crypto-addr-codec - npm Package Compare versions

Comparing version 0.1.5 to 0.1.6

lib/bs58/bs58.js

@@ -27,10 +27,10 @@ /*!
 
-'use strict'
+import Sha256 from '../sha256';
+import base58 from 'bs58';
 
-const createHash = require('../sha256/index')
-var base58 = require('bs58')
 function sha256x2 (buffer) {
-    var tmp = createHash('sha256').update(buffer).digest()
-    return createHash('sha256').update(tmp).digest()
+    var tmp = new Sha256().update(buffer).digest()
+    return new Sha256().update(tmp).digest()
 }
+
 const bs58Check = function (checksumFn) {
@@ -73,2 +73,7 @@ // Encode a buffer as a base58-check encoded string
 };
-module.exports = bs58Check(sha256x2);
+
+const bs58 = bs58Check(sha256x2);
+
+export const { bs58Decode, bs58Encode, decodeUnsafe } = bs58;
+
+export default bs58;

lib/cashaddr/cashaddr.js

@@ -36,11 +36,7 @@ /*!
 
-'use strict';
+import { validate } from './validation';
 
-var validation = require('./validation');
-var validate = validation.validate;
-
 /**
  * U64
  */
-/* tslint:disable:no-bitwise curly object-literal-sort-keys variable-name*/
 class U64 {
@@ -447,3 +443,3 @@ constructor(hi, lo) {
 
-function encode(prefix, type, hash) {
+export function cashaddrEncode(prefix, type, hash) {
   validate(typeof prefix === 'string');
@@ -475,3 +471,3 @@ // There are 4 bits available for the version (2 ^ 4 = 16)
 
-function decode(str, defaultPrefix = 'bitcoincash') {
+export function cashaddrDecode(str, defaultPrefix = 'bitcoincash') {
   validate(typeof str === 'string');
@@ -520,5 +516,5 @@ validate(typeof defaultPrefix === 'string');
 
-function test(str, defaultPrefix = 'bitcoincash') {
+export function cashaddrTest(str, defaultPrefix = 'bitcoincash') {
   try {
-    decode(str, defaultPrefix);
+    cashaddrDecode(str, defaultPrefix);
   } catch (e) {
@@ -529,14 +525,1 @@ return false;
 }
-
-
-/*
- * Expose
- */
-
-module.exports = {
-  cashaddrEncode: encode,
-  cashaddrDecode: decode,
-  cashaddrTest: test,
-};
-/* tslint:enable:no-bitwise curly object-literal-sort-keys variable-name*/
-

lib/cashaddr/validation.js

@@ -9,4 +9,2 @@ /**
 
-'use strict';
-
 /**
@@ -24,3 +22,3 @@ * Validation utility.
  */
-function ValidationError(message) {
+export function ValidationError(message) {
   var error = new Error();
@@ -42,3 +40,3 @@ this.name = error.name = 'ValidationError';
  */
-function validate(condition, message) {
+export function validate(condition, message) {
   if (message == null) {
@@ -51,6 +49,1 @@ message = "Assertion failed.";
 }
-
-module.exports = {
-  ValidationError: ValidationError,
-  validate: validate,
-};

lib/eos/ecc/curve.js

@@ -1,7 +0,9 @@
-var assert = require('assert')
-var { ZERO, ONE } = require('bigi/lib/bigi')
+import bigInt from 'big-integer';
+import Point from './point';
+import { assert } from './../helper';
 
-var Point = require('./point')
+const ZERO = bigInt.zero;
+const ONE = bigInt.one;
 
-function Curve (p, a, b, Gx, Gy, n, h) {
+export default function Curve (p, a, b, Gx, Gy, n, h) {
   this.p = p
@@ -38,3 +40,3 @@ this.a = a
 
-  return Q.z.signum() === 0 && Q.y.signum() !== 0
+  return Q.z.compare(ZERO) === 0 && Q.y.compare(ZERO) !== 0
 }
@@ -52,4 +54,4 @@
   // Check that xQ and yQ are integers in the interval [0, p - 1]
-  if (x.signum() < 0 || x.compareTo(p) >= 0) return false
-  if (y.signum() < 0 || y.compareTo(p) >= 0) return false
+  if (x.compare(ZERO) < 0 || x.compareTo(p) >= 0) return false
+  if (y.compare(ZERO) < 0 || y.compareTo(p) >= 0) return false
 
