggest-hygienic-fields.rs:25:16
|
--> $DIR/dont-suggest-hygienic-fields.rs:25:16
|
||||||
|
|
|
|
||||||
LL | let _ = ty.fieeld;
|
LL | let _ = ty.fieeld;
|
||||||
| ^^^^^^ unknown field
|
| ^^^^^^
|
||||||
|
|
||||||
error[E0026]: struct `Compound` does not have a field named `field`
|
error[E0026]: struct `Compound` does not have a field named `field`
|
||||||
--> $DIR/dont-suggest-hygienic-fields.rs:27:20
|
--> $DIR/dont-suggest-hygienic-fields.rs:27:20
|
||||||
|
|
@ -42,7 +42,7 @@ error[E0609]: no field `0` on type `Component`
|
||||||
--> $DIR/dont-suggest-hygienic-fields.rs:34:16
|
--> $DIR/dont-suggest-hygienic-fields.rs:34:16
|
||||||
|
|
|
|
||||||
LL | let _ = ty.0;
|
LL | let _ = ty.0;
|
||||||
| ^ unknown field
|
| ^
|
||||||
|
|
||||||
error: aborting due to 6 previous errors
|
error: aborting due to 6 previous errors
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -2,9 +2,9 @@ error[E0609]: no field `zz` on type `Foo`
|
||||||
--> $DIR/issue-36798_unknown_field.rs:7:7
|
--> $DIR/issue-36798_unknown_field.rs:7:7
|
||||||
|
|
|
|
||||||
LL | f.zz;
|
LL | f.zz;
|
||||||
| ^^ unknown field
|
| ^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `bar`
|
= note: available field is: `bar`
|
||||||
|
|
||||||
error: aborting due to previous error
|
error: aborting due to previous error
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -22,7 +22,7 @@ error[E0609]: no field `egregiously_nonexistent_field` on type `Demo`
|
||||||
--> $DIR/issue-42599_available_fields_note.rs:35:42
|
--> $DIR/issue-42599_available_fields_note.rs:35:42
|
||||||
|
|
|
|
||||||
LL | let egregious_field_misaccess = demo.egregiously_nonexistent_field;
|
LL | let egregious_field_misaccess = demo.egregiously_nonexistent_field;
|
||||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unknown field
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `favorite_integer`, `innocently_misspellable`
|
= note: available fields are: `favorite_integer`, `innocently_misspellable`
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -2,7 +2,7 @@ error[E0609]: no field `method` on type `Foo`
|
||||||
--> $DIR/E0609-private-method.rs:15:7
|
--> $DIR/E0609-private-method.rs:15:7
|
||||||
|
|
|
|
||||||
LL | f.method;
|
LL | f.method;
|
||||||
| ^^^^^^ unknown field
|
| ^^^^^^
|
||||||
|
|
||||||
error: aborting due to previous error
|
error: aborting due to previous error
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -2,15 +2,15 @@ error[E0609]: no field `foo` on type `Foo`
|
||||||
--> $DIR/E0609.rs:8:15
|
--> $DIR/E0609.rs:8:15
|
||||||
|
|
|
|
||||||
LL | let _ = x.foo;
|
LL | let _ = x.foo;
|
||||||
| ^^^ unknown field
|
| ^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `x`
|
= note: available field is: `x`
|
||||||
|
|
||||||
error[E0609]: no field `1` on type `Bar`
|
error[E0609]: no field `1` on type `Bar`
|
||||||
--> $DIR/E0609.rs:11:7
|
--> $DIR/E0609.rs:11:7
|
||||||
|
|
|
|
||||||
LL | y.1;
|
LL | y.1;
|
||||||
| ^ unknown field
|
| ^
|
||||||
|
