statistiques/src/period/isPeriodContaining.ts

import { Period } from "./Period";

export function isPeriodContaining(
  period: Period,
  dateOrPeriod: Date | Period
): boolean {
  if (dateOrPeriod instanceof Date) {
    return (
      period.start.getTime() <= dateOrPeriod.getTime() &&
      dateOrPeriod.getTime() <= period.end.getTime()
    );
  } else {
    return (
      period.start.getTime() >= dateOrPeriod.start.getTime() &&
      dateOrPeriod.end.getTime() <= period.end.getTime()
    );
  }
}