alexlee85

implicit class QueryHelper[T, E](query: Query[T, E, Seq]) {
  def optionFilter[X, R: CanBeQueryCondition](name: Option[X])(f: (T, X) => R) =
    name.map(v => query.withFilter(f(_, v))).getOrElse(query)
}


query.optionFilter(name)(_.name === _)
     .optionFilter(email)(_.email === _).list