|
||||||
error: aborting due to 2 previous errors
|
error: aborting due to 2 previous errors
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -29,7 +29,7 @@ error[E0609]: no field `foo` on type `Foo`
|
||||||
--> $DIR/infinite-autoderef.rs:24:9
|
--> $DIR/infinite-autoderef.rs:24:9
|
||||||
|
|
|
|
||||||
LL | Foo.foo;
|
LL | Foo.foo;
|
||||||
| ^^^ unknown field
|
| ^^^
|
||||||
|
|
||||||
error[E0055]: reached the recursion limit while auto-dereferencing `Foo`
|
error[E0055]: reached the recursion limit while auto-dereferencing `Foo`
|
||||||
--> $DIR/infinite-autoderef.rs:25:9
|
--> $DIR/infinite-autoderef.rs:25:9
|
||||||
|
|
|
||||||
|
|
@ -2,9 +2,9 @@ error[E0609]: no field `nonexistent_field` on type `MyStruct`
|
||||||
--> $DIR/issue-19244-2.rs:5:27
|
--> $DIR/issue-19244-2.rs:5:27
|
||||||
|
|
|
|
||||||
LL | let a: [isize; STRUCT.nonexistent_field];
|
LL | let a: [isize; STRUCT.nonexistent_field];
|
||||||
| ^^^^^^^^^^^^^^^^^ unknown field
|
| ^^^^^^^^^^^^^^^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `field`
|
= note: available field is: `field`
|
||||||
|
|
||||||
error: aborting due to previous error
|
error: aborting due to previous error
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -8,7 +8,7 @@ error[E0609]: no field `001` on type `Verdict`
|
||||||
--> $DIR/issue-47073-zero-padded-tuple-struct-indices.rs:10:31
|
--> $DIR/issue-47073-zero-padded-tuple-struct-indices.rs:10:31
|
||||||
|
|
|
|
||||||
LL | let _punishment = justice.001;
|
LL | let _punishment = justice.001;
|
||||||
| ^^^ unknown field
|
| ^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `0`, `1`
|
= note: available fields are: `0`, `1`
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -54,6 +54,8 @@ error[E0609]: no field `Self` on type `S`
|
||||||
|
|
|
|
||||||
LL | offset_of!(S, Self);
|
LL | offset_of!(S, Self);
|
||||||
| ^^^^
|
| ^^^^
|
||||||
|
|
|
||||||
|
= note: available fields are: `v`, `w`
|
||||||
|
|
||||||
error[E0616]: field `v` of struct `T` is private
|
error[E0616]: field `v` of struct `T` is private
|
||||||
--> $DIR/offset-of-self.rs:41:30
|
--> $DIR/offset-of-self.rs:41:30
|
||||||
|
|
@ -66,6 +68,8 @@ error[E0609]: no field `self` on type `S`
|
||||||
|
|
|
|
||||||
LL | offset_of!(S, self);
|
LL | offset_of!(S, self);
|
||||||
| ^^^^
|
| ^^^^
|
||||||
|
|
|
||||||
|
= note: available fields are: `v`, `w`
|
||||||
|
|
||||||
error[E0609]: no field `self` on type `u8`
|
error[E0609]: no field `self` on type `u8`
|
||||||
--> $DIR/offset-of-self.rs:56:21
|
--> $DIR/offset-of-self.rs:56:21
|
||||||
|
|
|
||||||
|
|
@ -266,7 +266,7 @@ error[E0609]: no field `1e1` on type `S`
|
||||||
--> $DIR/float-field.rs:6:7
|
--> $DIR/float-field.rs:6:7
|
||||||
|
|
|
|
||||||
LL | s.1e1;
|
LL | s.1e1;
|
||||||
| ^^^ unknown field
|
| ^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `0`, `1`
|
= note: available fields are: `0`, `1`
|
||||||
|
|
||||||
|
|
@ -280,7 +280,7 @@ error[E0609]: no field `0x1e1` on type `S`
|
||||||
