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-rw-r--r--crates/hir/src/lib.rs12
-rw-r--r--crates/hir_ty/src/diagnostics/expr.rs2
-rw-r--r--crates/hir_ty/src/display.rs2
-rw-r--r--crates/hir_ty/src/infer/coerce.rs6
-rw-r--r--crates/hir_ty/src/infer/expr.rs22
-rw-r--r--crates/hir_ty/src/infer/pat.rs20
-rw-r--r--crates/hir_ty/src/infer/unify.rs2
-rw-r--r--crates/hir_ty/src/lib.rs8
-rw-r--r--crates/hir_ty/src/lower.rs6
-rw-r--r--crates/hir_ty/src/method_resolution.rs18
-rw-r--r--crates/hir_ty/src/traits/chalk/mapping.rs10
-rw-r--r--crates/hir_ty/src/types.rs5
-rw-r--r--crates/hir_ty/src/walk.rs4
13 files changed, 74 insertions, 43 deletions
diff --git a/crates/hir/src/lib.rs b/crates/hir/src/lib.rs
index db4ebada4..813cd1295 100644
--- a/crates/hir/src/lib.rs
+++ b/crates/hir/src/lib.rs
@@ -1888,9 +1888,10 @@ impl Type {
1888 substs.iter(&Interner).filter_map(|a| a.ty(&Interner)).any(go) 1888 substs.iter(&Interner).filter_map(|a| a.ty(&Interner)).any(go)
1889 } 1889 }
1890 1890
1891 TyKind::Array(ty) | TyKind::Slice(ty) | TyKind::Raw(_, ty) | TyKind::Ref(_, ty) => { 1891 TyKind::Array(ty)
1892 go(ty) 1892 | TyKind::Slice(ty)
1893 } 1893 | TyKind::Raw(_, ty)
1894 | TyKind::Ref(_, _, ty) => go(ty),
1894 1895
1895 TyKind::Scalar(_) 1896 TyKind::Scalar(_)
1896 | TyKind::Str 1897 | TyKind::Str
@@ -2148,7 +2149,10 @@ impl Type {
2148 ); 2149 );
2149 } 2150 }
2150 2151
2151 TyKind::Ref(_, ty) | TyKind::Raw(_, ty) | TyKind::Array(ty) | TyKind::Slice(ty) => { 2152 TyKind::Ref(_, _, ty)
2153 | TyKind::Raw(_, ty)
2154 | TyKind::Array(ty)
2155 | TyKind::Slice(ty) => {
2152 walk_type(db, &type_.derived(ty.clone()), cb); 2156 walk_type(db, &type_.derived(ty.clone()), cb);
2153 } 2157 }
2154 2158
diff --git a/crates/hir_ty/src/diagnostics/expr.rs b/crates/hir_ty/src/diagnostics/expr.rs
index db278d0db..d7bf9fdf7 100644
--- a/crates/hir_ty/src/diagnostics/expr.rs
+++ b/crates/hir_ty/src/diagnostics/expr.rs
@@ -315,7 +315,7 @@ impl<'a, 'b> ExprValidator<'a, 'b> {
315 if pat_ty == match_expr_ty 315 if pat_ty == match_expr_ty
316 || match_expr_ty 316 || match_expr_ty
317 .as_reference() 317 .as_reference()
318 .map(|(match_expr_ty, _)| match_expr_ty == pat_ty) 318 .map(|(match_expr_ty, ..)| match_expr_ty == pat_ty)
319 .unwrap_or(false) 319 .unwrap_or(false)
320 { 320 {
321 // If we had a NotUsefulMatchArm diagnostic, we could 321 // If we had a NotUsefulMatchArm diagnostic, we could
diff --git a/crates/hir_ty/src/display.rs b/crates/hir_ty/src/display.rs
index 4ef8024d0..22416c0cf 100644
--- a/crates/hir_ty/src/display.rs
+++ b/crates/hir_ty/src/display.rs
@@ -314,7 +314,7 @@ impl HirDisplay for Ty {
314 t.hir_fmt(f)?; 314 t.hir_fmt(f)?;
315 write!(f, "; _]")?; 315 write!(f, "; _]")?;
316 } 316 }
317 TyKind::Raw(m, t) | TyKind::Ref(m, t) => { 317 TyKind::Raw(m, t) | TyKind::Ref(m, _, t) => {
318 let ty_display = 318 let ty_display =
