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41 changes: 41 additions & 0 deletions
41
tests/baselines/reference/classStaticBlockDoNotSpoilVariance1.errors.txt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,41 @@ | ||
| classStaticBlockDoNotSpoilVariance1.ts(7,35): error TS2344: Type 'A<T>' does not satisfy the constraint 'A<number>'. | ||
| Type 'T' is not assignable to type 'number'. | ||
| classStaticBlockDoNotSpoilVariance1.ts(20,36): error TS2344: Type 'A2<T>' does not satisfy the constraint 'A2<number>'. | ||
| Type 'T' is not assignable to type 'number'. | ||
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| ==== classStaticBlockDoNotSpoilVariance1.ts (2 errors) ==== | ||
| class A<T = number> { | ||
| static { | ||
| type _<T extends A = A> = T; | ||
| } | ||
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| value!: T; | ||
| child!: InstanceType<typeof A.B<A<T>>>; | ||
| ~~~~ | ||
| !!! error TS2344: Type 'A<T>' does not satisfy the constraint 'A<number>'. | ||
| !!! error TS2344: Type 'T' is not assignable to type 'number'. | ||
| !!! related TS2208 classStaticBlockDoNotSpoilVariance1.ts:1:9: This type parameter might need an `extends number` constraint. | ||
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| static B = class B<T extends A = A> { | ||
| parent!: T; | ||
| }; | ||
| } | ||
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| const A2 = class A2<T = number> { | ||
| static { | ||
| type _<T extends A2 = A2> = T; | ||
| } | ||
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| value!: T; | ||
| child!: InstanceType<typeof A2.B<A2<T>>>; | ||
| ~~~~~ | ||
| !!! error TS2344: Type 'A2<T>' does not satisfy the constraint 'A2<number>'. | ||
| !!! error TS2344: Type 'T' is not assignable to type 'number'. | ||
| !!! related TS2208 classStaticBlockDoNotSpoilVariance1.ts:14:21: This type parameter might need an `extends number` constraint. | ||
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| static B = class B<T extends A2 = A2> { | ||
| parent!: T; | ||
| }; | ||
| }; | ||
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84 changes: 84 additions & 0 deletions
84
tests/baselines/reference/classStaticBlockDoNotSpoilVariance1.symbols
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| //// [tests/cases/conformance/classes/classStaticBlock/classStaticBlockDoNotSpoilVariance1.ts] //// | ||
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| === classStaticBlockDoNotSpoilVariance1.ts === | ||
| class A<T = number> { | ||
| >A : Symbol(A, Decl(classStaticBlockDoNotSpoilVariance1.ts, 0, 0)) | ||
| >T : Symbol(T, Decl(classStaticBlockDoNotSpoilVariance1.ts, 0, 8)) | ||
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| static { | ||
| type _<T extends A = A> = T; | ||
| >_ : Symbol(_, Decl(classStaticBlockDoNotSpoilVariance1.ts, 1, 10)) | ||
| >T : Symbol(T, Decl(classStaticBlockDoNotSpoilVariance1.ts, 2, 11)) | ||
| >A : Symbol(A, Decl(classStaticBlockDoNotSpoilVariance1.ts, 0, 0)) | ||
| >A : Symbol(A, Decl(classStaticBlockDoNotSpoilVariance1.ts, 0, 0)) | ||
| >T : Symbol(T, Decl(classStaticBlockDoNotSpoilVariance1.ts, 2, 11)) | ||
| } | ||
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| value!: T; | ||
| >value : Symbol(A.value, Decl(classStaticBlockDoNotSpoilVariance1.ts, 3, 3)) | ||
| >T : Symbol(T, Decl(classStaticBlockDoNotSpoilVariance1.ts, 0, 8)) | ||
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| child!: InstanceType<typeof A.B<A<T>>>; | ||
| >child : Symbol(A.child, Decl(classStaticBlockDoNotSpoilVariance1.ts, 5, 12)) | ||
| >InstanceType : Symbol(InstanceType, Decl(lib.es5.d.ts, --, --)) | ||
| >A.B : Symbol(A.B, Decl(classStaticBlockDoNotSpoilVariance1.ts, 6, 41)) | ||
| >A : Symbol(A, Decl(classStaticBlockDoNotSpoilVariance1.ts, 0, 0)) | ||
| >B : Symbol(A.B, Decl(classStaticBlockDoNotSpoilVariance1.ts, 6, 41)) | ||
| >A : Symbol(A, Decl(classStaticBlockDoNotSpoilVariance1.ts, 0, 0)) | ||
| >T : Symbol(T, Decl(classStaticBlockDoNotSpoilVariance1.ts, 0, 8)) | ||
