File: unionTypeIndexSignature.types

package info (click to toggle)
node-typescript 5.0.4%2Bds1-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 459,116 kB
  • sloc: javascript: 1,972,754; makefile: 6; sh: 1
file content (86 lines) | stat: -rw-r--r-- 3,713 bytes parent folder | download | duplicates (5)
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
73
74
75
76
77
78
79
80
81
82
83
84
85
86
=== tests/cases/conformance/types/union/unionTypeIndexSignature.ts ===
var numOrDate: number | Date;
>numOrDate : number | Date

var anyVar: number;
>anyVar : number

// If each type in U has a string index signature, 
// U has a string index signature of a union type of the types of the string index signatures from each type in U.

var unionOfDifferentReturnType: { [a: string]: number; } | { [a: string]: Date; };
>unionOfDifferentReturnType : { [a: string]: number; } | { [a: string]: Date; }
>a : string
>a : string

numOrDate = unionOfDifferentReturnType["hello"]; // number | Date
>numOrDate = unionOfDifferentReturnType["hello"] : number | Date
>numOrDate : number | Date
>unionOfDifferentReturnType["hello"] : number | Date
>unionOfDifferentReturnType : { [a: string]: number; } | { [a: string]: Date; }
>"hello" : "hello"

numOrDate = unionOfDifferentReturnType[10]; // number | Date
>numOrDate = unionOfDifferentReturnType[10] : number | Date
>numOrDate : number | Date
>unionOfDifferentReturnType[10] : number | Date
>unionOfDifferentReturnType : { [a: string]: number; } | { [a: string]: Date; }
>10 : 10

var unionOfTypesWithAndWithoutStringSignature: { [a: string]: number; } | boolean;
>unionOfTypesWithAndWithoutStringSignature : boolean | { [a: string]: number; }
>a : string

anyVar = unionOfTypesWithAndWithoutStringSignature["hello"]; // any
>anyVar = unionOfTypesWithAndWithoutStringSignature["hello"] : error
>anyVar : number
>unionOfTypesWithAndWithoutStringSignature["hello"] : error
>unionOfTypesWithAndWithoutStringSignature : boolean | { [a: string]: number; }
>"hello" : "hello"

anyVar = unionOfTypesWithAndWithoutStringSignature[10]; // any
>anyVar = unionOfTypesWithAndWithoutStringSignature[10] : error
>anyVar : number
>unionOfTypesWithAndWithoutStringSignature[10] : error
>unionOfTypesWithAndWithoutStringSignature : boolean | { [a: string]: number; }
>10 : 10

// If each type in U has a numeric index signature, 
// U has a numeric index signature of a union type of the types of the numeric index signatures from each type in U.
var unionOfDifferentReturnType1: { [a: number]: number; } | { [a: number]: Date; };
>unionOfDifferentReturnType1 : { [a: number]: number; } | { [a: number]: Date; }
>a : number
>a : number

numOrDate = unionOfDifferentReturnType1["hello"]; // any
>numOrDate = unionOfDifferentReturnType1["hello"] : error
>numOrDate : number | Date
>unionOfDifferentReturnType1["hello"] : error
>unionOfDifferentReturnType1 : { [a: number]: number; } | { [a: number]: Date; }
>"hello" : "hello"

numOrDate = unionOfDifferentReturnType1[10]; // number | Date
>numOrDate = unionOfDifferentReturnType1[10] : number | Date
>numOrDate : number | Date
>unionOfDifferentReturnType1[10] : number | Date
>unionOfDifferentReturnType1 : { [a: number]: number; } | { [a: number]: Date; }
>10 : 10

var unionOfTypesWithAndWithoutStringSignature1: { [a: number]: number; } | boolean;
>unionOfTypesWithAndWithoutStringSignature1 : boolean | { [a: number]: number; }
>a : number

anyVar = unionOfTypesWithAndWithoutStringSignature1["hello"]; // any
>anyVar = unionOfTypesWithAndWithoutStringSignature1["hello"] : error
>anyVar : number
>unionOfTypesWithAndWithoutStringSignature1["hello"] : error
>unionOfTypesWithAndWithoutStringSignature1 : boolean | { [a: number]: number; }
>"hello" : "hello"

anyVar = unionOfTypesWithAndWithoutStringSignature1[10]; // any
>anyVar = unionOfTypesWithAndWithoutStringSignature1[10] : error
>anyVar : number
>unionOfTypesWithAndWithoutStringSignature1[10] : error
>unionOfTypesWithAndWithoutStringSignature1 : boolean | { [a: number]: number; }
>10 : 10