319 t.into_displayable(f.db, f.max_size, f.omit_verbose_types, f.display_target); 319 t.into_displayable(f.db, f.max_size, f.omit_verbose_types, f.display_target);
320 320
diff --git a/crates/hir_ty/src/infer/coerce.rs b/crates/hir_ty/src/infer/coerce.rs
index 32c273afc..d6c48870a 100644
--- a/crates/hir_ty/src/infer/coerce.rs
+++ b/crates/hir_ty/src/infer/coerce.rs
@@ -81,7 +81,7 @@ impl<'a> InferenceContext<'a> {
81 // `&T` -> `*const T` 81 // `&T` -> `*const T`
82 // `&mut T` -> `*mut T`/`*const T` 82 // `&mut T` -> `*mut T`/`*const T`
83 (TyKind::Ref(.., substs), &TyKind::Raw(m2 @ Mutability::Not, ..)) 83 (TyKind::Ref(.., substs), &TyKind::Raw(m2 @ Mutability::Not, ..))
84 | (TyKind::Ref(Mutability::Mut, substs), &TyKind::Raw(m2, ..)) => { 84 | (TyKind::Ref(Mutability::Mut, _, substs), &TyKind::Raw(m2, ..)) => {
85 from_ty = TyKind::Raw(m2, substs.clone()).intern(&Interner); 85 from_ty = TyKind::Raw(m2, substs.clone()).intern(&Interner);
86 } 86 }
87 87
@@ -111,7 +111,9 @@ impl<'a> InferenceContext<'a> {
111 // Auto Deref if cannot coerce 111 // Auto Deref if cannot coerce
112 match (from_ty.kind(&Interner), to_ty.kind(&Interner)) { 112 match (from_ty.kind(&Interner), to_ty.kind(&Interner)) {
113 // FIXME: DerefMut 113 // FIXME: DerefMut
114 (TyKind::Ref(_, st1), TyKind::Ref(_, st2)) => self.unify_autoderef_behind_ref(st1, st2), 114 (TyKind::Ref(.., st1), TyKind::Ref(.., st2)) => {
115 self.unify_autoderef_behind_ref(st1, st2)
116 }
115 117
116 // Otherwise, normal unify 118 // Otherwise, normal unify
117 _ => self.unify(&from_ty, to_ty), 119 _ => self.unify(&from_ty, to_ty),
diff --git a/crates/hir_ty/src/infer/expr.rs b/crates/hir_ty/src/infer/expr.rs
index ff564106b..77fb36332 100644
--- a/crates/hir_ty/src/infer/expr.rs
+++ b/crates/hir_ty/src/infer/expr.rs
@@ -23,7 +23,7 @@ use crate::{
23 traits::{chalk::from_chalk, FnTrait}, 23 traits::{chalk::from_chalk, FnTrait},
24 utils::{generics, variant_data, Generics}, 24 utils::{generics, variant_data, Generics},
25 AdtId, Binders, CallableDefId, FnPointer, FnSig, FnSubst, InEnvironment, Interner, 25 AdtId, Binders, CallableDefId, FnPointer, FnSig, FnSubst, InEnvironment, Interner,
26 ProjectionTyExt, Rawness, Scalar, Substitution, TraitRef, Ty, TyBuilder, TyKind, TypeWalk, 26 LifetimeData, ProjectionTyExt, Rawness, Scalar, Substitution, TraitRef, Ty, TyBuilder, TyKind,
27}; 27};
28 28
29use super::{ 29use super::{
@@ -527,7 +527,9 @@ impl<'a> InferenceContext<'a> {
527 let inner_ty = self.infer_expr_inner(*expr, &expectation); 527 let inner_ty = self.infer_expr_inner(*expr, &expectation);
528 match rawness { 528 match rawness {
529 Rawness::RawPtr => TyKind::Raw(mutability, inner_ty), 529 Rawness::RawPtr => TyKind::Raw(mutability, inner_ty),
530 Rawness::Ref => TyKind::Ref(mutability, inner_ty), 530 Rawness::Ref => {
531 TyKind::Ref(mutability, LifetimeData::Static.intern(&Interner), inner_ty)
532 }
531 } 533 }
532 .intern(&Interner) 534 .intern(&Interner)
