1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
|
//// [indexSignatureTypeInference.ts]
interface NumberMap<T> {
[index: number]: T;
}
interface StringMap<T> {
[index: string]: T;
}
declare function numberMapToArray<T>(object: NumberMap<T>): T[];
declare function stringMapToArray<T>(object: StringMap<T>): T[];
var numberMap: NumberMap<Function>;
var stringMap: StringMap<Function>;
var v1: Function[];
var v1 = numberMapToArray(numberMap); // Ok
var v1 = numberMapToArray(stringMap); // Ok
var v1 = stringMapToArray(numberMap); // Error expected here
var v1 = stringMapToArray(stringMap); // Ok
//// [indexSignatureTypeInference.js]
var numberMap;
var stringMap;
var v1;
var v1 = numberMapToArray(numberMap); // Ok
var v1 = numberMapToArray(stringMap); // Ok
var v1 = stringMapToArray(numberMap); // Error expected here
var v1 = stringMapToArray(stringMap); // Ok
|