Module region_errors 

Error reporting machinery for lifetime errors.

Re-exports

use rustc_data_structures::fx::FxHashMap; 🔒

use rustc_data_structures::fx::FxIndexSet; 🔒

use rustc_errors::Applicability; 🔒

use rustc_errors::Diag; 🔒

use rustc_errors::ErrorGuaranteed; 🔒

use rustc_errors::MultiSpan; 🔒

use rustc_errors::msg; 🔒

use rustc_hir as hir; 🔒

use rustc_hir::GenericBound::Trait; 🔒

use rustc_hir::QPath::Resolved; 🔒

use rustc_hir::WherePredicateKind::BoundPredicate; 🔒

use rustc_hir::def::DefKind; 🔒

use rustc_hir::def::Res::Def; 🔒

use rustc_hir::def_id::DefId; 🔒

use rustc_hir::intravisit::Visitor; 🔒

use rustc_hir::PolyTraitRef; 🔒

use rustc_hir::TyKind; 🔒

use rustc_hir::WhereBoundPredicate; 🔒

use rustc_infer::infer::NllRegionVariableOrigin; 🔒

use rustc_infer::infer::SubregionOrigin; 🔒

use rustc_middle::hir::place::PlaceBase; 🔒

use rustc_middle::mir::AnnotationSource; 🔒

use rustc_middle::mir::ConstraintCategory; 🔒

use rustc_middle::mir::ReturnConstraint; 🔒

use rustc_middle::ty; 🔒

use rustc_middle::ty::GenericArgs; 🔒

use rustc_middle::ty::Region; 🔒

use rustc_middle::ty::RegionVid; 🔒

use rustc_middle::ty::Ty; 🔒

use rustc_middle::ty::TyCtxt; 🔒

use rustc_middle::ty::TypeFoldable; 🔒

use rustc_middle::ty::TypeVisitor; 🔒

use rustc_middle::ty::fold_regions; 🔒

use rustc_span::Ident; 🔒

use rustc_span::Span; 🔒

use rustc_span::Symbol; 🔒

use rustc_span::bug; 🔒

use rustc_span::kw; 🔒

use rustc_trait_selection::error_reporting::InferCtxtErrorExt; 🔒

use rustc_trait_selection::error_reporting::infer::nice_region_error; 🔒

use rustc_trait_selection::error_reporting::infer::nice_region_error::HirTraitObjectVisitor; 🔒

use rustc_trait_selection::error_reporting::infer::nice_region_error::NiceRegionError; 🔒

use rustc_trait_selection::error_reporting::infer::nice_region_error::TraitObjectVisitor; 🔒

use rustc_trait_selection::error_reporting::infer::nice_region_error::find_anon_type; 🔒

use rustc_trait_selection::error_reporting::infer::nice_region_error::find_anon_type; 🔒

use rustc_trait_selection::error_reporting::infer::nice_region_error::find_param_with_region; 🔒

use rustc_trait_selection::error_reporting::infer::nice_region_error::suggest_adding_lifetime_params; 🔒

use rustc_trait_selection::error_reporting::traits::suggestions::ReturnsVisitor; 🔒

use rustc_trait_selection::infer::InferCtxtExt; 🔒

use rustc_trait_selection::traits::Obligation; 🔒

use rustc_trait_selection::traits::ObligationCtxt; 🔒

use tracing::debug; 🔒

use tracing::instrument; 🔒

use tracing::instrument; 🔒

use tracing::trace; 🔒

use super::LIMITATION_NOTE; 🔒

use super::OutlivesSuggestionBuilder; 🔒

use super::RegionName; 🔒

use super::RegionNameSource; 🔒

use crate::consumers::OutlivesConstraint; 🔒

use crate::nll::ConstraintDescription; 🔒

use crate::region_infer::RegionInferenceContext; 🔒

use crate::region_infer::TypeTest; 🔒

use crate::session_diagnostics::FnMutError; 🔒

use crate::session_diagnostics::FnMutReturnTypeErr; 🔒

use crate::session_diagnostics::GenericDoesNotLiveLongEnough; 🔒

use crate::session_diagnostics::LifetimeOutliveErr; 🔒

use crate::session_diagnostics::LifetimeReturnCategoryErr; 🔒

use crate::session_diagnostics::RequireStaticErr; 🔒

use crate::session_diagnostics::VarHereDenote; 🔒

use crate::universal_regions::DefiningTy; 🔒

use crate::MirBorrowckCtxt; 🔒

use crate::borrowck_errors; 🔒

Structs

ErrorConstraintInfo 🔒

Information about the various region constraints involved in a borrow checker error.

RegionErrors 🔒

A collection of errors encountered during region inference. This is needed to efficiently report errors after borrow checking.

Enums

RegionErrorKind 🔒