--> $DIR/float-field.rs:24:7
|
--> $DIR/float-field.rs:24:7
|
||||||
|
|
|
|
||||||
LL | s.0x1e1;
|
LL | s.0x1e1;
|
||||||
| ^^^^^ unknown field
|
| ^^^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `0`, `1`
|
= note: available fields are: `0`, `1`
|
||||||
|
|
||||||
|
|
@ -288,7 +288,7 @@ error[E0609]: no field `0x1` on type `S`
|
||||||
--> $DIR/float-field.rs:25:7
|
--> $DIR/float-field.rs:25:7
|
||||||
|
|
|
|
||||||
LL | s.0x1.;
|
LL | s.0x1.;
|
||||||
| ^^^ unknown field
|
| ^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `0`, `1`
|
= note: available fields are: `0`, `1`
|
||||||
|
|
||||||
|
|
@ -296,7 +296,7 @@ error[E0609]: no field `0x1` on type `S`
|
||||||
--> $DIR/float-field.rs:28:7
|
--> $DIR/float-field.rs:28:7
|
||||||
|
|
|
|
||||||
LL | s.0x1.1;
|
LL | s.0x1.1;
|
||||||
| ^^^ unknown field
|
| ^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `0`, `1`
|
= note: available fields are: `0`, `1`
|
||||||
|
|
||||||
|
|
@ -304,7 +304,7 @@ error[E0609]: no field `0x1` on type `S`
|
||||||
--> $DIR/float-field.rs:30:7
|
--> $DIR/float-field.rs:30:7
|
||||||
|
|
|
|
||||||
LL | s.0x1.1e1;
|
LL | s.0x1.1e1;
|
||||||
| ^^^ unknown field
|
| ^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `0`, `1`
|
= note: available fields are: `0`, `1`
|
||||||
|
|
||||||
|
|
@ -312,7 +312,7 @@ error[E0609]: no field `0x1e` on type `S`
|
||||||
--> $DIR/float-field.rs:34:7
|
--> $DIR/float-field.rs:34:7
|
||||||
|
|
|
|
||||||
LL | s.0x1e+1;
|
LL | s.0x1e+1;
|
||||||
| ^^^^ unknown field
|
| ^^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `0`, `1`
|
= note: available fields are: `0`, `1`
|
||||||
|
|
||||||
|
|
@ -320,7 +320,7 @@ error[E0609]: no field `0x1e` on type `S`
|
||||||
--> $DIR/float-field.rs:35:7
|
--> $DIR/float-field.rs:35:7
|
||||||
|
|
|
|
||||||
LL | s.0x1e-1;
|
LL | s.0x1e-1;
|
||||||
| ^^^^ unknown field
|
| ^^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `0`, `1`
|
= note: available fields are: `0`, `1`
|
||||||
|
|
||||||
|
|
@ -328,7 +328,7 @@ error[E0609]: no field `1e1` on type `S`
|
||||||
--> $DIR/float-field.rs:42:7
|
--> $DIR/float-field.rs:42:7
|
||||||
|
|
|
|
||||||
LL | s.1e1f32;
|
LL | s.1e1f32;
|
||||||
| ^^^^^^ unknown field
|
| ^^^^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `0`, `1`
|
= note: available fields are: `0`, `1`
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -35,7 +35,7 @@ error[E0609]: no field `i` on type `Box<dyn Fn() -> Foo>`
|
||||||
--> $DIR/call-on-missing.rs:26:14
|
--> $DIR/call-on-missing.rs:26:14
|
||||||
|
|
|
|
||||||
LL | callable.i;
|
LL | callable.i;
|
||||||
| ^ unknown field
|
| ^
|
||||||
|
|
|
|
||||||
help: use parentheses to call this trait object
|
help: use parentheses to call this trait object
|
||||||
|
|
|
|
||||||
|
|
|
||||||
|
|
@ -2,7 +2,7 @@ error[E0609]: no field `opts` on type `TyCtxt<'tcx>`
|
||||||
--> $DIR/field-access-considering-privacy.rs:29:13
|
--> $DIR/field-access-considering-privacy.rs:29:13
|
||||||
|
|
|
|
||||||
