@date-fns/utc/date/mini.js

UTC date utils

export class UTCDateMini extends Date {
  constructor() {
    super();
    this.setTime(arguments.length === 0 ?
    // Enables Sinon's fake timers that override the constructor
    Date.now() : arguments.length === 1 ? typeof arguments[0] === "string" ? +new Date(arguments[0]) : arguments[0] : Date.UTC(...arguments));
  }
  getTimezoneOffset() {
    return 0;
  }
}

// Replace getter and setter functions with UTC counterparts
const re = /^(get|set)(?!UTC)/;
Object.getOwnPropertyNames(Date.prototype).forEach(method => {
  if (re.test(method)) {
    const utcMethod = Date.prototype[method.replace(re, "$1UTC")];
    if (utcMethod) UTCDateMini.prototype[method] = utcMethod;
  }
});