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rename ErrorReported -> ErrorGuaranteed

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mark 2022-01-23 12:34:26 -06:00
parent c42d846add
commit e489a94dee
112 changed files with 580 additions and 559 deletions
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12
compiler/rustc_infer/src/infer/error_reporting/mod.rs
View file

@ -58,7 +58,7 @@ use crate::traits::{
};
use rustc_data_structures::fx::{FxHashMap, FxHashSet};
use rustc_errors::{pluralize, struct_span_err, Diagnostic, ErrorReported};
use rustc_errors::{pluralize, struct_span_err, Diagnostic, ErrorGuaranteed};
use rustc_errors::{Applicability, DiagnosticBuilder, DiagnosticStyledString};
use rustc_hir as hir;
use rustc_hir::def_id::DefId;
@ -230,7 +230,7 @@ pub fn unexpected_hidden_region_diagnostic<'tcx>(
span: Span,
hidden_ty: Ty<'tcx>,
hidden_region: ty::Region<'tcx>,
) -> DiagnosticBuilder<'tcx, ErrorReported> {
) -> DiagnosticBuilder<'tcx, ErrorGuaranteed> {
let mut err = struct_span_err!(
tcx.sess,
span,
@ -258,7 +258,7 @@ pub fn unexpected_hidden_region_diagnostic<'tcx>(
// explanation.
//
// (*) if not, the `tainted_by_errors` field would be set to
// `Some(ErrorReported)` in any case, so we wouldn't be here at all.
// `Some(ErrorGuaranteed)` in any case, so we wouldn't be here at all.
explain_free_region(
tcx,
&mut err,
@ -2013,7 +2013,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
&self,
trace: TypeTrace<'tcx>,
terr: &TypeError<'tcx>,
) -> DiagnosticBuilder<'tcx, ErrorReported> {
) -> DiagnosticBuilder<'tcx, ErrorGuaranteed> {
use crate::traits::ObligationCauseCode::MatchExpressionArm;
debug!("report_and_explain_type_error(trace={:?}, terr={:?})", trace, terr);
@ -2221,7 +2221,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
origin: Option<SubregionOrigin<'tcx>>,
bound_kind: GenericKind<'tcx>,
sub: Region<'tcx>,
) -> DiagnosticBuilder<'a, ErrorReported> {
) -> DiagnosticBuilder<'a, ErrorGuaranteed> {
let hir = self.tcx.hir();
// Attempt to obtain the span of the parameter so we can
// suggest adding an explicit lifetime bound to it.
@ -2647,7 +2647,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
fn report_inference_failure(
&self,
var_origin: RegionVariableOrigin,
) -> DiagnosticBuilder<'tcx, ErrorReported> {
) -> DiagnosticBuilder<'tcx, ErrorGuaranteed> {
let br_string = |br: ty::BoundRegionKind| {
let mut s = match br {
ty::BrNamed(_, name) => name.to_string(),

6
compiler/rustc_infer/src/infer/error_reporting/need_type_info.rs
View file

@ -1,7 +1,7 @@
use crate::infer::type_variable::TypeVariableOriginKind;
use crate::infer::{InferCtxt, Symbol};
use rustc_errors::{
pluralize, struct_span_err, Applicability, Diagnostic, DiagnosticBuilder, ErrorReported,
pluralize, struct_span_err, Applicability, Diagnostic, DiagnosticBuilder, ErrorGuaranteed,
};
use rustc_hir as hir;
use rustc_hir::def::{DefKind, Namespace};
@ -490,7 +490,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
arg: GenericArg<'tcx>,
impl_candidates: Vec<ty::TraitRef<'tcx>>,
error_code: TypeAnnotationNeeded,
) -> DiagnosticBuilder<'tcx, ErrorReported> {
) -> DiagnosticBuilder<'tcx, ErrorGuaranteed> {
let arg = self.resolve_vars_if_possible(arg);
let arg_data = self.extract_inference_diagnostics_data(arg, None);
@ -915,7 +915,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
kind: hir::GeneratorKind,
span: Span,
ty: Ty<'tcx>,
) -> DiagnosticBuilder<'tcx, ErrorReported> {
) -> DiagnosticBuilder<'tcx, ErrorGuaranteed> {
let ty = self.resolve_vars_if_possible(ty);
let data = self.extract_inference_diagnostics_data(ty.into(), None);