@@ -78,3 +80,1 @@ // and check that y^2 = x^3 + ax + b (mod p)
 }
-
-module.exports = Curve

lib/eos/ecc/index.js

@@ -1,10 +0,3 @@
-var Point = require('./point')
-var Curve = require('./curve')
-
-var getCurveByName = require('./names')
-
-module.exports = {
-  Curve: Curve,
-  Point: Point,
-  getCurveByName: getCurveByName
-}
+export { default as Point } from './point';
+export { default as Curve } from './curve';
+export { default as getCurveByName } from './names';

lib/eos/ecc/names.js

@@ -1,21 +0,21 @@
-var BigInteger = require('bigi')
+import bigInt from 'big-integer';
+import curves from './curves.json';
+import Curve from './curve';
 
-var curves = require('./curves.json')
-var Curve = require('./curve')
+export default function getCurveByName (name) {
+  const curve = curves[name];
 
-function getCurveByName (name) {
-  var curve = curves[name]
-  if (!curve) return null
+  if (!curve) {
+    return null;
+  }
 
-  var p = new BigInteger(curve.p, 16)
-  var a = new BigInteger(curve.a, 16)
-  var b = new BigInteger(curve.b, 16)
-  var n = new BigInteger(curve.n, 16)
-  var h = new BigInteger(curve.h, 16)
-  var Gx = new BigInteger(curve.Gx, 16)
-  var Gy = new BigInteger(curve.Gy, 16)
+  const p = bigInt(curve.p, 16);
+  const a = bigInt(curve.a, 16);
+  const b = bigInt(curve.b, 16);
+  const n = bigInt(curve.n, 16);
+  const h = bigInt(curve.h, 16);
+  const Gx = bigInt(curve.Gx, 16);
+  const Gy = bigInt(curve.Gy, 16);
 
-  return new Curve(p, a, b, Gx, Gy, n, h)
+  return new Curve(p, a, b, Gx, Gy, n, h);
 }
-
-module.exports = getCurveByName

lib/eos/ecc/point.js

@@ -1,9 +0,26 @@
-var assert = require('assert')
-var BigInteger = require('bigi/lib/bigi')
+import bigInt from 'big-integer';
+import { assert } from './../helper';
 
-var THREE = BigInteger.valueOf(3)
+const ONE = bigInt.one;
+const ZERO = bigInt.zero;
+const THREE = bigInt(3);
 
-function Point (curve, x, y, z) {
-  assert.notStrictEqual(z, undefined, 'Missing Z coordinate')
+function testBit(bigIntVal, n) {
+  return bigIntVal.and(ONE.shiftLeft(n)).notEquals(ZERO);
+}
 
+function bufferToBigInt(buffer) {
+  return bigInt.fromArray(Array.prototype.slice.call(buffer, 0), 256);
+}
+
+function bigIntToBuffer(bigIntVal, size) {
+  const { value } = bigIntVal.toArray(256);
+  const zeroBytesLength = size ? Math.max(size - value.length, 0) : 0;
+
+  return Buffer.from([...Array(zeroBytesLength).fill(0), ...value]);
+}
+
+export default function Point (curve, x, y, z) {
+  assert(z !== undefined, 'Missing Z coordinate')
+
   this.curve = curve
@@ -21,3 +38,3 @@ this.x = x
     if (this._zInv === null) {
-      this._zInv = this.z.modInverse(this.curve.p)
+      this._zInv = this.z.modInv(this.curve.p)
     }
@@ -42,3 +59,3 @@
 Point.fromAffine = function (curve, x, y) {
-  return new Point(curve, x, y, BigInteger.ONE)
+  return new Point(curve, x, y, ONE)
 }
@@ -54,3 +71,3 @@
 
-  if (u.signum() !== 0) return false
+  if (u.compare(ZERO) !== 0) return false
 
@@ -60,3 +77,3 @@ // v = X2 * Z1 - X1 * Z2
 
-  return v.signum() === 0
+  return v.compare(ZERO) === 0
 }
@@ -84,4 +101,4 @@
 
-  if (v.signum() === 0) {
-    if (u.signum() === 0) {
+  if (v.compare(ZERO) === 0) {
+    if (u.compare(ZERO) === 0) {
       return this.twice() // this == b, so double
@@ -110,3 +127,3 @@ }
   if (this.curve.isInfinity(this)) return this
-  if (this.y.signum() === 0) return this.curve.infinity
+  if (this.y.compare(ZERO) === 0) return this.curve.infinity
 
@@ -123,3 +140,3 @@ var x1 = this.x
 
-  if (a.signum() !== 0) {
+  if (a.compare(ZERO) !== 0) {
     w = w.add(this.z.square().multiply(a))
@@ -143,3 +160,3 @@ }
   if (this.curve.isInfinity(this)) return this
-  if (k.signum() === 0) return this.curve.infinity
+  if (k.compare(ZERO) === 0) return this.curve.infinity
 
