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wip #6140

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syuilo
2020-03-07 11:23:31 +09:00
parent 49a5b4eb14
commit 917726fecc
16 changed files with 96 additions and 105 deletions
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12
src/prelude/time.ts
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@@ -1,13 +1,11 @@
const dateTimeIntervals = {
'day': 86400000,
'hour': 3600000,
'ms': 1,
};
export function DateUTC(time: number[]): Date {
const r = new Date(0);
r.setUTCFullYear(time[0], time[1], time[2]);
if (time[3]) r.setUTCHours(time[3], ...time.slice(4));
return r;
export function dateUTC(time: number[]): Date {
return new Date(Date.UTC(...time));
}
export function isTimeSame(a: Date, b: Date): boolean {
@@ -22,10 +20,10 @@ export function isTimeAfter(a: Date, b: Date): boolean {
return (a.getTime() - b.getTime()) > 0;
}
export function addTimespan(x: Date, value: number, span: keyof typeof dateTimeIntervals): Date {
export function addTime(x: Date, value: number, span: keyof typeof dateTimeIntervals = 'ms'): Date {
return new Date(x.getTime() + (value * dateTimeIntervals[span]));
}
export function subtractTimespan(x: Date, value: number, span: keyof typeof dateTimeIntervals): Date {
export function subtractTime(x: Date, value: number, span: keyof typeof dateTimeIntervals = 'ms'): Date {
return new Date(x.getTime() - (value * dateTimeIntervals[span]));
}