6
compiler/rustc_infer/src/infer/error_reporting/nice_region_error/different_lifetimes.rs
View file

@ -7,7 +7,7 @@ use crate::infer::error_reporting::nice_region_error::NiceRegionError;
use crate::infer::lexical_region_resolve::RegionResolutionError;
use crate::infer::SubregionOrigin;
use rustc_errors::{struct_span_err, Applicability, Diagnostic, ErrorReported};
use rustc_errors::{struct_span_err, Applicability, Diagnostic, ErrorGuaranteed};
use rustc_hir as hir;
use rustc_hir::{GenericParamKind, Ty};
use rustc_middle::ty::Region;
@ -49,7 +49,7 @@ impl<'a, 'tcx> NiceRegionError<'a, 'tcx> {
/// ```
///
/// It will later be extended to trait objects.
pub(super) fn try_report_anon_anon_conflict(&self) -> Option<ErrorReported> {
pub(super) fn try_report_anon_anon_conflict(&self) -> Option<ErrorGuaranteed> {
let (span, sub, sup) = self.regions()?;
if let Some(RegionResolutionError::ConcreteFailure(
@ -148,7 +148,7 @@ impl<'a, 'tcx> NiceRegionError<'a, 'tcx> {
self.suggest_adding_lifetime_params(sub, ty_sup, ty_sub, &mut err);
err.emit();
Some(ErrorReported)
Some(ErrorGuaranteed)
}
fn suggest_adding_lifetime_params(

6
compiler/rustc_infer/src/infer/error_reporting/nice_region_error/mismatched_static_lifetime.rs
View file

@ -7,14 +7,14 @@ use crate::infer::lexical_region_resolve::RegionResolutionError;
use crate::infer::{SubregionOrigin, TypeTrace};
use crate::traits::ObligationCauseCode;
use rustc_data_structures::stable_set::FxHashSet;
use rustc_errors::{Applicability, ErrorReported};
use rustc_errors::{Applicability, ErrorGuaranteed};
use rustc_hir as hir;
use rustc_hir::intravisit::Visitor;
use rustc_middle::ty::TypeVisitor;
use rustc_span::MultiSpan;
impl<'a, 'tcx> NiceRegionError<'a, 'tcx> {
pub(super) fn try_report_mismatched_static_lifetime(&self) -> Option<ErrorReported> {
pub(super) fn try_report_mismatched_static_lifetime(&self) -> Option<ErrorGuaranteed> {
let error = self.error.as_ref()?;
debug!("try_report_mismatched_static_lifetime {:?}", error);
@ -99,6 +99,6 @@ impl<'a, 'tcx> NiceRegionError<'a, 'tcx> {
err.span_note(impl_span, "...does not necessarily outlive the static lifetime introduced by the compatible `impl`");
}
err.emit();
Some(ErrorReported)
Some(ErrorGuaranteed)
}
}

8
compiler/rustc_infer/src/infer/error_reporting/nice_region_error/mod.rs
View file

@ -1,7 +1,7 @@
use crate::infer::lexical_region_resolve::RegionResolutionError;
use crate::infer::lexical_region_resolve::RegionResolutionError::*;
use crate::infer::InferCtxt;
use rustc_errors::{DiagnosticBuilder, ErrorReported};
use rustc_errors::{DiagnosticBuilder, ErrorGuaranteed};
use rustc_middle::ty::{self, TyCtxt};
use rustc_span::source_map::Span;
@ -46,17 +46,17 @@ impl<'cx, 'tcx> NiceRegionError<'cx, 'tcx> {
self.infcx.tcx
}
pub fn try_report_from_nll(&self) -> Option<DiagnosticBuilder<'tcx, ErrorReported>> {
pub fn try_report_from_nll(&self) -> Option<DiagnosticBuilder<'tcx, ErrorGuaranteed>> {
// Due to the improved diagnostics returned by the MIR borrow checker, only a subset of
// the nice region errors are required when running under the MIR borrow checker.
self.try_report_named_anon_conflict().or_else(|| self.try_report_placeholder_conflict())
}
pub fn try_report(&self) -> Option<ErrorReported> {
pub fn try_report(&self) -> Option<ErrorGuaranteed> {
self.try_report_from_nll()
.map(|mut diag| {
diag.emit();
ErrorReported
ErrorGuaranteed
})
.or_else(|| self.try_report_impl_not_conforming_to_trait())
.or_else(|| self.try_report_anon_anon_conflict())