@@ -153,4 +170,4 @@ var e = k
   for (var i = h.bitLength() - 2; i > 0; --i) {
-    var hBit = h.testBit(i)
-    var eBit = e.testBit(i)
+    var hBit = testBit(h, i);
+    var eBit = testBit(e, i);
 
@@ -174,4 +191,4 @@ R = R.twice()
   while (i >= 0) {
-    var jBit = j.testBit(i)
-    var kBit = k.testBit(i)
+    var jBit = testBit(j, i);
+    var kBit = testBit(k, i);
 
@@ -214,6 +231,6 @@ R = R.twice()
 
-    y.toBuffer(byteLength).copy(buffer, 1 + byteLength)
+    bigIntToBuffer(y, byteLength).copy(buffer, 1 + byteLength)
   }
 
-  x.toBuffer(byteLength).copy(buffer, 1)
+  bigIntToBuffer(x, byteLength).copy(buffer, 1)
 
@@ -228,7 +245,7 @@ return buffer
   var byteLength = Math.floor((curve.p.bitLength() + 7) / 8)
-  var x = BigInteger.fromBuffer(buffer.slice(1, 1 + byteLength))
+  var x = bufferToBigInt(buffer.slice(1, 1 + byteLength));
 
   var Q
   if (compressed) {
-    assert.equal(buffer.length, byteLength + 1, 'Invalid sequence length')
+    assert(buffer.length === byteLength + 1, 'Invalid sequence length')
     assert(type === 0x02 || type === 0x03, 'Invalid sequence tag')
@@ -239,5 +256,5 @@
   } else {
-    assert.equal(buffer.length, 1 + byteLength + byteLength, 'Invalid sequence length')
+    assert(buffer.length === 1 + byteLength + byteLength, 'Invalid sequence length')
 
-    var y = BigInteger.fromBuffer(buffer.slice(1 + byteLength))
+    var y = bufferToBigInt(buffer.slice(1 + byteLength));
     Q = Point.fromAffine(curve, x, y)
@@ -255,3 +272,1 @@ }
 }
-
-module.exports = Point

lib/eos/hash.js

@@ -1,16 +0,10 @@
-"use strict";
+import { SHA3 } from 'sha3';
+import { RIPEMD160 } from 'ripemd160-min';
 
-var { SHA3 } = require('sha3');
-var RIPEMD160 = require('ripemd160-min').RIPEMD160;
-
-function sha256(data, resultEncoding) {
+export function sha256(data, resultEncoding) {
   return new SHA3(256).update(data).digest(resultEncoding);
 }
 
-function ripemd160(data) {
-  return Buffer.from(new RIPEMD160().update(data).digest())
+export function ripemd160(data) {
+  return Buffer.from(new RIPEMD160().update(data).digest());
 }
-module.exports = {
-  sha256: sha256,
-  ripemd160: ripemd160 // hash160: hash160,
-};

lib/eos/key_public.js

@@ -27,29 +27,15 @@ /*!
 
-"use strict";
+import { getCurveByName, Point } from './ecc';
+import { checkEncode, checkDecode } from './key_utils';
 
-var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
+const secp256k1 = getCurveByName('secp256k1');
 
-var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));
+export default function PublicKey(Q) {
+  const pubkey_prefix = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'EOS';
 
-var _typeof2 = _interopRequireDefault(require("@babel/runtime/helpers/typeof"));
-
-var ecurve = require('./ecc');
-
-var secp256k1 = ecurve.getCurveByName('secp256k1');
-
-var getCurveByName  = require('./ecc/names');
-
-var keyUtils = require('./key_utils');
-
-module.exports = PublicKey;
-
-function PublicKey(Q) {
-  var pubkey_prefix = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'EOS';
-
   if (typeof Q === 'string') {
-    var publicKey = PublicKey.fromString(Q, pubkey_prefix);
-    return publicKey;
+    return PublicKey.fromString(Q, pubkey_prefix);
   } else if (Buffer.isBuffer(Q)) {
     return PublicKey.fromBuffer(Q);
-  } else if ((0, _typeof2["default"])(Q) === 'object' && Q.Q) {
+  } else if (typeof Q === 'object' && Q.Q) {
     return PublicKey(Q.Q);
@@ -59,3 +45,3 @@ }
   function toBuffer() {
-    var compressed = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : Q.compressed;
+    const compressed = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : Q.compressed;
     return Q.getEncoded(compressed);
@@ -65,4 +51,4 @@ }
   function toString() {
-    var pubkey_prefix = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'EOS';
-    return pubkey_prefix + keyUtils.checkEncode(toBuffer());
+    const pubkey_prefix = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'EOS';
+    return pubkey_prefix + checkEncode(toBuffer());
   }
@@ -75,6 +61,6 @@
   return {
-    Q: Q,
-    toString: toString,
-    toBuffer: toBuffer,
-    toHex: toHex
+    Q,
+    toString,
+    toBuffer,
+    toHex
   };
@@ -84,3 +70,3 @@ }
 PublicKey.isValid = function (pubkey) {
-  var pubkey_prefix = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'EOS';
+  const pubkey_prefix = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'EOS';
 