533 } 535 }
@@ -730,13 +732,17 @@ impl<'a> InferenceContext<'a> {
730 } 732 }
731 Expr::Literal(lit) => match lit { 733 Expr::Literal(lit) => match lit {
732 Literal::Bool(..) => TyKind::Scalar(Scalar::Bool).intern(&Interner), 734 Literal::Bool(..) => TyKind::Scalar(Scalar::Bool).intern(&Interner),
733 Literal::String(..) => { 735 Literal::String(..) => TyKind::Ref(
734 TyKind::Ref(Mutability::Not, TyKind::Str.intern(&Interner)).intern(&Interner) 736 Mutability::Not,
735 } 737 LifetimeData::Static.intern(&Interner),
738 TyKind::Str.intern(&Interner),
739 )
740 .intern(&Interner),
736 Literal::ByteString(..) => { 741 Literal::ByteString(..) => {
737 let byte_type = TyKind::Scalar(Scalar::Uint(UintTy::U8)).intern(&Interner); 742 let byte_type = TyKind::Scalar(Scalar::Uint(UintTy::U8)).intern(&Interner);
738 let array_type = TyKind::Array(byte_type).intern(&Interner); 743 let array_type = TyKind::Array(byte_type).intern(&Interner);
739 TyKind::Ref(Mutability::Not, array_type).intern(&Interner) 744 TyKind::Ref(Mutability::Not, LifetimeData::Static.intern(&Interner), array_type)
745 .intern(&Interner)
740 } 746 }
741 Literal::Char(..) => TyKind::Scalar(Scalar::Char).intern(&Interner), 747 Literal::Char(..) => TyKind::Scalar(Scalar::Char).intern(&Interner),
742 Literal::Int(_v, ty) => match ty { 748 Literal::Int(_v, ty) => match ty {
@@ -872,7 +878,9 @@ impl<'a> InferenceContext<'a> {
872 // Apply autoref so the below unification works correctly 878 // Apply autoref so the below unification works correctly
873 // FIXME: return correct autorefs from lookup_method 879 // FIXME: return correct autorefs from lookup_method
874 let actual_receiver_ty = match expected_receiver_ty.as_reference() { 880 let actual_receiver_ty = match expected_receiver_ty.as_reference() {
875 Some((_, mutability)) => TyKind::Ref(mutability, derefed_receiver_ty).intern(&Interner), 881 Some((_, lifetime, mutability)) => {
882 TyKind::Ref(mutability, lifetime, derefed_receiver_ty).intern(&Interner)
883 }
876 _ => derefed_receiver_ty, 884 _ => derefed_receiver_ty,
877 }; 885 };
878 self.unify(&expected_receiver_ty, &actual_receiver_ty); 886 self.unify(&expected_receiver_ty, &actual_receiver_ty);
diff --git a/crates/hir_ty/src/infer/pat.rs b/crates/hir_ty/src/infer/pat.rs
index 252ae914a..b5e97cc8c 100644
--- a/crates/hir_ty/src/infer/pat.rs
+++ b/crates/hir_ty/src/infer/pat.rs
@@ -13,8 +13,8 @@ use hir_expand::name::Name;
13 13
14use super::{BindingMode, Expectation, InferenceContext}; 14use super::{BindingMode, Expectation, InferenceContext};
15use crate::{ 15use crate::{
16 lower::lower_to_chalk_mutability, utils::variant_data, Interner, Substitution, Ty, TyBuilder, 16 lower::lower_to_chalk_mutability, utils::variant_data, Interner, LifetimeData, Substitution,
17 TyKind, 17 Ty, TyBuilder, TyKind,
18}; 18};
19 19
20impl<'a> InferenceContext<'a> { 20impl<'a> InferenceContext<'a> {
