good ol' date-fns

missing-date-fns.js

import {
  formatDistance,
  isAfter,
  isBefore,
  endOfDay,
  startOfDay,
  isSameDay,
  isSameSecond,
  isSameMinute,
  isSameHour,
  isSameWeek,
  isSameISOWeek,
  isSameMonth,
  isSameQuarter,
  isSameYear,
  addDays,
  subDays
} from 'date-fns';

export const distanceInWordsToNow = date => formatDistance(date, new Date());
export const isFuture = date => isAfter(date, new Date());
export const isPast = date => isBefore(date, new Date());
export const endOfToday = () => endOfDay(new Date());
export const endOfTomorrow = () => endOfDay(addDays(new Date(), 1));
export const endOfYesterday = () => endOfDay(subDays(new Date(), 1));
export const startOfToday = () => startOfDay(new Date());
export const startOfTomorrow = () => startOfDay(addDays(new Date(), 1));
export const startOfYesterday = () => startOfDay(subDays(new Date(), 1));
export const isToday = date => isSameDay(new Date(), date);
export const isTomorrow = date => isSameDay(date, addDays(new Date(), 1));
export const isYesterday = date => isSameDay(date, subDays(new Date(), 1));
export const isThisSecond = date => isSameSecond(date, new Date());
export const isThisMinute = date => isSameMinute(date, new Date());
export const isThisHour = date => isSameHour(date, new Date());
export const isThisWeek = date => isSameWeek(date, new Date());
export const isThisISOWeek = date => isSameISOWeek(date, new Date());
export const isThisMonth = date => isSameMonth(date, new Date());
export const isThisQuarter = date => isSameQuarter(date, new Date());
export const isThisYear = date => isSameYear(date, new Date());