@@ -96,7 +82,7 @@ try {
 PublicKey.fromBuffer = function (buffer) {
-  return PublicKey(ecurve.Point.decodeFrom(secp256k1, buffer));
+  return PublicKey(Point.decodeFrom(secp256k1, buffer));
 };
 
 PublicKey.fromString = function (public_key) {
-  var pubkey_prefix = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'EOS';
+  const pubkey_prefix = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'EOS';
 
@@ -111,8 +97,8 @@ try {
 PublicKey.fromStringOrThrow = function (public_key) {
-  var pubkey_prefix = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'EOS';
-  var match = public_key.match(/^PUB_([A-Za-z0-9]+)_([A-Za-z0-9]+)$/);
+  const pubkey_prefix = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'EOS';
+  const match = public_key.match(/^PUB_([A-Za-z0-9]+)_([A-Za-z0-9]+)$/);
 
   if (match === null) {
     // legacy
-    var prefix_match = new RegExp("^" + pubkey_prefix);
+    const prefix_match = new RegExp("^" + pubkey_prefix);
 
@@ -123,10 +109,8 @@ if (prefix_match.test(public_key)) {
 
-    return PublicKey.fromBuffer(keyUtils.checkDecode(public_key));
+    return PublicKey.fromBuffer(checkDecode(public_key));
   }
 
-  var _match = (0, _slicedToArray2["default"])(match, 3),
-      keyType = _match[1],
-      keyString = _match[2];
+  const [, keyType, keyString] = match;
 
-  return PublicKey.fromBuffer(keyUtils.checkDecode(keyString, keyType));
+  return PublicKey.fromBuffer(checkDecode(keyString, keyType));
 };
@@ -140,2 +124,2 @@
   return PublicKey.fromString(new Buffer(hex, 'hex'));
-};
+};

lib/eos/key_utils.js

@@ -1,14 +0,7 @@
-"use strict";
+import base58 from 'bs58';
+import { assert, assertBuffer } from './helper';
+import { sha256, ripemd160 } from './hash';
 
-var base58 = require('bs58');
-
-var hash = require('./hash');
-
-module.exports = {
-  checkDecode: checkDecode,
-  checkEncode: checkEncode
-};
-
-function checkEncode(keyBuffer) {
-  var keyType = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
+export function checkEncode(keyBuffer) {
+  const keyType = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
   assertBuffer(keyBuffer, 'expecting keyBuffer<Buffer>');
@@ -18,6 +11,6 @@
     // legacy
-    var checksum = hash.sha256(hash.sha256(keyBuffer)).slice(0, 4);
+    const checksum = sha256(sha256(keyBuffer)).slice(0, 4);
     return base58.encode(Buffer.concat([keyBuffer, checksum]));
   } else {
-    var check = [keyBuffer];
+    const check = [keyBuffer];
 
@@ -28,3 +21,3 @@ if (keyType) {
 
-    var _checksum = hash.ripemd160(Buffer.concat(check)).slice(0, 4);
+    const _checksum = ripemd160(Buffer.concat(check)).slice(0, 4);
 
@@ -35,15 +28,15 @@ return base58.encode(Buffer.concat([keyBuffer, _checksum]));
 
-function checkDecode(keyString) {
-  var keyType = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
+export function checkDecode(keyString) {
+  const keyType = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
   assert(keyString, 'private key expected');
-  var buffer = new Buffer(base58.decode(keyString));
-  var checksum = buffer.slice(-4);
-  var key = buffer.slice(0, -4);
-  var newCheck;
+  const buffer = new Buffer(base58.decode(keyString));
+  const checksum = buffer.slice(-4);
+  const key = buffer.slice(0, -4);
+  let newCheck;
 
   if (keyType === 'sha256x2') {
     // legacy
-    newCheck = hash.sha256(hash.sha256(key)).slice(0, 4); // WIF (legacy)
+    newCheck = sha256(sha256(key)).slice(0, 4); // WIF (legacy)
   } else {
-    var check = [key];
+    const check = [key];
 
