60 lines
No EOL
2.8 KiB
Text
60 lines
No EOL
2.8 KiB
Text
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/subtypingWithNumericIndexer4.ts(11,7): error TS2416: Class 'B' incorrectly extends base class 'A':
|
|
Index signatures are incompatible:
|
|
Type 'string' is not assignable to type 'Derived':
|
|
Property 'bar' is missing in type 'String'.
|
|
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/subtypingWithNumericIndexer4.ts(20,11): error TS2416: Class 'B' incorrectly extends base class 'A<Base>':
|
|
Index signatures are incompatible:
|
|
Type 'string' is not assignable to type 'Base':
|
|
Property 'foo' is missing in type 'String'.
|
|
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/subtypingWithNumericIndexer4.ts(20,21): error TS2343: Type 'Base' does not satisfy the constraint 'Derived':
|
|
Property 'bar' is missing in type 'Base'.
|
|
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/subtypingWithNumericIndexer4.ts(24,11): error TS2416: Class 'B3<T>' incorrectly extends base class 'A<T>':
|
|
Index signatures are incompatible:
|
|
Type 'string' is not assignable to type 'T'.
|
|
|
|
|
|
==== tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/subtypingWithNumericIndexer4.ts (4 errors) ====
|
|
// Derived type indexer must be subtype of base type indexer
|
|
|
|
interface Base { foo: string; }
|
|
interface Derived extends Base { bar: string; }
|
|
interface Derived2 extends Derived { baz: string; }
|
|
|
|
class A {
|
|
[x: number]: Derived;
|
|
}
|
|
|
|
class B extends A {
|
|
~
|
|
!!! error TS2416: Class 'B' incorrectly extends base class 'A':
|
|
!!! error TS2416: Index signatures are incompatible:
|
|
!!! error TS2416: Type 'string' is not assignable to type 'Derived':
|
|
!!! error TS2416: Property 'bar' is missing in type 'String'.
|
|
[x: number]: string; // error
|
|
}
|
|
|
|
module Generics {
|
|
class A<T extends Derived> {
|
|
[x: number]: T;
|
|
}
|
|
|
|
class B extends A<Base> {
|
|
~
|
|
!!! error TS2416: Class 'B' incorrectly extends base class 'A<Base>':
|
|
!!! error TS2416: Index signatures are incompatible:
|
|
!!! error TS2416: Type 'string' is not assignable to type 'Base':
|
|
!!! error TS2416: Property 'foo' is missing in type 'String'.
|
|
~~~~~~~
|
|
!!! error TS2343: Type 'Base' does not satisfy the constraint 'Derived':
|
|
!!! error TS2343: Property 'bar' is missing in type 'Base'.
|
|
[x: number]: string; // error
|
|
}
|
|
|
|
class B3<T extends Derived> extends A<T> {
|
|
~~
|
|
!!! error TS2416: Class 'B3<T>' incorrectly extends base class 'A<T>':
|
|
!!! error TS2416: Index signatures are incompatible:
|
|
!!! error TS2416: Type 'string' is not assignable to type 'T'.
|
|
[x: number]: string; // error
|
|
}
|
|
} |