import isDate from 'lodash/isDate'; import isEqualWith from 'lodash/isEqualWith'; // `lodash.isEqual` does not compare date objects function dateComparator(value: any, other: any): boolean | undefined { if (isDate(value) && isDate(other)) { return +value === +other; } // Loose checking if (!value && !other) { return true; } // returning undefined will use default comparator return undefined; } export const isEqualWithDates = (a: any, b: any) => isEqualWith(a, b, dateComparator);