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
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
|
=== tests/cases/compiler/omitTypeHelperModifiers01.ts ===
type A = {
>A : { a: number; b?: string | undefined; readonly c: boolean; d: unknown; }
a: number;
>a : number
b?: string;
>b : string | undefined
readonly c: boolean;
>c : boolean
d: unknown;
>d : unknown
};
type B = Omit<A, 'a'>;
>B : { b?: string | undefined; readonly c: boolean; d: unknown; }
function f(x: B) {
>f : (x: B) => void
>x : B
const b = x.b;
>b : string | undefined
>x.b : string | undefined
>x : B
>b : string | undefined
x.b = "hello";
>x.b = "hello" : "hello"
>x.b : string | undefined
>x : B
>b : string | undefined
>"hello" : "hello"
x.b = undefined;
>x.b = undefined : undefined
>x.b : string | undefined
>x : B
>b : string | undefined
>undefined : undefined
const c = x.c;
>c : boolean
>x.c : boolean
>x : B
>c : boolean
x.c = true;
>x.c = true : true
>x.c : any
>x : B
>c : any
>true : true
const d = x.d;
>d : unknown
>x.d : unknown
>x : B
>d : unknown
x.d = d;
>x.d = d : unknown
>x.d : unknown
>x : B
>d : unknown
>d : unknown
}
|