4
compiler/rustc_infer/src/infer/error_reporting/nice_region_error/named_anon_conflict.rs
View file

@ -2,7 +2,7 @@
//! where one region is named and the other is anonymous.
use crate::infer::error_reporting::nice_region_error::find_anon_type::find_anon_type;
use crate::infer::error_reporting::nice_region_error::NiceRegionError;
use rustc_errors::{struct_span_err, Applicability, DiagnosticBuilder, ErrorReported};
use rustc_errors::{struct_span_err, Applicability, DiagnosticBuilder, ErrorGuaranteed};
use rustc_middle::ty;
impl<'a, 'tcx> NiceRegionError<'a, 'tcx> {
@ -10,7 +10,7 @@ impl<'a, 'tcx> NiceRegionError<'a, 'tcx> {
/// an anonymous region, emit an descriptive diagnostic error.
pub(super) fn try_report_named_anon_conflict(
&self,
) -> Option<DiagnosticBuilder<'tcx, ErrorReported>> {
) -> Option<DiagnosticBuilder<'tcx, ErrorGuaranteed>> {
let (span, sub, sup) = self.regions()?;
debug!(

8
compiler/rustc_infer/src/infer/error_reporting/nice_region_error/placeholder_error.rs
View file

@ -4,7 +4,7 @@ use crate::infer::ValuePairs;
use crate::infer::{SubregionOrigin, TypeTrace};
use crate::traits::{ObligationCause, ObligationCauseCode};
use rustc_data_structures::intern::Interned;
use rustc_errors::{Diagnostic, DiagnosticBuilder, ErrorReported};
use rustc_errors::{Diagnostic, DiagnosticBuilder, ErrorGuaranteed};
use rustc_hir::def::Namespace;
use rustc_hir::def_id::DefId;
use rustc_middle::ty::error::ExpectedFound;
@ -19,7 +19,7 @@ impl<'tcx> NiceRegionError<'_, 'tcx> {
/// an anonymous region, emit a descriptive diagnostic error.
pub(super) fn try_report_placeholder_conflict(
&self,
) -> Option<DiagnosticBuilder<'tcx, ErrorReported>> {
) -> Option<DiagnosticBuilder<'tcx, ErrorGuaranteed>> {
match &self.error {
///////////////////////////////////////////////////////////////////////////
// NB. The ordering of cases in this match is very
@ -155,7 +155,7 @@ impl<'tcx> NiceRegionError<'_, 'tcx> {
sub_placeholder: Option<Region<'tcx>>,
sup_placeholder: Option<Region<'tcx>>,
value_pairs: &ValuePairs<'tcx>,
) -> Option<DiagnosticBuilder<'tcx, ErrorReported>> {
) -> Option<DiagnosticBuilder<'tcx, ErrorGuaranteed>> {
let (expected_substs, found_substs, trait_def_id) = match value_pairs {
ValuePairs::TraitRefs(ExpectedFound { expected, found })
if expected.def_id == found.def_id =>
@ -203,7 +203,7 @@ impl<'tcx> NiceRegionError<'_, 'tcx> {
trait_def_id: DefId,
expected_substs: SubstsRef<'tcx>,
actual_substs: SubstsRef<'tcx>,
) -> DiagnosticBuilder<'tcx, ErrorReported> {
) -> DiagnosticBuilder<'tcx, ErrorGuaranteed> {
let span = cause.span(self.tcx());
let msg = format!(
"implementation of `{}` is not general enough",

8
compiler/rustc_infer/src/infer/error_reporting/nice_region_error/static_impl_trait.rs
View file