@@ -104,7 +104,7 @@ impl<'a> InferenceContext<'a> {
104 let body = Arc::clone(&self.body); // avoid borrow checker problem 104 let body = Arc::clone(&self.body); // avoid borrow checker problem
105 105
106 if is_non_ref_pat(&body, pat) { 106 if is_non_ref_pat(&body, pat) {
107 while let Some((inner, mutability)) = expected.as_reference() { 107 while let Some((inner, _lifetime, mutability)) = expected.as_reference() {
108 expected = inner; 108 expected = inner;
109 default_bm = match default_bm { 109 default_bm = match default_bm {
110 BindingMode::Move => BindingMode::Ref(mutability), 110 BindingMode::Move => BindingMode::Ref(mutability),
@@ -162,7 +162,7 @@ impl<'a> InferenceContext<'a> {
162 Pat::Ref { pat, mutability } => { 162 Pat::Ref { pat, mutability } => {
163 let mutability = lower_to_chalk_mutability(*mutability); 163 let mutability = lower_to_chalk_mutability(*mutability);
164 let expectation = match expected.as_reference() { 164 let expectation = match expected.as_reference() {
165 Some((inner_ty, exp_mut)) => { 165 Some((inner_ty, _lifetime, exp_mut)) => {
166 if mutability != exp_mut { 166 if mutability != exp_mut {
167 // FIXME: emit type error? 167 // FIXME: emit type error?
168 } 168 }
@@ -171,7 +171,8 @@ impl<'a> InferenceContext<'a> {
171 _ => self.result.standard_types.unknown.clone(), 171 _ => self.result.standard_types.unknown.clone(),
172 }; 172 };
173 let subty = self.infer_pat(*pat, &expectation, default_bm); 173 let subty = self.infer_pat(*pat, &expectation, default_bm);
174 TyKind::Ref(mutability, subty).intern(&Interner) 174 TyKind::Ref(mutability, LifetimeData::Static.intern(&Interner), subty)
175 .intern(&Interner)
175 } 176 }
176 Pat::TupleStruct { path: p, args: subpats, ellipsis } => self.infer_tuple_struct_pat( 177 Pat::TupleStruct { path: p, args: subpats, ellipsis } => self.infer_tuple_struct_pat(
177 p.as_ref(), 178 p.as_ref(),
@@ -203,9 +204,12 @@ impl<'a> InferenceContext<'a> {
203 let inner_ty = self.insert_type_vars_shallow(inner_ty); 204 let inner_ty = self.insert_type_vars_shallow(inner_ty);
204 205
205 let bound_ty = match mode { 206 let bound_ty = match mode {
206 BindingMode::Ref(mutability) => { 207 BindingMode::Ref(mutability) => TyKind::Ref(
207 TyKind::Ref(mutability, inner_ty.clone()).intern(&Interner) 208 mutability,
208 } 209 LifetimeData::Static.intern(&Interner),
210 inner_ty.clone(),
211 )
212 .intern(&Interner),
209 BindingMode::Move => inner_ty.clone(), 213 BindingMode::Move => inner_ty.clone(),
210 }; 214 };
211 let bound_ty = self.resolve_ty_as_possible(bound_ty); 215 let bound_ty = self.resolve_ty_as_possible(bound_ty);
diff --git a/crates/hir_ty/src/infer/unify.rs b/crates/hir_ty/src/infer/unify.rs
index 2f9523325..c7878ebfd 100644
--- a/crates/hir_ty/src/infer/unify.rs
+++ b/crates/hir_ty/src/infer/unify.rs
@@ -317,7 +317,7 @@ impl InferenceTable {
