packages/node_modules/pouchdb-binary-utils/src/blobOrBufferToBase64-browser.js

import { btoa } from './base64';
import blobOrBufferToBinaryString from './blobOrBufferToBinaryString';

function blobToBase64(blobOrBuffer, callback) {
  blobOrBufferToBinaryString(blobOrBuffer, function (base64) {
    callback(btoa(base64));
  });
}

export default blobToBase64;