TypeScript/tests/baselines/reference/enumBracketComputedPropertyName.symbols at e0c46f83a48cd9caf98e8733b3be220a3985edca · Scolliq/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
54
55
56
57
58
59
60
61
62
63
64
//// [tests/cases/compiler/enumBracketComputedPropertyName.ts] ////

=== enumBracketComputedPropertyName.ts ===
// Enum members with non-identifier names should be usable as computed property
// keys in type literals, interfaces, and class members (GH#25083).

enum E {
>E : Symbol(E, Decl(enumBracketComputedPropertyName.ts, 0, 0))

    "hello world" = "hw",
>"hello world" : Symbol(E["hello world"], Decl(enumBracketComputedPropertyName.ts, 3, 8))

    "3x14" = "pi",
>"3x14" : Symbol(E["3x14"], Decl(enumBracketComputedPropertyName.ts, 4, 25))

    normal = "n",
>normal : Symbol(E.normal, Decl(enumBracketComputedPropertyName.ts, 5, 18))
}

// type literal
type T1 = { [E["hello world"]]: string };
>T1 : Symbol(T1, Decl(enumBracketComputedPropertyName.ts, 7, 1))
>[E["hello world"]] : Symbol([E["hello world"]], Decl(enumBracketComputedPropertyName.ts, 10, 11))
>E : Symbol(E, Decl(enumBracketComputedPropertyName.ts, 0, 0))
>"hello world" : Symbol(E["hello world"], Decl(enumBracketComputedPropertyName.ts, 3, 8))

type T2 = { [E["3x14"]]: boolean };
>T2 : Symbol(T2, Decl(enumBracketComputedPropertyName.ts, 10, 41))
>[E["3x14"]] : Symbol([E["3x14"]], Decl(enumBracketComputedPropertyName.ts, 11, 11))
>E : Symbol(E, Decl(enumBracketComputedPropertyName.ts, 0, 0))
>"3x14" : Symbol(E["3x14"], Decl(enumBracketComputedPropertyName.ts, 4, 25))

type T3 = { [E["normal"]]: number };   // bracket access to a normal-identifier member
>T3 : Symbol(T3, Decl(enumBracketComputedPropertyName.ts, 11, 35))
>[E["normal"]] : Symbol([E["normal"]], Decl(enumBracketComputedPropertyName.ts, 12, 11))
>E : Symbol(E, Decl(enumBracketComputedPropertyName.ts, 0, 0))
>"normal" : Symbol(E.normal, Decl(enumBracketComputedPropertyName.ts, 5, 18))

// interface
interface I1 {
>I1 : Symbol(I1, Decl(enumBracketComputedPropertyName.ts, 12, 36))

    [E["hello world"]]: string;
>[E["hello world"]] : Symbol(I1[E["hello world"]], Decl(enumBracketComputedPropertyName.ts, 15, 14))
>E : Symbol(E, Decl(enumBracketComputedPropertyName.ts, 0, 0))
>"hello world" : Symbol(E["hello world"], Decl(enumBracketComputedPropertyName.ts, 3, 8))
}

// access back through the computed key
declare const t1: T1;
>t1 : Symbol(t1, Decl(enumBracketComputedPropertyName.ts, 20, 13))
>T1 : Symbol(T1, Decl(enumBracketComputedPropertyName.ts, 7, 1))

const v1: string = t1[E["hello world"]];
>v1 : Symbol(v1, Decl(enumBracketComputedPropertyName.ts, 21, 5))
>t1 : Symbol(t1, Decl(enumBracketComputedPropertyName.ts, 20, 13))
>E : Symbol(E, Decl(enumBracketComputedPropertyName.ts, 0, 0))
>"hello world" : Symbol(E["hello world"], Decl(enumBracketComputedPropertyName.ts, 3, 8))

const v2: string = t1["hw"];   // literal value
>v2 : Symbol(v2, Decl(enumBracketComputedPropertyName.ts, 22, 5))
>t1 : Symbol(t1, Decl(enumBracketComputedPropertyName.ts, 20, 13))
>"hw" : Symbol([E["hello world"]], Decl(enumBracketComputedPropertyName.ts, 10, 11))