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https://github.com/fluencelabs/js-libp2p-crypto
synced 2025-03-15 08:41:05 +00:00
fix(utils): make util.toBase64
browserify compatible
`bn.toArrayLike` is used instead of `bn.toBuffer`, to ensure compatibility with browserify.
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@ -5,7 +5,7 @@ const BN = require('asn1.js').bignum
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// Convert a BN.js instance to a base64 encoded string without padding
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// Adapted from https://tools.ietf.org/html/draft-ietf-jose-json-web-signature-41#appendix-C
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exports.toBase64 = function toBase64 (bn) {
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let s = bn.toBuffer('be').toString('base64')
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let s = bn.toArrayLike(Buffer, 'be').toString('base64')
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return s
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.replace(/(=*)$/, '') // Remove any trailing '='s
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21
test/util.spec.js
Normal file
21
test/util.spec.js
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@ -0,0 +1,21 @@
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/* eslint max-nested-callbacks: ["error", 8] */
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/* eslint-env mocha */
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'use strict'
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const expect = require('chai').expect
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const util = require('../src/crypto/util')
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const BN = require('bn.js')
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describe('Util', () => {
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let bn
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before((done) => {
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bn = new BN('dead', 16)
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done()
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})
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it('toBase64', (done) => {
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expect(util.toBase64(bn)).to.be.eql('3q0')
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done()
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})
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})
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