317 | (TyKind::Closure(.., substs1), TyKind::Closure(.., substs2)) => { 317 | (TyKind::Closure(.., substs1), TyKind::Closure(.., substs2)) => {
318 self.unify_substs(substs1, substs2, depth + 1) 318 self.unify_substs(substs1, substs2, depth + 1)
319 } 319 }
320 (TyKind::Ref(_, ty1), TyKind::Ref(_, ty2)) 320 (TyKind::Ref(_, _, ty1), TyKind::Ref(_, _, ty2))
321 | (TyKind::Raw(_, ty1), TyKind::Raw(_, ty2)) 321 | (TyKind::Raw(_, ty1), TyKind::Raw(_, ty2))
322 | (TyKind::Array(ty1), TyKind::Array(ty2)) 322 | (TyKind::Array(ty1), TyKind::Array(ty2))
323 | (TyKind::Slice(ty1), TyKind::Slice(ty2)) => self.unify_inner(ty1, ty2, depth + 1), 323 | (TyKind::Slice(ty1), TyKind::Slice(ty2)) => self.unify_inner(ty1, ty2, depth + 1),
diff --git a/crates/hir_ty/src/lib.rs b/crates/hir_ty/src/lib.rs
index c3ec12352..1dfe2075c 100644
--- a/crates/hir_ty/src/lib.rs
+++ b/crates/hir_ty/src/lib.rs
@@ -165,16 +165,16 @@ impl CallableSig {
165} 165}
166 166
167impl Ty { 167impl Ty {
168 pub fn as_reference(&self) -> Option<(&Ty, Mutability)> { 168 pub fn as_reference(&self) -> Option<(&Ty, Lifetime, Mutability)> {
169 match self.kind(&Interner) { 169 match self.kind(&Interner) {
170 TyKind::Ref(mutability, ty) => Some((ty, *mutability)), 170 TyKind::Ref(mutability, lifetime, ty) => Some((ty, *lifetime, *mutability)),
171 _ => None, 171 _ => None,
172 } 172 }
173 } 173 }
174 174
175 pub fn as_reference_or_ptr(&self) -> Option<(&Ty, Rawness, Mutability)> { 175 pub fn as_reference_or_ptr(&self) -> Option<(&Ty, Rawness, Mutability)> {
176 match self.kind(&Interner) { 176 match self.kind(&Interner) {
177 TyKind::Ref(mutability, ty) => Some((ty, Rawness::Ref, *mutability)), 177 TyKind::Ref(mutability, _, ty) => Some((ty, Rawness::Ref, *mutability)),
178 TyKind::Raw(mutability, ty) => Some((ty, Rawness::RawPtr, *mutability)), 178 TyKind::Raw(mutability, ty) => Some((ty, Rawness::RawPtr, *mutability)),
179 _ => None, 179 _ => None,
180 } 180 }
@@ -183,7 +183,7 @@ impl Ty {
183 pub fn strip_references(&self) -> &Ty { 183 pub fn strip_references(&self) -> &Ty {
184 let mut t: &Ty = self; 184 let mut t: &Ty = self;
185 185
186 while let TyKind::Ref(_mutability, ty) = t.kind(&Interner) { 186 while let TyKind::Ref(_mutability, _lifetime, ty) = t.kind(&Interner) {
187 t = ty; 187 t = ty;
188 } 188 }
189 189
diff --git a/crates/hir_ty/src/lower.rs b/crates/hir_ty/src/lower.rs
index 3cbb6ad54..5a769fa6a 100644
--- a/crates/hir_ty/src/lower.rs
+++ b/crates/hir_ty/src/lower.rs
@@ -34,7 +34,7 @@ use crate::{
34 variant_data, Generics, 34 variant_data, Generics,
35 }, 35 },
36 AliasEq, AliasTy, Binders, BoundVar, CallableSig, DebruijnIndex, DynTy, FnPointer, FnSig, 36 AliasEq, AliasTy, Binders, BoundVar, CallableSig, DebruijnIndex, DynTy, FnPointer, FnSig,
37 FnSubst, ImplTraitId, OpaqueTy, PolyFnSig, ProjectionTy, QuantifiedWhereClause, 37 FnSubst, ImplTraitId, LifetimeData, OpaqueTy, PolyFnSig, ProjectionTy, QuantifiedWhereClause,
