hypercore-sparse-index

Index blocks as they're downloaded

Usage no npm install needed!

<script type="module">
  import hypercoreSparseIndex from 'https://cdn.skypack.dev/hypercore-sparse-index';
</script>

README

WIP hypercore-sparse-index

Index blocks as they're downloaded

Note: This module is strongly limited in that it only indexes blocks on startup and as they're downloaded. Meaning it will not index new blocks as they're appended

Usage

'use strict'

var memdb = require('memdb')
var hypercore = require('hypercore')
var sparseIndex = require('hypercore-sparse-index')

var feed = hypercore(memdb()).createFeed('feed-key-from-somewhere', {sparse: true})

sparseIndex({
  db: memdb(),
  feed: feed
}, function (entry, next) {
  console.log(entry)

  next()
}, function (err) {
  console.error(err)
})

feed.get(0, function () {})
feed.get(1, function () {})
feed.get(2, function () {})

API

HypercoreSparseIndex(opts, onentry, [onerror])

{
  db, // Level instance
  feed // Hypercore feed
}

License

ISC