TypeScript/tests/baselines/reference/declarationEmitSymbolPropertyKey.types at 8198701a44446e185e6ecad23554ba7a5666d2ad · microsoft/TypeScript · GitHub

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
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
//// [tests/cases/compiler/declarationEmitSymbolPropertyKey.ts] ////

=== node_modules/test-pkg/index.d.ts ===
declare const lostSymbol: unique symbol;
>lostSymbol : unique symbol
>           : ^^^^^^^^^^^^^

type lostSymbol = typeof lostSymbol;
>lostSymbol : unique symbol
>           : ^^^^^^^^^^^^^
>lostSymbol : unique symbol
>           : ^^^^^^^^^^^^^

type SomeGeneric<T> = {
>SomeGeneric : SomeGeneric<T>
>            : ^^^^^^^^^^^^^^

    [lostSymbol]: T;
>[lostSymbol] : T
>             : ^
>lostSymbol : unique symbol
>           : ^^^^^^^^^^^^^

};

declare function fn(): SomeGeneric<unknown>;
>fn : () => SomeGeneric<unknown>
>   : ^^^^^^

export {
    lostSymbol,
>lostSymbol : unique symbol
>           : ^^^^^^^^^^^^^

    fn
>fn : () => SomeGeneric<unknown>
>   : ^^^^^^

};

=== index.ts ===
import { fn } from 'test-pkg';
>fn : () => { [lostSymbol]: unknown; }
>   : ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

export const value = fn();
>value : { [lostSymbol]: unknown; }
>      : ^^^^^^^^^^^^^^^^^^^^^^^^^^
>fn() : { [lostSymbol]: unknown; }
>     : ^^^^^^^^^^^^^^^^^^^^^^^^^^
>fn : () => { [lostSymbol]: unknown; }
>   : ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^