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type StringMap = { [x: string]: string };
const empty1 = {};
let empty2: {};
const names1 = { a: "foo", b: "bar" };
let names2: { a: string, b: string };
let map: StringMap;
map = { x: "xxx", y: "yyy" };
map = empty1;
map = empty2;
map = names1;
map = names2;
declare function getStringIndexValue<T>(map: { [x: string]: T }): T;
declare function getNumberIndexValue<T>(map: { [x: number]: T }): T;
function f1() {
const o1 = { a: 1, b: 2 };
let o2: { a: number, b: number };
const v1 = getStringIndexValue(o1);
const v2 = getStringIndexValue(o2);
}
function f2() {
const o1 = { a: "1", b: "2" };
let o2: { a: string, b: string };
const v1 = getStringIndexValue(o1);
const v2 = getStringIndexValue(o2);
}
function f3() {
const o1 = { a: 1, b: "2" };
let o2: { a: number, b: string };
const v1 = getStringIndexValue(o1);
const v2 = getStringIndexValue(o2);
}
function f4() {
const o1 = { 0: "0", 1: "1", count: 2 };
let o2: { 0: string, 1: string, count: number };
const v1 = getStringIndexValue(o1);
const v2 = getStringIndexValue(o2);
const v3 = getNumberIndexValue(o1);
const v4 = getNumberIndexValue(o2);
}
function f5() {
enum E1 { A, B }
enum E2 { A = "A", B = "B" }
enum E3 { A = 0, B = "B" }
const v1 = getStringIndexValue(E1);
const v2 = getStringIndexValue(E2);
const v3 = getStringIndexValue(E3);
const v4 = getNumberIndexValue(E1);
const v5 = getNumberIndexValue(E2);
const v6 = getNumberIndexValue(E3);
}
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