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| static B = class B<T extends A = A> { | ||
| >B : Symbol(A.B, Decl(classStaticBlockDoNotSpoilVariance1.ts, 6, 41)) | ||
| >B : Symbol(B, Decl(classStaticBlockDoNotSpoilVariance1.ts, 8, 12)) | ||
| >T : Symbol(T, Decl(classStaticBlockDoNotSpoilVariance1.ts, 8, 21)) | ||
| >A : Symbol(A, Decl(classStaticBlockDoNotSpoilVariance1.ts, 0, 0)) | ||
| >A : Symbol(A, Decl(classStaticBlockDoNotSpoilVariance1.ts, 0, 0)) | ||
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| parent!: T; | ||
| >parent : Symbol(B.parent, Decl(classStaticBlockDoNotSpoilVariance1.ts, 8, 39)) | ||
| >T : Symbol(T, Decl(classStaticBlockDoNotSpoilVariance1.ts, 8, 21)) | ||
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| }; | ||
| } | ||
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| const A2 = class A2<T = number> { | ||
| >A2 : Symbol(A2, Decl(classStaticBlockDoNotSpoilVariance1.ts, 13, 5)) | ||
| >A2 : Symbol(A2, Decl(classStaticBlockDoNotSpoilVariance1.ts, 13, 10)) | ||
| >T : Symbol(T, Decl(classStaticBlockDoNotSpoilVariance1.ts, 13, 20)) | ||
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| static { | ||
| type _<T extends A2 = A2> = T; | ||
| >_ : Symbol(_, Decl(classStaticBlockDoNotSpoilVariance1.ts, 14, 10)) | ||
| >T : Symbol(T, Decl(classStaticBlockDoNotSpoilVariance1.ts, 15, 11)) | ||
| >A2 : Symbol(A2, Decl(classStaticBlockDoNotSpoilVariance1.ts, 13, 10)) | ||
| >A2 : Symbol(A2, Decl(classStaticBlockDoNotSpoilVariance1.ts, 13, 10)) | ||
| >T : Symbol(T, Decl(classStaticBlockDoNotSpoilVariance1.ts, 15, 11)) | ||
| } | ||
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| value!: T; | ||
| >value : Symbol(A2.value, Decl(classStaticBlockDoNotSpoilVariance1.ts, 16, 3)) | ||
| >T : Symbol(T, Decl(classStaticBlockDoNotSpoilVariance1.ts, 13, 20)) | ||
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| child!: InstanceType<typeof A2.B<A2<T>>>; | ||
| >child : Symbol(A2.child, Decl(classStaticBlockDoNotSpoilVariance1.ts, 18, 12)) | ||
| >InstanceType : Symbol(InstanceType, Decl(lib.es5.d.ts, --, --)) | ||
| >A2.B : Symbol(A2.B, Decl(classStaticBlockDoNotSpoilVariance1.ts, 19, 43)) | ||
| >A2 : Symbol(A2, Decl(classStaticBlockDoNotSpoilVariance1.ts, 13, 10)) | ||
| >B : Symbol(A2.B, Decl(classStaticBlockDoNotSpoilVariance1.ts, 19, 43)) | ||
| >A2 : Symbol(A2, Decl(classStaticBlockDoNotSpoilVariance1.ts, 13, 10)) | ||
| >T : Symbol(T, Decl(classStaticBlockDoNotSpoilVariance1.ts, 13, 20)) | ||
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| static B = class B<T extends A2 = A2> { | ||
| >B : Symbol(A2.B, Decl(classStaticBlockDoNotSpoilVariance1.ts, 19, 43)) | ||
| >B : Symbol(B, Decl(classStaticBlockDoNotSpoilVariance1.ts, 21, 12)) | ||
| >T : Symbol(T, Decl(classStaticBlockDoNotSpoilVariance1.ts, 21, 21)) | ||
| >A2 : Symbol(A2, Decl(classStaticBlockDoNotSpoilVariance1.ts, 13, 10)) | ||
| >A2 : Symbol(A2, Decl(classStaticBlockDoNotSpoilVariance1.ts, 13, 10)) | ||
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| parent!: T; | ||
| >parent : Symbol(B.parent, Decl(classStaticBlockDoNotSpoilVariance1.ts, 21, 41)) | ||
| >T : Symbol(T, Decl(classStaticBlockDoNotSpoilVariance1.ts, 21, 21)) | ||
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| }; | ||
| }; | ||
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85 changes: 85 additions & 0 deletions
85
tests/baselines/reference/classStaticBlockDoNotSpoilVariance1.types
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,85 @@ | ||
| //// [tests/cases/conformance/classes/classStaticBlock/classStaticBlockDoNotSpoilVariance1.ts] //// | ||
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| === classStaticBlockDoNotSpoilVariance1.ts === | ||
| class A<T = number> { | ||
| >A : A<T> | ||
| > : ^^^^ | ||
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| static { | ||
| type _<T extends A = A> = T; | ||
| >_ : T | ||
| > : ^ | ||
| } | ||
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| value!: T; | ||
| >value : T | ||
| > : ^ | ||
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| child!: InstanceType<typeof A.B<A<T>>>; | ||
