packages/node_modules/pouchdb-binary-utils/src/blobOrBufferToBinaryString.js - pouchdb - Git at Google

 // not used in Node, but here for completeness
 function blobToBase64(blobOrBuffer, callback) {
   callback(blobOrBuffer.toString('binary'));
 }

 export default blobToBase64;
	// not used in Node, but here for completeness
	function blobToBase64(blobOrBuffer, callback) {
	callback(blobOrBuffer.toString('binary'));
	}

	export default blobToBase64;