package dev.inmo.postssystem.client

import org.w3c.dom.Storage
import org.w3c.dom.get

class StorageIterator(private val storage: Storage) : Iterator<Pair<String, String>> {
    private var index = 0

    override fun hasNext(): Boolean = index < storage.length

    override fun next(): Pair<String, String> {
        val k = storage.key(index) ?: error("Key for index $index was not found")
        val v = storage[k] ?: error("Key for index $index was not found")
        index++
        return k to v
    }
}

operator fun Storage.iterator() = StorageIterator(this)