text: /**
   * Utility module to work with sets.
   *
   * @module set
   */
  
  export const create = () => new Set()
  
  /**
   * @template T
   * @param {Set<T>} set
   * @return {Array<T>}
   */
  export const toArray = set => Array.from(set)
  
  /**
   * @template T
   * @param {Set<T>} set
   * @return {T}
   */
  export const first = set => {
    return set.values().next().value || undefined
  }
  
  /**
   * @template T
   * @param {Iterable<T>} entries
   * @return {Set<T>}
   */
  export const from = entries => {
    return new Set(entries)
  }
  