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=== tests/cases/compiler/reducibleIndexedAccessTypes.ts ===
// Repro from 53030
enum Type { A, B, C }
>Type : Symbol(Type, Decl(reducibleIndexedAccessTypes.ts, 0, 0))
>A : Symbol(Type.A, Decl(reducibleIndexedAccessTypes.ts, 2, 11))
>B : Symbol(Type.B, Decl(reducibleIndexedAccessTypes.ts, 2, 14))
>C : Symbol(Type.C, Decl(reducibleIndexedAccessTypes.ts, 2, 17))
interface PayloadStructure {
>PayloadStructure : Symbol(PayloadStructure, Decl(reducibleIndexedAccessTypes.ts, 2, 21))
dataType: Type;
>dataType : Symbol(PayloadStructure.dataType, Decl(reducibleIndexedAccessTypes.ts, 4, 28))
>Type : Symbol(Type, Decl(reducibleIndexedAccessTypes.ts, 0, 0))
data: unknown;
>data : Symbol(PayloadStructure.data, Decl(reducibleIndexedAccessTypes.ts, 5, 19))
}
interface PayloadA extends PayloadStructure {
>PayloadA : Symbol(PayloadA, Decl(reducibleIndexedAccessTypes.ts, 7, 1))
>PayloadStructure : Symbol(PayloadStructure, Decl(reducibleIndexedAccessTypes.ts, 2, 21))
dataType: Type.A;
>dataType : Symbol(PayloadA.dataType, Decl(reducibleIndexedAccessTypes.ts, 9, 45))
>Type : Symbol(Type, Decl(reducibleIndexedAccessTypes.ts, 0, 0))
>A : Symbol(Type.A, Decl(reducibleIndexedAccessTypes.ts, 2, 11))
data: string;
>data : Symbol(PayloadA.data, Decl(reducibleIndexedAccessTypes.ts, 10, 21))
}
interface PayloadB extends PayloadStructure {
>PayloadB : Symbol(PayloadB, Decl(reducibleIndexedAccessTypes.ts, 12, 1))
>PayloadStructure : Symbol(PayloadStructure, Decl(reducibleIndexedAccessTypes.ts, 2, 21))
dataType: Type.B;
>dataType : Symbol(PayloadB.dataType, Decl(reducibleIndexedAccessTypes.ts, 14, 45))
>Type : Symbol(Type, Decl(reducibleIndexedAccessTypes.ts, 0, 0))
>B : Symbol(Type.B, Decl(reducibleIndexedAccessTypes.ts, 2, 14))
data: number;
>data : Symbol(PayloadB.data, Decl(reducibleIndexedAccessTypes.ts, 15, 21))
}
interface PayloadC extends PayloadStructure {
>PayloadC : Symbol(PayloadC, Decl(reducibleIndexedAccessTypes.ts, 17, 1))
>PayloadStructure : Symbol(PayloadStructure, Decl(reducibleIndexedAccessTypes.ts, 2, 21))
dataType: Type.C;
>dataType : Symbol(PayloadC.dataType, Decl(reducibleIndexedAccessTypes.ts, 19, 45))
>Type : Symbol(Type, Decl(reducibleIndexedAccessTypes.ts, 0, 0))
>C : Symbol(Type.C, Decl(reducibleIndexedAccessTypes.ts, 2, 17))
data: {
>data : Symbol(PayloadC.data, Decl(reducibleIndexedAccessTypes.ts, 20, 21))
x: number;
>x : Symbol(x, Decl(reducibleIndexedAccessTypes.ts, 21, 11))
y: number;
>y : Symbol(y, Decl(reducibleIndexedAccessTypes.ts, 22, 18))
};
}
type Payload = PayloadA | PayloadB | PayloadC
>Payload : Symbol(Payload, Decl(reducibleIndexedAccessTypes.ts, 25, 1))
>PayloadA : Symbol(PayloadA, Decl(reducibleIndexedAccessTypes.ts, 7, 1))
>PayloadB : Symbol(PayloadB, Decl(reducibleIndexedAccessTypes.ts, 12, 1))
>PayloadC : Symbol(PayloadC, Decl(reducibleIndexedAccessTypes.ts, 17, 1))
type MappedPayload2 = {
>MappedPayload2 : Symbol(MappedPayload2, Decl(reducibleIndexedAccessTypes.ts, 27, 45))