LL | tcx.opts;
|
LL | tcx.opts;
|
||||||
| ^^^^ unknown field
|
| ^^^^
|
||||||
|
|
|
|
||||||
help: one of the expressions' fields has a field of the same name
|
help: one of the expressions' fields has a field of the same name
|
||||||
|
|
|
|
||||||
|
|
|
||||||
|
|
@ -2,7 +2,7 @@ error[E0609]: no field `f` on type `Foo`
|
||||||
--> $DIR/non-existent-field-present-in-subfield-recursion-limit.rs:41:22
|
--> $DIR/non-existent-field-present-in-subfield-recursion-limit.rs:41:22
|
||||||
|
|
|
|
||||||
LL | let test = fooer.f;
|
LL | let test = fooer.f;
|
||||||
| ^ unknown field
|
| ^
|
||||||
|
|
|
|
||||||
= note: available fields are: `first`, `second`, `third`
|
= note: available fields are: `first`, `second`, `third`
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -2,9 +2,8 @@ error[E0609]: no field `c` on type `Foo`
|
||||||
--> $DIR/non-existent-field-present-in-subfield.rs:37:24
|
--> $DIR/non-existent-field-present-in-subfield.rs:37:24
|
||||||
|
|
|
|
||||||
LL | let _test = &fooer.c;
|
LL | let _test = &fooer.c;
|
||||||
| ^ unknown field
|
| ^
|
||||||
|
|
|
|
||||||
= note: available fields are: `first`, `_second`, `_third`
|
|
||||||
help: one of the expressions' fields has a field of the same name
|
help: one of the expressions' fields has a field of the same name
|
||||||
|
|
|
|
||||||
LL | let _test = &fooer.first.bar.c;
|
LL | let _test = &fooer.first.bar.c;
|
||||||
|
|
@ -14,9 +13,8 @@ error[E0609]: no field `test` on type `Foo`
|
||||||
--> $DIR/non-existent-field-present-in-subfield.rs:40:24
|
--> $DIR/non-existent-field-present-in-subfield.rs:40:24
|
||||||
|
|
|
|
||||||
LL | let _test2 = fooer.test;
|
LL | let _test2 = fooer.test;
|
||||||
| ^^^^ unknown field
|
| ^^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `first`, `_second`, `_third`
|
|
||||||
help: one of the expressions' fields has a field of the same name
|
help: one of the expressions' fields has a field of the same name
|
||||||
|
|
|
|
||||||
LL | let _test2 = fooer.first.bar.c.test;
|
LL | let _test2 = fooer.first.bar.c.test;
|
||||||
|
|
|
||||||
|
|
@ -2,9 +2,9 @@ error[E0609]: no field `cap` on type `S`
|
||||||
--> $DIR/private-field.rs:7:12
|
--> $DIR/private-field.rs:7:12
|
||||||
|
|
|
|
||||||
LL | dbg!(s.cap)
|
LL | dbg!(s.cap)
|
||||||
| ^^^ unknown field
|
| ^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `val`
|
= note: available field is: `val`
|
||||||
|
|
||||||
error: aborting due to previous error
|
error: aborting due to previous error
|
||||||
|
|
||||||
|
|
|
||||||
13
tests/ui/suggestions/suggest-field-through-deref.fixed
Normal file
13
tests/ui/suggestions/suggest-field-through-deref.fixed
Normal file
|
|
@ -0,0 +1,13 @@
|
||||||
|
// run-rustfix
|
||||||
|
#![allow(dead_code)]
|
||||||
|
use std::sync::Arc;
|
||||||
|
struct S {
|
||||||
|
long_name: (),
|
||||||
|
foo: (),
|
||||||
|
}
|
||||||
|
fn main() {
|
||||||
|
let x = Arc::new(S { long_name: (), foo: () });
|
||||||
|
let _ = x.long_name; //~ ERROR no field `longname`
