(category) => _.intersection(this.categories[category].states, pgStates).length

export function intersectsLSV(
  x: JsonldListSetValue,
  y: JsonldListSetValue
): boolean {
  return !isEmpty(intersection(getValuesLSV(x), getValuesLSV(y)));
}

export function weekRangeConflict(wr1: WeekRange, wr2: WeekRange) {
    return _.intersection(weekRangeToArray(wr1), weekRangeToArray(wr2)).length > 0;
}

 static getKeyForAggregationField(dataObj): string {
   const keys = _.keys(dataObj);
   return _.intersection(keys, ['sum', 'avg', 'min', 'max', 'count', 'unique'])[0];
 }

 seq => !includedContext.length || _.intersection(seq.contexts || [], includedContext).length

 activeEffects = [...activeEffects.filter(activeEffect =>
   _.intersection(activeEffect.monoGroups, effect.monoGroups).length === 0

 return (option: O) => typeof option.groups !== 'undefined' && lodash.intersection(option.groups, g).length > 0;