rule-filter-validator
Version:
A object and scope validator based on structured rules
73 lines • 2.25 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.adjustDate = adjustDate;
/**
* Adjust a given date by a given change in duration. The adjustment value uses the exact same syntax
* and logic as Vercel's `ms`.
*
* The conversion is lifted straight from `ms`.
*/
function adjustDate(date, adjustment) {
date = new Date(date);
const match = /^((?:-|\+)?\d*?\.?\d+?) *?(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|weeks?|w|months?|mth|mo|years?|yrs?|y)?$/i.exec(adjustment.trim());
if (!match || !match[1])
return;
const amount = parseFloat(match[1]);
const type = (match[2] ?? 'days').toLowerCase();
switch (type) {
case 'years':
case 'year':
case 'yrs':
case 'yr':
case 'y':
date.setUTCFullYear(date.getUTCFullYear() + amount);
return date;
case 'months':
case 'month':
case 'mth':
case 'mo':
date.setUTCMonth(date.getUTCMonth() + amount);
return date;
case 'weeks':
case 'week':
case 'w':
date.setUTCDate(date.getUTCDate() + amount * 7);
return date;
case 'days':
case 'day':
case 'd':
date.setUTCDate(date.getUTCDate() + amount);
return date;
case 'hours':
case 'hour':
case 'hrs':
case 'hr':
case 'h':
date.setUTCHours(date.getUTCHours() + amount);
return date;
case 'minutes':
case 'minute':
case 'mins':
case 'min':
case 'm':
date.setUTCMinutes(date.getUTCMinutes() + amount);
return date;
case 'seconds':
case 'second':
case 'secs':
case 'sec':
case 's':
date.setUTCSeconds(date.getUTCSeconds() + amount);
return date;
case 'milliseconds':
case 'millisecond':
case 'msecs':
case 'msec':
case 'ms':
date.setMilliseconds(date.getMilliseconds() + amount);
return date;
default:
return undefined;
}
}
//# sourceMappingURL=adjust-date.js.map