@@ -77,17 +77,14 @@ pub trait Interner: Sized {
7777 type ClosureKind : Copy + Debug + Hash + Eq ;
7878
7979 // Required method
80- fn mk_canonical_var_infos (
81- self ,
82- infos : & [ CanonicalVarInfo < Self > ]
83- ) -> Self :: CanonicalVars ;
80+ fn mk_canonical_var_infos ( self , infos : & [ CanonicalVarInfo < Self > ] ) -> Self :: CanonicalVars ;
8481}
8582
8683pub trait DebugWithInfcx < I : Interner > : Debug {
8784 // Required method
8885 fn fmt < Infcx : InferCtxtLike < Interner = I > > (
8986 this : WithInfcx < ' _ , Infcx , & Self > ,
90- f : & mut Formatter < ' _ >
87+ f : & mut Formatter < ' _ > ,
9188 ) -> std:: fmt:: Result ;
9289}
9390
@@ -130,11 +127,7 @@ pub struct TypeFlags;
130127
131128pub trait Ty < I : Interner < Ty = Self > > {
132129 // Required method
133- fn new_anon_bound (
134- interner : I ,
135- debruijn : DebruijnIndex ,
136- var : BoundVar
137- ) -> Self ;
130+ fn new_anon_bound ( interner : I , debruijn : DebruijnIndex , var : BoundVar ) -> Self ;
138131}
139132
140133pub trait PlaceholderLike {
@@ -152,12 +145,7 @@ pub struct BoundVar;
152145pub struct ConstKind < I > ( std:: marker:: PhantomData < I > ) ;
153146pub trait Const < I : Interner < Const = Self > > {
154147 // Required method
155- fn new_anon_bound (
156- interner : I ,
157- debruijn : DebruijnIndex ,
158- var : BoundVar ,
159- ty : I :: Ty
160- ) -> Self ;
148+ fn new_anon_bound ( interner : I , debruijn : DebruijnIndex , var : BoundVar , ty : I :: Ty ) -> Self ;
161149}
162150
163151pub trait ConstTy < I : Interner > {
@@ -170,25 +158,28 @@ pub struct DebruijnIndex;
170158pub struct RegionKind < I > ( std:: marker:: PhantomData < I > ) ;
171159pub trait Region < I : Interner < Region = Self > > {
172160 // Required method
173- fn new_anon_bound (
174- interner : I ,
175- debruijn : DebruijnIndex ,
176- var : BoundVar
177- ) -> Self ;
161+ fn new_anon_bound ( interner : I , debruijn : DebruijnIndex , var : BoundVar ) -> Self ;
178162}
179163
180164pub trait TypeVisitor < I : Interner > : Sized {
181165 type Result : VisitorResult = ( ) ;
182166
183167 // Provided methods
184- fn visit_binder < T : TypeVisitable < I > > (
185- & mut self ,
186- t : & I :: Binder < T >
187- ) -> Self :: Result { unimplemented ! ( ) }
188- fn visit_ty ( & mut self , t : I :: Ty ) -> Self :: Result { unimplemented ! ( ) }
189- fn visit_region ( & mut self , _r : I :: Region ) -> Self :: Result { unimplemented ! ( ) }
190- fn visit_const ( & mut self , c : I :: Const ) -> Self :: Result { unimplemented ! ( ) }
191- fn visit_predicate ( & mut self , p : I :: Predicate ) -> Self :: Result { unimplemented ! ( ) }
168+ fn visit_binder < T : TypeVisitable < I > > ( & mut self , t : & I :: Binder < T > ) -> Self :: Result {
169+ unimplemented ! ( )
170+ }
171+ fn visit_ty ( & mut self , t : I :: Ty ) -> Self :: Result {
172+ unimplemented ! ( )
173+ }
174+ fn visit_region ( & mut self , _r : I :: Region ) -> Self :: Result {
175+ unimplemented ! ( )
176+ }
177+ fn visit_const ( & mut self , c : I :: Const ) -> Self :: Result {
178+ unimplemented ! ( )
179+ }
180+ fn visit_predicate ( & mut self , p : I :: Predicate ) -> Self :: Result {
181+ unimplemented ! ( )
182+ }
192183}
193184
194185pub trait VisitorResult {
@@ -206,7 +197,9 @@ impl VisitorResult for () {
206197 fn output ( ) -> Self { }
207198 fn from_residual ( _: Self :: Residual ) -> Self { }
208199 fn from_branch ( _: ControlFlow < Self :: Residual > ) -> Self { }
209- fn branch ( self ) -> ControlFlow < Self :: Residual > { ControlFlow :: Continue ( ( ) ) }
200+ fn branch ( self ) -> ControlFlow < Self :: Residual > {
201+ ControlFlow :: Continue ( ( ) )
202+ }
210203}
211204
212205pub struct WithInfcx < ' a , Infcx : InferCtxtLike , T > {
@@ -221,24 +214,18 @@ pub trait InferCtxtLike {
221214 fn interner ( & self ) -> Self :: Interner ;
222215 fn universe_of_ty ( & self , ty : TyVid ) -> Option < UniverseIndex > ;
223216 fn root_ty_var ( & self , vid : TyVid ) -> TyVid ;
224- fn probe_ty_var (
225- & self ,
226- vid : TyVid
227- ) -> Option < <Self :: Interner as Interner >:: Ty > ;
217+ fn probe_ty_var ( & self , vid : TyVid ) -> Option < <Self :: Interner as Interner >:: Ty > ;
228218 fn universe_of_lt (
229219 & self ,
230- lt : <Self :: Interner as Interner >:: InferRegion
220+ lt : <Self :: Interner as Interner >:: InferRegion ,
231221 ) -> Option < UniverseIndex > ;
232222 fn opportunistic_resolve_lt_var (
233223 & self ,
234- vid : <Self :: Interner as Interner >:: InferRegion
224+ vid : <Self :: Interner as Interner >:: InferRegion ,
235225 ) -> Option < <Self :: Interner as Interner >:: Region > ;
236226 fn universe_of_ct ( & self , ct : ConstVid ) -> Option < UniverseIndex > ;
237227 fn root_ct_var ( & self , vid : ConstVid ) -> ConstVid ;
238- fn probe_ct_var (
239- & self ,
240- vid : ConstVid
241- ) -> Option < <Self :: Interner as Interner >:: Const > ;
228+ fn probe_ct_var ( & self , vid : ConstVid ) -> Option < <Self :: Interner as Interner >:: Const > ;
242229}
243230
244231pub struct TyVid ;
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