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tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(15,5): error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'number'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(21,5): error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'string'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(22,5): error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'string'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(28,5): error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'boolean'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(29,5): error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'boolean'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(35,5): error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'Date'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(36,5): error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'Date'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(42,5): error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'RegExp'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(43,5): error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'RegExp'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(49,5): error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type '{ bar: number; }'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(50,5): error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type '{ bar: number; }'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(56,5): error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'number[]'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(57,5): error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'number[]'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(63,5): error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'I8'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(64,5): error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'I8'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(70,5): error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'A'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(71,5): error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'A'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(77,5): error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'A2<number>'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(78,5): error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'A2<number>'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(84,5): error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type '(x: any) => number'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(85,5): error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type '(x: any) => number'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(91,5): error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type '<T>(x: T) => T'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(92,5): error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type '<T>(x: T) => T'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(99,5): error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'E2'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(110,5): error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'typeof f'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(111,5): error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'typeof f'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(121,5): error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'typeof c'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(122,5): error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'typeof c'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(128,5): error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'T'.
tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts(129,5): error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'T'.
==== tests/cases/conformance/types/typeRelationships/subtypesAndSuperTypes/unionSubtypeIfEveryConstituentTypeIsSubtype.ts (30 errors) ====
enum e {
e1,
e2
}
// A union type U is a subtype of a type T if each type in U is a subtype of T
interface I {
[x: string]: any;
foo: string | number; // ok
foo2: e | number; // ok
}
interface I2 {
[x: string]: number;
// S is union type and each constituent type of S is a subtype of T
foo: string | number; // error string is not subtype of number
~~~
!!! error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'number'.
foo2: e | number; // ok e and number both subtype of number
}
interface I3 {
[x: string]: string;
foo: string | number; // error numer is not subtype of string
~~~
!!! error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'string'.
foo2: e | number; // error e and number both not subtype of string
~~~~
!!! error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'string'.
}
// error cases
interface I4 {
[x: string]: boolean;
foo: string | number;
~~~
!!! error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'boolean'.
foo2: e | number;
~~~~
!!! error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'boolean'.
}
interface I5 {
[x: string]: Date;
foo: string | number;
~~~
!!! error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'Date'.
foo2: e | number;
~~~~
!!! error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'Date'.
}
interface I6 {
[x: string]: RegExp;
foo: string | number;
~~~
!!! error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'RegExp'.
foo2: e | number;
~~~~
!!! error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'RegExp'.
}
interface I7 {
[x: string]: { bar: number };
foo: string | number;
~~~
!!! error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type '{ bar: number; }'.
foo2: e | number;
~~~~
!!! error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type '{ bar: number; }'.
}
interface I8 {
[x: string]: number[];
foo: string | number;
~~~
!!! error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'number[]'.
foo2: e | number;
~~~~
!!! error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'number[]'.
}
interface I9 {
[x: string]: I8;
foo: string | number;
~~~
!!! error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'I8'.
foo2: e | number;
~~~~
!!! error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'I8'.
}
class A { foo: number; }
interface I10 {
[x: string]: A;
foo: string | number;
~~~
!!! error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'A'.
foo2: e | number;
~~~~
!!! error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'A'.
}
class A2<T> { foo: T; }
interface I11 {
[x: string]: A2<number>;
foo: string | number;
~~~
!!! error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'A2<number>'.
foo2: e | number;
~~~~
!!! error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'A2<number>'.
}
interface I12 {
[x: string]: (x) => number;
foo: string | number;
~~~
!!! error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type '(x: any) => number'.
foo2: e | number;
~~~~
!!! error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type '(x: any) => number'.
}
interface I13 {
[x: string]: <T>(x: T) => T;
foo: string | number;
~~~
!!! error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type '<T>(x: T) => T'.
foo2: e | number;
~~~~
!!! error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type '<T>(x: T) => T'.
}
enum E2 { A }
interface I14 {
[x: string]: E2;
foo: string | number;
~~~
!!! error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'E2'.
foo2: e | number;
}
function f() { }
module f {
export var bar = 1;
}
interface I15 {
[x: string]: typeof f;
foo: string | number;
~~~
!!! error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'typeof f'.
foo2: e | number;
~~~~
!!! error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'typeof f'.
}
class c { baz: string }
module c {
export var bar = 1;
}
interface I16 {
[x: string]: typeof c;
foo: string | number;
~~~
!!! error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'typeof c'.
foo2: e | number;
~~~~
!!! error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'typeof c'.
}
interface I17<T> {
[x: string]: T;
foo: string | number;
~~~
!!! error TS2411: Property 'foo' of type 'string | number' is not assignable to 'string' index type 'T'.
foo2: e | number;
~~~~
!!! error TS2411: Property 'foo2' of type 'number' is not assignable to 'string' index type 'T'.
}
interface I19 {
[x: string]: Object;
foo: string | number;
foo2: e | number;
}
interface I20 {
[x: string]: {};
foo: string | number;
foo2: e | number;
}
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