35 lines
972 B
JavaScript
35 lines
972 B
JavaScript
/**
|
|
* Converts human friendly time to milliseconds. Supports the format
|
|
* 00:00:00.000 for hours, minutes, seconds, and milliseconds respectively.
|
|
* And 0ms, 0s, 0m, 0h, and together 1m1s.
|
|
*
|
|
* @param {String|Number} time
|
|
* @return {Number}
|
|
*/
|
|
const numberFormat = /^\d+$/;
|
|
const timeFormat = /^(?:(?:(\d+):)?(\d{1,2}):)?(\d{1,2})(?:\.(\d{3}))?$/;
|
|
const timeUnits = {
|
|
ms: 1,
|
|
s: 1000,
|
|
m: 60000,
|
|
h: 3600000,
|
|
};
|
|
module.exports = (time) => {
|
|
if (typeof time === 'number') { return time; }
|
|
if (numberFormat.test(time)) { return +time; }
|
|
const firstFormat = timeFormat.exec(time);
|
|
if (firstFormat) {
|
|
return +(firstFormat[1] || 0) * timeUnits.h +
|
|
+(firstFormat[2] || 0) * timeUnits.m +
|
|
+firstFormat[3] * timeUnits.s +
|
|
+(firstFormat[4] || 0);
|
|
} else {
|
|
let total = 0;
|
|
const r = /(-?\d+)(ms|s|m|h)/g;
|
|
let rs;
|
|
while ((rs = r.exec(time)) != null) {
|
|
total += +rs[1] * timeUnits[rs[2]];
|
|
}
|
|
return total;
|
|
}
|
|
};
|