38 QuantifiedWhereClauses, ReturnTypeImplTrait, ReturnTypeImplTraits, Substitution, 38 QuantifiedWhereClauses, ReturnTypeImplTrait, ReturnTypeImplTraits, Substitution,
39 TraitEnvironment, TraitRef, Ty, TyBuilder, TyKind, TypeWalk, WhereClause, 39 TraitEnvironment, TraitRef, Ty, TyBuilder, TyKind, TypeWalk, WhereClause,
40}; 40};
@@ -174,7 +174,9 @@ impl<'a> TyLoweringContext<'a> {
174 } 174 }
175 TypeRef::Reference(inner, _, mutability) => { 175 TypeRef::Reference(inner, _, mutability) => {
176 let inner_ty = self.lower_ty(inner); 176 let inner_ty = self.lower_ty(inner);
177 TyKind::Ref(lower_to_chalk_mutability(*mutability), inner_ty).intern(&Interner) 177 let lifetime = LifetimeData::Static.intern(&Interner);
178 TyKind::Ref(lower_to_chalk_mutability(*mutability), lifetime, inner_ty)
179 .intern(&Interner)
178 } 180 }
179 TypeRef::Placeholder => TyKind::Error.intern(&Interner), 181 TypeRef::Placeholder => TyKind::Error.intern(&Interner),
180 TypeRef::Fn(params, is_varargs) => { 182 TypeRef::Fn(params, is_varargs) => {
diff --git a/crates/hir_ty/src/method_resolution.rs b/crates/hir_ty/src/method_resolution.rs
index 6d65d3eb9..427844c12 100644
--- a/crates/hir_ty/src/method_resolution.rs
+++ b/crates/hir_ty/src/method_resolution.rs
@@ -21,8 +21,8 @@ use crate::{
21 primitive::{self, FloatTy, IntTy, UintTy}, 21 primitive::{self, FloatTy, IntTy, UintTy},
22 utils::all_super_traits, 22 utils::all_super_traits,
23 AdtId, Canonical, CanonicalVarKinds, DebruijnIndex, FnPointer, FnSig, ForeignDefId, 23 AdtId, Canonical, CanonicalVarKinds, DebruijnIndex, FnPointer, FnSig, ForeignDefId,
24 InEnvironment, Interner, Scalar, Substitution, TraitEnvironment, Ty, TyBuilder, TyKind, 24 InEnvironment, Interner, LifetimeData, Scalar, Substitution, TraitEnvironment, Ty, TyBuilder,
25 TypeWalk, 25 TyKind, TypeWalk,
26}; 26};
27 27
28/// This is used as a key for indexing impls. 28/// This is used as a key for indexing impls.
@@ -453,7 +453,12 @@ fn iterate_method_candidates_with_autoref(
453 } 453 }
454 let refed = Canonical { 454 let refed = Canonical {
455 binders: deref_chain[0].binders.clone(), 455 binders: deref_chain[0].binders.clone(),
456 value: TyKind::Ref(Mutability::Not, deref_chain[0].value.clone()).intern(&Interner), 456 value: TyKind::Ref(
457 Mutability::Not,
458 LifetimeData::Static.intern(&Interner),
459 deref_chain[0].value.clone(),
460 )
461 .intern(&Interner),
457 }; 462 };
458 if iterate_method_candidates_by_receiver( 463 if iterate_method_candidates_by_receiver(
459 &refed, 464 &refed,
@@ -470,7 +475,12 @@ fn iterate_method_candidates_with_autoref(
470 } 475 }
471 let ref_muted = Canonical { 476 let ref_muted = Canonical {
472 binders: deref_chain[0].binders.clone(), 477 binders: deref_chain[0].binders.clone(),
473 value: TyKind::Ref(Mutability::Mut, deref_chain[0].value.clone()).intern(&Interner), 478 value: TyKind::Ref(
479 Mutability::Mut,