| >child : B<A<T>> | ||
| > : ^^^^^^^ | ||
| >A.B : typeof B | ||
| > : ^^^^^^^^ | ||
| >A : typeof A | ||
| > : ^^^^^^^^ | ||
| >B : typeof B | ||
| > : ^^^^^^^^ | ||
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| static B = class B<T extends A = A> { | ||
| >B : typeof B | ||
| > : ^^^^^^^^ | ||
| >class B<T extends A = A> { parent!: T; } : typeof B | ||
| > : ^^^^^^^^ | ||
| >B : typeof B | ||
| > : ^^^^^^^^ | ||
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| parent!: T; | ||
| >parent : T | ||
| > : ^ | ||
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| }; | ||
| } | ||
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| const A2 = class A2<T = number> { | ||
| >A2 : typeof A2 | ||
| > : ^^^^^^^^^ | ||
| >class A2<T = number> { static { type _<T extends A2 = A2> = T; } value!: T; child!: InstanceType<typeof A2.B<A2<T>>>; static B = class B<T extends A2 = A2> { parent!: T; };} : typeof A2 | ||
| > : ^^^^^^^^^ | ||
| >A2 : typeof A2 | ||
| > : ^^^^^^^^^ | ||
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| static { | ||
| type _<T extends A2 = A2> = T; | ||
| >_ : T | ||
| > : ^ | ||
| } | ||
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| value!: T; | ||
| >value : T | ||
| > : ^ | ||
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| child!: InstanceType<typeof A2.B<A2<T>>>; | ||
| >child : B<A2<T>> | ||
| > : ^^^^^^^^ | ||
| >A2.B : typeof B | ||
| > : ^^^^^^^^ | ||
| >A2 : typeof A2 | ||
| > : ^^^^^^^^^ | ||
| >B : typeof B | ||
| > : ^^^^^^^^ | ||
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| static B = class B<T extends A2 = A2> { | ||
| >B : typeof B | ||
| > : ^^^^^^^^ | ||
| >class B<T extends A2 = A2> { parent!: T; } : typeof B | ||
| > : ^^^^^^^^ | ||
| >B : typeof B | ||
| > : ^^^^^^^^ | ||
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| parent!: T; | ||
| >parent : T | ||
| > : ^ | ||
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| }; | ||
| }; | ||
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29 changes: 29 additions & 0 deletions
29
tests/cases/conformance/classes/classStaticBlock/classStaticBlockDoNotSpoilVariance1.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,29 @@ | ||
| // @strict: true | ||
| // @target: esnext | ||
| // @noEmit: true | ||
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| class A<T = number> { | ||
| static { | ||
| type _<T extends A = A> = T; | ||
| } | ||
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| value!: T; | ||
| child!: InstanceType<typeof A.B<A<T>>>; | ||
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| static B = class B<T extends A = A> { | ||
| parent!: T; | ||
| }; | ||
| } | ||
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| const A2 = class A2<T = number> { | ||
| static { | ||
| type _<T extends A2 = A2> = T; | ||
| } | ||
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| value!: T; | ||
| child!: InstanceType<typeof A2.B<A2<T>>>; | ||
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| static B = class B<T extends A2 = A2> { | ||
| parent!: T; | ||
| }; | ||
| }; |
19 changes: 19 additions & 0 deletions
19
tests/cases/fourslash/quickInfoAvoidsClassVarianceCircularity1.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,19 @@ | ||
| /// <reference path='fourslash.ts'/> | ||
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| // @strict: true | ||
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| //// class A<T extends number = number> { | ||
| //// value!: T; | ||
| //// child!: InstanceType<typeof A.B<A<T>>>; | ||
| //// | ||
| //// static B = class B<T extends A> { | ||
| //// parent!: T; | ||
| //// }; | ||
| //// } | ||
| //// | ||
| //// var a = new A(); | ||
| //// | ||
| //// a.child.parent.value/**/; | ||
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| verify.quickInfoAt("", "(property) A<number>.value: number"); | ||
| verify.getSemanticDiagnostics([]); |
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this one was already fixed by #53549 , this is just an extra test case