@ -5,7 +5,7 @@ use crate::infer::lexical_region_resolve::RegionResolutionError;
use crate::infer::{SubregionOrigin, TypeTrace};
use crate::traits::{ObligationCauseCode, UnifyReceiverContext};
use rustc_data_structures::stable_set::FxHashSet;
use rustc_errors::{struct_span_err, Applicability, Diagnostic, ErrorReported};
use rustc_errors::{struct_span_err, Applicability, Diagnostic, ErrorGuaranteed};
use rustc_hir::def_id::DefId;
use rustc_hir::intravisit::{walk_ty, Visitor};
use rustc_hir::{self as hir, GenericBound, Item, ItemKind, Lifetime, LifetimeName, Node, TyKind};
@ -20,7 +20,7 @@ use std::ops::ControlFlow;
impl<'a, 'tcx> NiceRegionError<'a, 'tcx> {
/// Print the error message for lifetime errors when the return type is a static `impl Trait`,
/// `dyn Trait` or if a method call on a trait object introduces a static requirement.
pub(super) fn try_report_static_impl_trait(&self) -> Option<ErrorReported> {
pub(super) fn try_report_static_impl_trait(&self) -> Option<ErrorGuaranteed> {
debug!("try_report_static_impl_trait(error={:?})", self.error);
let tcx = self.tcx();
let (var_origin, sub_origin, sub_r, sup_origin, sup_r, spans) = match self.error.as_ref()? {
@ -85,7 +85,7 @@ impl<'a, 'tcx> NiceRegionError<'a, 'tcx> {
);
if self.find_impl_on_dyn_trait(&mut err, param.param_ty, &ctxt) {
err.emit();
return Some(ErrorReported);
return Some(ErrorGuaranteed);
} else {
err.cancel();
}
@ -280,7 +280,7 @@ impl<'a, 'tcx> NiceRegionError<'a, 'tcx> {
);
err.emit();
Some(ErrorReported)
Some(ErrorGuaranteed)
}
}

8
compiler/rustc_infer/src/infer/error_reporting/nice_region_error/trait_impl_difference.rs
View file

@ -4,7 +4,7 @@ use crate::infer::error_reporting::nice_region_error::NiceRegionError;
use crate::infer::lexical_region_resolve::RegionResolutionError;
use crate::infer::{SubregionOrigin, Subtype};
use crate::traits::ObligationCauseCode::CompareImplMethodObligation;
use rustc_errors::ErrorReported;
use rustc_errors::ErrorGuaranteed;
use rustc_hir as hir;
use rustc_hir::def::Res;
use rustc_hir::def_id::DefId;
@ -19,7 +19,7 @@ use std::ops::ControlFlow;
impl<'a, 'tcx> NiceRegionError<'a, 'tcx> {
/// Print the error message for lifetime errors when the `impl` doesn't conform to the `trait`.
pub(super) fn try_report_impl_not_conforming_to_trait(&self) -> Option<ErrorReported> {
pub(super) fn try_report_impl_not_conforming_to_trait(&self) -> Option<ErrorGuaranteed> {
let error = self.error.as_ref()?;
debug!("try_report_impl_not_conforming_to_trait {:?}", error);
if let RegionResolutionError::SubSupConflict(
@ -46,7 +46,7 @@ impl<'a, 'tcx> NiceRegionError<'a, 'tcx> {
*sub_found,
*trait_item_def_id,
);
return Some(ErrorReported);
return Some(ErrorGuaranteed);
}
}
}
@ -66,7 +66,7 @@ impl<'a, 'tcx> NiceRegionError<'a, 'tcx> {
impl_item_def_id,
trait_item_def_id,
);
return Some(ErrorReported);
return Some(ErrorGuaranteed);
}
}
None

6
compiler/rustc_infer/src/infer/error_reporting/note.rs
View file

@ -1,6 +1,6 @@
use crate::infer::error_reporting::{note_and_explain_region, ObligationCauseExt};
use crate::infer::{self, InferCtxt, SubregionOrigin};
use rustc_errors::{struct_span_err, Diagnostic, DiagnosticBuilder, ErrorReported};
use rustc_errors::{struct_span_err, Diagnostic, DiagnosticBuilder, ErrorGuaranteed};
use rustc_middle::traits::ObligationCauseCode;
use rustc_middle::ty::error::TypeError;
use rustc_middle::ty::{self, Region};
@ -109,7 +109,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
origin: SubregionOrigin<'tcx>,
sub: Region<'tcx>,
sup: Region<'tcx>,
) -> DiagnosticBuilder<'tcx, ErrorReported> {
) -> DiagnosticBuilder<'tcx, ErrorGuaranteed> {
match origin {
infer::Subtype(box trace) => {
let terr = TypeError::RegionsDoesNotOutlive(sup, sub);
@ -401,7 +401,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
placeholder_origin: SubregionOrigin<'tcx>,
sub: Region<'tcx>,
sup: Region<'tcx>,
) -> DiagnosticBuilder<'tcx, ErrorReported> {
) -> DiagnosticBuilder<'tcx, ErrorGuaranteed> {
// I can't think how to do better than this right now. -nikomatsakis
debug!(?placeholder_origin, ?sub, ?sup, "report_placeholder_failure");
match placeholder_origin {

