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tests/cases/conformance/interfaces/declarationMerging/mergedInterfacesWithIndexers2.ts(4,5): error TS2413: Numeric index type 'string' is not assignable to string index type '{ length: string; }'.
tests/cases/conformance/interfaces/declarationMerging/mergedInterfacesWithIndexers2.ts(14,5): error TS2411: Property ''a'' of type 'number' is not assignable to string index type '{ length: number; }'.
tests/cases/conformance/interfaces/declarationMerging/mergedInterfacesWithIndexers2.ts(20,5): error TS2412: Property '1' of type '{ length: number; }' is not assignable to numeric index type 'string'.
==== tests/cases/conformance/interfaces/declarationMerging/mergedInterfacesWithIndexers2.ts (3 errors) ====
// indexers should behave like other members when merging interface declarations
interface A {
[x: number]: string; // error
~~~~~~~~~~~~~~~~~~~~
!!! error TS2413: Numeric index type 'string' is not assignable to string index type '{ length: string; }'.
}
interface A {
[x: string]: { length: string }; // error
}
interface A2 {
[x: number]: string;
'a': number; //error
~~~
!!! error TS2411: Property ''a'' of type 'number' is not assignable to string index type '{ length: number; }'.
}
interface A2 {
[x: string]: { length: number };
1: { length: number }; // error
~
!!! error TS2412: Property '1' of type '{ length: number; }' is not assignable to numeric index type 'string'.
}
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