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tests/cases/compiler/propertiesAndIndexers2.ts(2,5): error TS2413: Numeric index type 'string' is not assignable to string index type 'number'.
tests/cases/compiler/propertiesAndIndexers2.ts(8,5): error TS2411: Property 'c' of type 'string' is not assignable to string index type 'number'.
tests/cases/compiler/propertiesAndIndexers2.ts(9,5): error TS2411: Property '3' of type 'string' is not assignable to string index type 'number'.
tests/cases/compiler/propertiesAndIndexers2.ts(10,5): error TS2411: Property 'Infinity' of type 'string' is not assignable to string index type 'number'.
tests/cases/compiler/propertiesAndIndexers2.ts(11,5): error TS2411: Property '"-Infinity"' of type 'string' is not assignable to string index type 'number'.
tests/cases/compiler/propertiesAndIndexers2.ts(12,5): error TS2411: Property 'NaN' of type 'string' is not assignable to string index type 'number'.
tests/cases/compiler/propertiesAndIndexers2.ts(13,5): error TS2411: Property '"-NaN"' of type 'string' is not assignable to string index type 'number'.
tests/cases/compiler/propertiesAndIndexers2.ts(14,5): error TS2411: Property '6' of type '() => string' is not assignable to string index type 'number'.
tests/cases/compiler/propertiesAndIndexers2.ts(14,5): error TS2412: Property '6' of type '() => string' is not assignable to numeric index type 'string'.
==== tests/cases/compiler/propertiesAndIndexers2.ts (9 errors) ====
interface A {
[n: number]: string;
~~~~~~~~~~~~~~~~~~~~
!!! error TS2413: Numeric index type 'string' is not assignable to string index type 'number'.
[s: string]: number;
}
// All of these should fail.
interface B extends A {
c: string;
~
!!! error TS2411: Property 'c' of type 'string' is not assignable to string index type 'number'.
3: string;
~
!!! error TS2411: Property '3' of type 'string' is not assignable to string index type 'number'.
Infinity: string;
~~~~~~~~
!!! error TS2411: Property 'Infinity' of type 'string' is not assignable to string index type 'number'.
"-Infinity": string;
~~~~~~~~~~~
!!! error TS2411: Property '"-Infinity"' of type 'string' is not assignable to string index type 'number'.
NaN: string;
~~~
!!! error TS2411: Property 'NaN' of type 'string' is not assignable to string index type 'number'.
"-NaN": string;
~~~~~~
!!! error TS2411: Property '"-NaN"' of type 'string' is not assignable to string index type 'number'.
6(): string;
~~~~~~~~~~~~
!!! error TS2411: Property '6' of type '() => string' is not assignable to string index type 'number'.
~~~~~~~~~~~~
!!! error TS2412: Property '6' of type '() => string' is not assignable to numeric index type 'string'.
}
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