10
compiler/rustc_infer/src/infer/mod.rs
View file

@ -14,7 +14,7 @@ use rustc_data_structures::fx::{FxHashMap, FxHashSet};
use rustc_data_structures::sync::Lrc;
use rustc_data_structures::undo_log::Rollback;
use rustc_data_structures::unify as ut;
use rustc_errors::{DiagnosticBuilder, ErrorReported};
use rustc_errors::{DiagnosticBuilder, ErrorGuaranteed};
use rustc_hir as hir;
use rustc_hir::def_id::{DefId, LocalDefId};
use rustc_middle::infer::canonical::{Canonical, CanonicalVarValues};
@ -1475,9 +1475,9 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
sp: Span,
mk_diag: M,
actual_ty: Ty<'tcx>,
) -> DiagnosticBuilder<'tcx, ErrorReported>
) -> DiagnosticBuilder<'tcx, ErrorGuaranteed>
where
M: FnOnce(String) -> DiagnosticBuilder<'tcx, ErrorReported>,
M: FnOnce(String) -> DiagnosticBuilder<'tcx, ErrorGuaranteed>,
{
let actual_ty = self.resolve_vars_if_possible(actual_ty);
debug!("type_error_struct_with_diag({:?}, {:?})", sp, actual_ty);
@ -1498,7 +1498,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
expected: Ty<'tcx>,
actual: Ty<'tcx>,
err: TypeError<'tcx>,
) -> DiagnosticBuilder<'tcx, ErrorReported> {
) -> DiagnosticBuilder<'tcx, ErrorGuaranteed> {
let trace = TypeTrace::types(cause, true, expected, actual);
self.report_and_explain_type_error(trace, &err)
}
@ -1509,7 +1509,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
expected: ty::Const<'tcx>,
actual: ty::Const<'tcx>,
err: TypeError<'tcx>,
) -> DiagnosticBuilder<'tcx, ErrorReported> {
) -> DiagnosticBuilder<'tcx, ErrorGuaranteed> {
let trace = TypeTrace::consts(cause, true, expected, actual);
self.report_and_explain_type_error(trace, &err)
}

6
compiler/rustc_infer/src/traits/error_reporting/mod.rs
View file

@ -2,7 +2,7 @@ use super::ObjectSafetyViolation;
use crate::infer::InferCtxt;
use rustc_data_structures::fx::FxHashSet;
use rustc_errors::{struct_span_err, DiagnosticBuilder, ErrorReported};
use rustc_errors::{struct_span_err, DiagnosticBuilder, ErrorGuaranteed};
use rustc_hir as hir;
use rustc_hir::def_id::DefId;
use rustc_middle::ty::TyCtxt;
@ -17,7 +17,7 @@ impl<'a, 'tcx> InferCtxt<'a, 'tcx> {
impl_item_def_id: DefId,
trait_item_def_id: DefId,
requirement: &dyn fmt::Display,
) -> DiagnosticBuilder<'tcx, ErrorReported> {
) -> DiagnosticBuilder<'tcx, ErrorGuaranteed> {
let msg = "impl has stricter requirements than trait";
let sp = self.tcx.sess.source_map().guess_head_span(error_span);
@ -40,7 +40,7 @@ pub fn report_object_safety_error<'tcx>(
span: Span,
trait_def_id: DefId,
violations: &[ObjectSafetyViolation],
) -> DiagnosticBuilder<'tcx, ErrorReported> {
) -> DiagnosticBuilder<'tcx, ErrorGuaranteed> {
let trait_str = tcx.def_path_str(trait_def_id);
let trait_span = tcx.hir().get_if_local(trait_def_id).and_then(|node| match node {
hir::Node::Item(item) => Some(item.ident.span),