480 LifetimeData::Static.intern(&Interner),
481 deref_chain[0].value.clone(),
482 )
483 .intern(&Interner),
474 }; 484 };
475 if iterate_method_candidates_by_receiver( 485 if iterate_method_candidates_by_receiver(
476 &ref_muted, 486 &ref_muted,
diff --git a/crates/hir_ty/src/traits/chalk/mapping.rs b/crates/hir_ty/src/traits/chalk/mapping.rs
index 3047fbacb..26f8fdbdc 100644
--- a/crates/hir_ty/src/traits/chalk/mapping.rs
+++ b/crates/hir_ty/src/traits/chalk/mapping.rs
@@ -11,7 +11,7 @@ use hir_def::{GenericDefId, TypeAliasId};
11 11
12use crate::{ 12use crate::{
13 chalk_ext::ProjectionTyExt, db::HirDatabase, primitive::UintTy, AliasTy, CallableDefId, 13 chalk_ext::ProjectionTyExt, db::HirDatabase, primitive::UintTy, AliasTy, CallableDefId,
14 Canonical, DomainGoal, FnPointer, GenericArg, InEnvironment, OpaqueTy, ProjectionTy, 14 Canonical, DomainGoal, FnPointer, GenericArg, InEnvironment, Lifetime, OpaqueTy, ProjectionTy,
15 QuantifiedWhereClause, Scalar, Substitution, TraitRef, Ty, TypeWalk, WhereClause, 15 QuantifiedWhereClause, Scalar, Substitution, TraitRef, Ty, TypeWalk, WhereClause,
16}; 16};
17 17
@@ -22,7 +22,7 @@ impl ToChalk for Ty {
22 type Chalk = chalk_ir::Ty<Interner>; 22 type Chalk = chalk_ir::Ty<Interner>;
23 fn to_chalk(self, db: &dyn HirDatabase) -> chalk_ir::Ty<Interner> { 23 fn to_chalk(self, db: &dyn HirDatabase) -> chalk_ir::Ty<Interner> {
24 match self.into_inner() { 24 match self.into_inner() {
25 TyKind::Ref(m, ty) => ref_to_chalk(db, m, ty), 25 TyKind::Ref(m, lt, ty) => ref_to_chalk(db, m, lt, ty),
26 TyKind::Array(ty) => array_to_chalk(db, ty), 26 TyKind::Array(ty) => array_to_chalk(db, ty),
27 TyKind::Function(FnPointer { sig, substitution: substs, .. }) => { 27 TyKind::Function(FnPointer { sig, substitution: substs, .. }) => {
28 let substitution = chalk_ir::FnSubst(substs.0.to_chalk(db)); 28 let substitution = chalk_ir::FnSubst(substs.0.to_chalk(db));
@@ -167,8 +167,8 @@ impl ToChalk for Ty {
167 } 167 }
168 chalk_ir::TyKind::Raw(mutability, ty) => TyKind::Raw(mutability, from_chalk(db, ty)), 168 chalk_ir::TyKind::Raw(mutability, ty) => TyKind::Raw(mutability, from_chalk(db, ty)),
169 chalk_ir::TyKind::Slice(ty) => TyKind::Slice(from_chalk(db, ty)), 169 chalk_ir::TyKind::Slice(ty) => TyKind::Slice(from_chalk(db, ty)),
170 chalk_ir::TyKind::Ref(mutability, _lifetime, ty) => { 170 chalk_ir::TyKind::Ref(mutability, lifetime, ty) => {
171 TyKind::Ref(mutability, from_chalk(db, ty)) 171 TyKind::Ref(mutability, lifetime, from_chalk(db, ty))
172 } 172 }
173 chalk_ir::TyKind::Str => TyKind::Str, 173 chalk_ir::TyKind::Str => TyKind::Str,
174 chalk_ir::TyKind::Never => TyKind::Never, 174 chalk_ir::TyKind::Never => TyKind::Never,
@@ -192,10 +192,10 @@ impl ToChalk for Ty {
192fn ref_to_chalk( 192fn ref_to_chalk(
193 db: &dyn HirDatabase, 193 db: &dyn HirDatabase,
194 mutability: chalk_ir::Mutability, 194 mutability: chalk_ir::Mutability,
195 lifetime: Lifetime,
