import dayjs from 'dayjs' import isBetween from 'dayjs/plugin/isBetween' dayjs.extend(isBetween) export type Interval = '()' | '[]' | '[)' | '(]' /** Check if a date is in a range */ export function isDateInRange( date: string, startDate: string, endDate: string, interval: Interval = '[)', // '[' indicates inclusion, '(' indicates exclusion ): boolean { const rangePositive = dayjs(startDate).isBefore(dayjs(endDate)) if (rangePositive) { return dayjs(date).isBetween(startDate, endDate, null, interval) } return false }