Function getPrimaryTimeUnit

src/util/time.ts:243–258

(timeUnit: TimeUnit)

}

export function getPrimaryTimeUnit(timeUnit: TimeUnit): PrimaryTimeUnit {
    switch (timeUnit) {
        case 'half-year':
        case 'quarter':
            return 'month';
        case 'week':
        case 'half-week':
            return 'day';
        case 'half-day':
        case 'quarter-day':
            return 'hour';
        default:
            // year, minutes, second, milliseconds
            return timeUnit;
    }
}

export function isPrimaryTimeUnit(timeUnit: TimeUnit): boolean {
    return timeUnit === getPrimaryTimeUnit(timeUnit);