@airgap/coinlib-core/dependencies/src/bs58check-2.1.2/index.js

The @airgap/coinlib-core is a protocol agnostic library to prepare, sign and broadcast cryptocurrency transactions.

'use strict'

var createHash = require('../create-hash-1.2.0/browser')
var bs58checkBase = require('./base')

// SHA256(SHA256(buffer))
function sha256x2 (buffer) {
  var tmp = createHash('sha256').update(buffer).digest()
  return createHash('sha256').update(tmp).digest()
}

module.exports = bs58checkBase(sha256x2)