blob: 533e6632d25e09868d53681b64e7e908999ae326 (
plain)
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
|
import { formatOffset, parseZoneInfo } from "../impl/util.js";
import Zone from "../zone.js";
let singleton = null;
/**
* Represents the local zone for this JavaScript environment.
* @implements {Zone}
*/
export default class SystemZone extends Zone {
/**
* Get a singleton instance of the local zone
* @return {SystemZone}
*/
static get instance() {
if (singleton === null) {
singleton = new SystemZone();
}
return singleton;
}
/** @override **/
get type() {
return "system";
}
/** @override **/
get name() {
return new Intl.DateTimeFormat().resolvedOptions().timeZone;
}
/** @override **/
get isUniversal() {
return false;
}
/** @override **/
offsetName(ts, { format, locale }) {
return parseZoneInfo(ts, format, locale);
}
/** @override **/
formatOffset(ts, format) {
return formatOffset(this.offset(ts), format);
}
/** @override **/
offset(ts) {
return -new Date(ts).getTimezoneOffset();
}
/** @override **/
equals(otherZone) {
return otherZone.type === "system";
}
/** @override **/
get isValid() {
return true;
}
}
|