195 ty: Ty, 196 ty: Ty,
196) -> chalk_ir::Ty<Interner> { 197) -> chalk_ir::Ty<Interner> {
197 let arg = ty.to_chalk(db); 198 let arg = ty.to_chalk(db);
198 let lifetime = LifetimeData::Static.intern(&Interner);
199 chalk_ir::TyKind::Ref(mutability, lifetime, arg).intern(&Interner) 199 chalk_ir::TyKind::Ref(mutability, lifetime, arg).intern(&Interner)
200} 200}
201 201
diff --git a/crates/hir_ty/src/types.rs b/crates/hir_ty/src/types.rs
index d4e07a6b8..c984a31c8 100644
--- a/crates/hir_ty/src/types.rs
+++ b/crates/hir_ty/src/types.rs
@@ -11,7 +11,8 @@ use smallvec::SmallVec;
11 11
12use crate::{ 12use crate::{
13 AssocTypeId, CanonicalVarKinds, ChalkTraitId, ClosureId, FnDefId, FnSig, ForeignDefId, 13 AssocTypeId, CanonicalVarKinds, ChalkTraitId, ClosureId, FnDefId, FnSig, ForeignDefId,
14 InferenceVar, Interner, OpaqueTyId, PlaceholderIndex, TypeWalk, VariableKind, VariableKinds, 14 InferenceVar, Interner, Lifetime, OpaqueTyId, PlaceholderIndex, TypeWalk, VariableKind,
15 VariableKinds,
15}; 16};
16 17
17#[derive(Clone, PartialEq, Eq, Debug, Hash)] 18#[derive(Clone, PartialEq, Eq, Debug, Hash)]
@@ -122,7 +123,7 @@ pub enum TyKind {
122 123
123 /// A reference; a pointer with an associated lifetime. Written as 124 /// A reference; a pointer with an associated lifetime. Written as
124 /// `&'a mut T` or `&'a T`. 125 /// `&'a mut T` or `&'a T`.
125 Ref(Mutability, Ty), 126 Ref(Mutability, Lifetime, Ty),
126 127
127 /// This represents a placeholder for an opaque type in situations where we 128 /// This represents a placeholder for an opaque type in situations where we
128 /// don't know the hidden type (i.e. currently almost always). This is 129 /// don't know the hidden type (i.e. currently almost always). This is
diff --git a/crates/hir_ty/src/walk.rs b/crates/hir_ty/src/walk.rs
index e1e77ba37..4cc4e24fd 100644
--- a/crates/hir_ty/src/walk.rs
+++ b/crates/hir_ty/src/walk.rs
@@ -153,7 +153,7 @@ impl TypeWalk for Ty {
153 p.walk(f); 153 p.walk(f);
154 } 154 }
155 } 155 }
156 TyKind::Slice(ty) | TyKind::Array(ty) | TyKind::Ref(_, ty) | TyKind::Raw(_, ty) => { 156 TyKind::Slice(ty) | TyKind::Array(ty) | TyKind::Ref(_, _, ty) | TyKind::Raw(_, ty) => {
157 ty.walk(f); 157 ty.walk(f);
158 } 158 }
159 TyKind::Function(fn_pointer) => { 159 TyKind::Function(fn_pointer) => {
@@ -187,7 +187,7 @@ impl TypeWalk for Ty {
187 TyKind::Alias(AliasTy::Opaque(o_ty)) => { 187 TyKind::Alias(AliasTy::Opaque(o_ty)) => {
188 o_ty.substitution.walk_mut_binders(f, binders); 188 o_ty.substitution.walk_mut_binders(f, binders);
189 } 189 }
190 TyKind::Slice(ty) | TyKind::Array(ty) | TyKind::Ref(_, ty) | TyKind::Raw(_, ty) => { 190 TyKind::Slice(ty) | TyKind::Array(ty) | TyKind::Ref(_, _, ty) | TyKind::Raw(_, ty) => {
191 ty.walk_mut_binders(f, binders); 191 ty.walk_mut_binders(f, binders);
192 } 192 }
193 TyKind::Function(fn_pointer) => { 193 TyKind::Function(fn_pointer) => {