Method iterator

packages/effect/src/internal/hashMap.ts:768–797

()

  }

  iterator(): Iterator<[K, V]> {
    let childIndex = 0
    let currentIterator: Iterator<[K, V]> | undefined

    return {
      next: () => {
        while (childIndex < this.children.length) {
          const child = this.children[childIndex]
          if (!child) {
            childIndex++
            continue
          }

          if (!currentIterator) {
            currentIterator = child.iterator()
          }

          const result = currentIterator.next()
          if (!result.done) {
            return result
          }

          currentIterator = undefined
          childIndex++
        }

        return { done: true, value: undefined }
      }
    }
  }

  [Symbol.iterator](): Iterator<[K, V]> {
    return this.iterator()