import Duration from 'sentry/components/duration'; import {defined} from 'sentry/utils'; interface DurationProps { abbreviation?: boolean; } interface SecondsProps extends DurationProps { seconds: number; } interface MillisecondsProps extends DurationProps { milliseconds: number; } type PerformanceDurationProps = SecondsProps | MillisecondsProps; function hasMilliseconds(props: PerformanceDurationProps): props is MillisecondsProps { return defined((props as MillisecondsProps).milliseconds); } function PerformanceDuration(props: PerformanceDurationProps) { const normalizedSeconds = hasMilliseconds(props) ? props.milliseconds / 1000 : props.seconds; return ( ); } export default PerformanceDuration;