[K in Type]?: (data: (Payload & { dataType: K })["data"]) => void
>K : Symbol(K, Decl(reducibleIndexedAccessTypes.ts, 30, 5))
>Type : Symbol(Type, Decl(reducibleIndexedAccessTypes.ts, 0, 0))
>data : Symbol(data, Decl(reducibleIndexedAccessTypes.ts, 30, 19))
>Payload : Symbol(Payload, Decl(reducibleIndexedAccessTypes.ts, 25, 1))
>dataType : Symbol(dataType, Decl(reducibleIndexedAccessTypes.ts, 30, 37))
>K : Symbol(K, Decl(reducibleIndexedAccessTypes.ts, 30, 5))
}
const payloads2: MappedPayload2 = {
>payloads2 : Symbol(payloads2, Decl(reducibleIndexedAccessTypes.ts, 33, 5))
>MappedPayload2 : Symbol(MappedPayload2, Decl(reducibleIndexedAccessTypes.ts, 27, 45))
[Type.A]: data => { console.log(data) }
>[Type.A] : Symbol([Type.A], Decl(reducibleIndexedAccessTypes.ts, 33, 35))
>Type.A : Symbol(Type.A, Decl(reducibleIndexedAccessTypes.ts, 2, 11))
>Type : Symbol(Type, Decl(reducibleIndexedAccessTypes.ts, 0, 0))
>A : Symbol(Type.A, Decl(reducibleIndexedAccessTypes.ts, 2, 11))
>data : Symbol(data, Decl(reducibleIndexedAccessTypes.ts, 34, 13))
>console.log : Symbol(Console.log, Decl(lib.dom.d.ts, --, --))
>console : Symbol(console, Decl(lib.dom.d.ts, --, --))
>log : Symbol(Console.log, Decl(lib.dom.d.ts, --, --))
>data : Symbol(data, Decl(reducibleIndexedAccessTypes.ts, 34, 13))
}
// Additional repro from 53030
type GetPayload<P extends Payload, K extends keyof P> = P extends { dataType: K } ? P["data"] : never;
>GetPayload : Symbol(GetPayload, Decl(reducibleIndexedAccessTypes.ts, 35, 1))
>P : Symbol(P, Decl(reducibleIndexedAccessTypes.ts, 39, 16))
>Payload : Symbol(Payload, Decl(reducibleIndexedAccessTypes.ts, 25, 1))
>K : Symbol(K, Decl(reducibleIndexedAccessTypes.ts, 39, 34))
>P : Symbol(P, Decl(reducibleIndexedAccessTypes.ts, 39, 16))
>P : Symbol(P, Decl(reducibleIndexedAccessTypes.ts, 39, 16))
>dataType : Symbol(dataType, Decl(reducibleIndexedAccessTypes.ts, 39, 67))
>K : Symbol(K, Decl(reducibleIndexedAccessTypes.ts, 39, 34))
>P : Symbol(P, Decl(reducibleIndexedAccessTypes.ts, 39, 16))
// Repro from #51161
type AnyOneof = { oneofKind: string; [k: string]: unknown } | { oneofKind: undefined };
>AnyOneof : Symbol(AnyOneof, Decl(reducibleIndexedAccessTypes.ts, 39, 102))
>oneofKind : Symbol(oneofKind, Decl(reducibleIndexedAccessTypes.ts, 43, 17))
>k : Symbol(k, Decl(reducibleIndexedAccessTypes.ts, 43, 38))
>oneofKind : Symbol(oneofKind, Decl(reducibleIndexedAccessTypes.ts, 43, 63))
type AnyOneofKind<T extends AnyOneof> = T extends { oneofKind: keyof T }
>AnyOneofKind : Symbol(AnyOneofKind, Decl(reducibleIndexedAccessTypes.ts, 43, 87))
>T : Symbol(T, Decl(reducibleIndexedAccessTypes.ts, 44, 18))
>AnyOneof : Symbol(AnyOneof, Decl(reducibleIndexedAccessTypes.ts, 39, 102))
>T : Symbol(T, Decl(reducibleIndexedAccessTypes.ts, 44, 18))
>oneofKind : Symbol(oneofKind, Decl(reducibleIndexedAccessTypes.ts, 44, 51))
>T : Symbol(T, Decl(reducibleIndexedAccessTypes.ts, 44, 18))
? T['oneofKind']
>T : Symbol(T, Decl(reducibleIndexedAccessTypes.ts, 44, 18))
: never;
|
