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/conformance/types/spread/objectSpreadIndexSignature.ts ===
declare let indexed1: { [n: string]: number; a: number; };
>indexed1 : Symbol(indexed1, Decl(objectSpreadIndexSignature.ts, 0, 11))
>n : Symbol(n, Decl(objectSpreadIndexSignature.ts, 0, 25))
>a : Symbol(a, Decl(objectSpreadIndexSignature.ts, 0, 44))
declare let indexed2: { [n: string]: boolean; c: boolean; };
>indexed2 : Symbol(indexed2, Decl(objectSpreadIndexSignature.ts, 1, 11))
>n : Symbol(n, Decl(objectSpreadIndexSignature.ts, 1, 25))
>c : Symbol(c, Decl(objectSpreadIndexSignature.ts, 1, 45))
declare let indexed3: { [n: string]: number };
>indexed3 : Symbol(indexed3, Decl(objectSpreadIndexSignature.ts, 2, 11))
>n : Symbol(n, Decl(objectSpreadIndexSignature.ts, 2, 25))
let i = { ...indexed1, b: 11 };
>i : Symbol(i, Decl(objectSpreadIndexSignature.ts, 3, 3))
>indexed1 : Symbol(indexed1, Decl(objectSpreadIndexSignature.ts, 0, 11))
>b : Symbol(b, Decl(objectSpreadIndexSignature.ts, 3, 22))
// only indexed has indexer, so i[101]: any
i[101];
>i : Symbol(i, Decl(objectSpreadIndexSignature.ts, 3, 3))
let ii = { ...indexed1, ...indexed2 };
>ii : Symbol(ii, Decl(objectSpreadIndexSignature.ts, 6, 3))
>indexed1 : Symbol(indexed1, Decl(objectSpreadIndexSignature.ts, 0, 11))
>indexed2 : Symbol(indexed2, Decl(objectSpreadIndexSignature.ts, 1, 11))
// both have indexer, so i[1001]: number | boolean
ii[1001];
>ii : Symbol(ii, Decl(objectSpreadIndexSignature.ts, 6, 3))
declare const b: boolean;
>b : Symbol(b, Decl(objectSpreadIndexSignature.ts, 10, 13))
indexed3 = { ...b ? indexed3 : undefined };
>indexed3 : Symbol(indexed3, Decl(objectSpreadIndexSignature.ts, 2, 11))
>b : Symbol(b, Decl(objectSpreadIndexSignature.ts, 10, 13))
>indexed3 : Symbol(indexed3, Decl(objectSpreadIndexSignature.ts, 2, 11))
>undefined : Symbol(undefined)
declare var roindex: { readonly [x:string]: number };
>roindex : Symbol(roindex, Decl(objectSpreadIndexSignature.ts, 13, 11))
>x : Symbol(x, Decl(objectSpreadIndexSignature.ts, 13, 33))
var writable = { ...roindex };
>writable : Symbol(writable, Decl(objectSpreadIndexSignature.ts, 14, 3))
>roindex : Symbol(roindex, Decl(objectSpreadIndexSignature.ts, 13, 11))
writable.a = 0; // should be ok.
>writable : Symbol(writable, Decl(objectSpreadIndexSignature.ts, 14, 3))
|
