Add variance-related information to lifetime error messages

2021-05-13 09:30:14 -04:00
parent 86b0bafbf1
commit fad2242ff7
33 changed files with 397 additions and 144 deletions
--- a/compiler/rustc_middle/src/ty/mod.rs
+++ b/compiler/rustc_middle/src/ty/mod.rs
@@ -71,7 +71,7 @@ pub use self::sty::{
    ExistentialPredicate, ExistentialProjection, ExistentialTraitRef, FnSig, FreeRegion, GenSig,
    GeneratorSubsts, GeneratorSubstsParts, ParamConst, ParamTy, PolyExistentialProjection,
    PolyExistentialTraitRef, PolyFnSig, PolyGenSig, PolyTraitRef, ProjectionTy, Region, RegionKind,
-    RegionVid, TraitRef, TyKind, TypeAndMut, UpvarSubsts,
+    RegionVid, TraitRef, TyKind, TypeAndMut, UpvarSubsts, VarianceDiagInfo, VarianceDiagMutKind,
 };
 pub use self::trait_def::TraitDef;