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tests/cases/compiler/index.ts(2,3): error TS2411: Property '[Symbol.iterator]' of type '() => IterableIterator<any>' is not assignable to 'symbol' index type 'string'.
tests/cases/compiler/index.ts(2,3): error TS2411: Property '[Symbol.unscopables]' of type '() => { copyWithin: boolean; entries: boolean; fill: boolean; find: boolean; findIndex: boolean; keys: boolean; values: boolean; }' is not assignable to 'symbol' index type 'string'.
==== tests/cases/compiler/other.ts (0 errors) ====
interface Array1<T> {
length: number;
[n: number]: T;
}
interface ArrayConstructor1 {
new(arrayLength?: number): Array1<any>;
}
declare var Array1: ArrayConstructor1;
// iterable.d.ts
interface Array1<T> {
[Symbol.iterator](): IterableIterator<T>;
}
// symbol.wellknown.d.ts
interface Array1<T> {
/**
* Returns an object whose properties have the value 'true'
* when they will be absent when used in a 'with' statement.
*/
[Symbol.unscopables](): {
copyWithin: boolean;
entries: boolean;
fill: boolean;
find: boolean;
findIndex: boolean;
keys: boolean;
values: boolean;
};
}
==== tests/cases/compiler/index.ts (2 errors) ====
class Test extends Array1 {
[key: symbol]: string
~~~~~~~~~~~~~~~~~~~~~
!!! error TS2411: Property '[Symbol.iterator]' of type '() => IterableIterator<any>' is not assignable to 'symbol' index type 'string'.
!!! related TS2728 tests/cases/compiler/other.ts:14:3: '[Symbol.iterator]' is declared here.
~~~~~~~~~~~~~~~~~~~~~
!!! error TS2411: Property '[Symbol.unscopables]' of type '() => { copyWithin: boolean; entries: boolean; fill: boolean; find: boolean; findIndex: boolean; keys: boolean; values: boolean; }' is not assignable to 'symbol' index type 'string'.
!!! related TS2728 tests/cases/compiler/other.ts:23:3: '[Symbol.unscopables]' is declared here.
}
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