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
31
32
33
34
35
36
37
38
|
// @strict: true
// Repro from #30050
interface Obj<T> {
ref: T;
}
interface Func<T> {
(x: T): void;
}
type UnionToIntersection<U> = (U extends any ? (k: U) => void : never) extends ((k: infer I) => void) ? I : never;
type CtorOf<T> = (arg: UnionToIntersection<T>) => T;
interface Big {
"0": { common?: string; "0"?: number, ref?: Obj<Big["0"]> | Func<Big["0"]>; }
"1": { common?: string; "1"?: number, ref?: Obj<Big["1"]> | Func<Big["1"]>; }
"2": { common?: string; "2"?: number, ref?: Obj<Big["2"]> | Func<Big["2"]>; }
"3": { common?: string; "3"?: number, ref?: Obj<Big["3"]> | Func<Big["3"]>; }
"4": { common?: string; "4"?: number, ref?: Obj<Big["4"]> | Func<Big["4"]>; }
"5": { common?: string; "5"?: number, ref?: Obj<Big["5"]> | Func<Big["5"]>; }
"6": { common?: string; "6"?: number, ref?: Obj<Big["6"]> | Func<Big["6"]>; }
"7": { common?: string; "7"?: number, ref?: Obj<Big["7"]> | Func<Big["7"]>; }
"8": { common?: string; "8"?: number, ref?: Obj<Big["8"]> | Func<Big["8"]>; }
"9": { common?: string; "9"?: number, ref?: Obj<Big["9"]> | Func<Big["9"]>; }
"10": { common?: string; "10"?: number, ref?: Obj<Big["10"]> | Func<Big["10"]>; }
"11": { common?: string; "11"?: number, ref?: Obj<Big["11"]> | Func<Big["11"]>; }
"12": { common?: string; "12"?: number, ref?: Obj<Big["12"]> | Func<Big["12"]>; }
"13": { common?: string; "13"?: number, ref?: Obj<Big["13"]> | Func<Big["13"]>; }
"14": { common?: string; "14"?: number, ref?: Obj<Big["14"]> | Func<Big["14"]>; }
"15": { common?: string; "15"?: number, ref?: Obj<Big["15"]> | Func<Big["15"]>; }
"16": { common?: string; "16"?: number, ref?: Obj<Big["16"]> | Func<Big["16"]>; }
"17": { common?: string; "17"?: number, ref?: Obj<Big["17"]> | Func<Big["17"]>; }
}
declare function getCtor<T extends keyof Big>(comp: T): CtorOf<Big[T]>
declare var all: keyof Big;
const ctor = getCtor(all);
const comp = ctor({ common: "ok", ref: x => console.log(x) });
|