|
||||||
|
let y = S { long_name: (), foo: () };
|
||||||
|
let _ = y.long_name; //~ ERROR no field `longname`
|
||||||
|
}
|
||||||
13
tests/ui/suggestions/suggest-field-through-deref.rs
Normal file
13
tests/ui/suggestions/suggest-field-through-deref.rs
Normal file
|
|
@ -0,0 +1,13 @@
|
||||||
|
// run-rustfix
|
||||||
|
#![allow(dead_code)]
|
||||||
|
use std::sync::Arc;
|
||||||
|
struct S {
|
||||||
|
long_name: (),
|
||||||
|
foo: (),
|
||||||
|
}
|
||||||
|
fn main() {
|
||||||
|
let x = Arc::new(S { long_name: (), foo: () });
|
||||||
|
let _ = x.longname; //~ ERROR no field `longname`
|
||||||
|
let y = S { long_name: (), foo: () };
|
||||||
|
let _ = y.longname; //~ ERROR no field `longname`
|
||||||
|
}
|
||||||
15
tests/ui/suggestions/suggest-field-through-deref.stderr
Normal file
15
tests/ui/suggestions/suggest-field-through-deref.stderr
Normal file
|
|
@ -0,0 +1,15 @@
|
||||||
|
error[E0609]: no field `longname` on type `Arc<S>`
|
||||||
|
--> $DIR/suggest-field-through-deref.rs:10:15
|
||||||
|
|
|
||||||
|
LL | let _ = x.longname;
|
||||||
|
| ^^^^^^^^ help: a field with a similar name exists: `long_name`
|
||||||
|
|
||||||
|
error[E0609]: no field `longname` on type `S`
|
||||||
|
--> $DIR/suggest-field-through-deref.rs:12:15
|
||||||
|
|
|
||||||
|
LL | let _ = y.longname;
|
||||||
|
| ^^^^^^^^ help: a field with a similar name exists: `long_name`
|
||||||
|
|
||||||
|
error: aborting due to 2 previous errors
|
||||||
|
|
||||||
|
For more information about this error, try `rustc --explain E0609`.
|
||||||
|
|
@ -23,9 +23,8 @@ error[E0609]: no field `field` on type `Thing`
|
||||||
--> $DIR/too-many-field-suggestions.rs:26:7
|
--> $DIR/too-many-field-suggestions.rs:26:7
|
||||||
|
|
|
|
||||||
LL | t.field;
|
LL | t.field;
|
||||||
| ^^^^^ unknown field
|
| ^^^^^
|
||||||
|
|
|
|
||||||
= note: available fields are: `a0`, `a1`, `a2`, `a3`, `a4` ... and 5 others
|
|
||||||
help: some of the expressions' fields have a field of the same name
|
help: some of the expressions' fields have a field of the same name
|
||||||
|
|
|
|
||||||
LL | t.a0.field;
|
LL | t.a0.field;
|
||||||
|
|
|
||||||
|
|
@ -8,7 +8,7 @@ error[E0609]: no field `0` on type `Empty`
|
||||||
--> $DIR/tuple-index-not-tuple.rs:8:11
|
--> $DIR/tuple-index-not-tuple.rs:8:11
|
||||||
|
|
|
|
||||||
LL | Empty.0;
|
LL | Empty.0;
|
||||||
| ^ unknown field
|
| ^
|
||||||
|
|
||||||
error: aborting due to 2 previous errors
|
error: aborting due to 2 previous errors
|
||||||
|
|
||||||
|
|
|
||||||
|
|
@ -2,7 +2,7 @@ error[E0609]: no field `sleep` on type `&mut S`
|
||||||
--> $DIR/issue-67971.rs:5:9
|
--> $DIR/issue-67971.rs:5:9
|
||||||
|
|
|
|
||||||
LL | ctx.sleep = 0;
|
LL | ctx.sleep = 0;
|
||||||
| ^^^^^ unknown field
|
| ^^^^^
|
||||||
|
|
||||||
error[E0308]: mismatched types
|
error[E0308]: mismatched types
|
||||||
--> $DIR/issue-67971.rs:3:24
|
--> $DIR/issue-67971.rs:3:24
|
||||||
|
|
|
||||||
Loading…
Add table
Add a link
Reference in a new issue