@@ -54,3 +47,3 @@ if (keyType) {
 
-    newCheck = hash.ripemd160(Buffer.concat(check)).slice(0, 4); //PVT
+    newCheck = ripemd160(Buffer.concat(check)).slice(0, 4); //PVT
   }
@@ -64,13 +57,1 @@
 }
-
-const assert = (value, errMsg) => {
-  if (!value) {
-    throw errMsg
-  }
-};
-
-const assertBuffer = (keyBuffer, errMsg) => {
-  if (!Buffer.isBuffer(keyBuffer)) {
-    throw errMsg
-  }
-};

lib/index.js

@@ -1,32 +0,8 @@
-'use strict';
-
-const { b32decode, b32encode, hex2a, ua2hex, isValid } = require('./nem-sdk/convert');
-const { bs58Decode, bs58Encode } = require('./bs58/bs58');
-const { cashaddrDecode, cashaddrEncode } = require('./cashaddr/cashaddr');
-const { codec } = require('./ripple/xrp-codec');
-const { isValidChecksumAddress, stripHexPrefix, toChecksumAddress } = require('./rskjs/rsk');
-const eosPublicKey = require('./eos/key_public');
-const { encodeCheck, decodeCheck, calculateChecksum } = require('./str/publicKey');
-const { ss58Encode, ss58Decode } = require('./ss58');
-
-module.exports = {
-    b32decode,
-    b32encode,
-    bs58Decode,
-    bs58Encode,
-    cashaddrEncode,
-    cashaddrDecode,
-    hex2a,
-    ua2hex,
-    isValid,
-    isValidChecksumAddress,
-    stripHexPrefix,
-    toChecksumAddress,
-    codec,
-    eosPublicKey,
-    encodeCheck,
-    decodeCheck,
-    calculateChecksum,
-    ss58Encode,
-    ss58Decode,
-};
+export { b32decode, b32encode, hex2a, ua2hex, isValid } from './nem-sdk/convert';
+export { codec } from './ripple/xrp-codec';
+export { isValidChecksumAddress, stripHexPrefix, toChecksumAddress } from './rskjs/rsk';
+export { default as eosPublicKey } from './eos/key_public';
+export { encodeCheck, decodeCheck, calculateChecksum } from './str/publicKey';
+export { ss58Encode, ss58Decode } from './ss58';
+export { cashaddrDecode, cashaddrEncode } from'./cashaddr/cashaddr';
+export { bs58Decode, bs58Encode } from './bs58/bs58';

lib/nem-sdk/convert.js

@@ -27,5 +27,7 @@ /*!
 
-const { Keccak } = require('sha3')
-var alphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ234567";
-const hex2a = (hexx) => {
+import { Keccak } from 'sha3';
+
+const alphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ234567";
+
+export const hex2a = (hexx) => {
     var hex = hexx.toString();
@@ -40,3 +42,3 @@ var str = '';
 
-const ua2hex = (ua) => {
+export const ua2hex = (ua) => {
     var s = '';
@@ -51,3 +53,3 @@ for (var i = 0; i < ua.length; i++) {
 
-const b32decode = function b32decode(s) {
+export const b32decode = function b32decode(s) {
     var r = new ArrayBuffer(s.length * 5 / 8);
@@ -70,3 +72,3 @@ var b = new Uint8Array(r);
 
-const b32encode = function b32encode(s) {
+export const b32encode = function b32encode(s) {
     var parts = [];
@@ -104,3 +106,3 @@ var quanta = Math.floor(s.length / 5);
 
-const isValid = addr => {
+export const isValid = addr => {
     let address = addr.toString().toUpperCase().replace(/-/g, '');
@@ -133,3 +135,1 @@ if (!address || address.length !== 40) {
 };
-
-module.exports = { hex2a, ua2hex: ua2hex, b32decode: b32decode, b32encode: b32encode, isValid: isValid};

lib/ripple/utils.js

@@ -1,2 +0,2 @@
-function seqEqual(arr1, arr2) {
+export function seqEqual(arr1, arr2) {
     if (arr1.length !== arr2.length) {
@@ -15,3 +15,3 @@ return false;
 }
-function concatArgs(...args) {
+export function concatArgs(...args) {
     const ret = [];
@@ -30,2 +30,1 @@ args.forEach(function (arg) {
 }
-module.exports = { seqEqual, concatArgs };

lib/ripple/xrp-codec.js

@@ -12,3 +12,3 @@ /*!
 THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
-TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. 
+TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
 IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
@@ -21,7 +21,6 @@ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
 
-"use strict";
+import baseCodec from 'base-x';
+import Sha256 from '../sha256';
+import { seqEqual, concatArgs } from './utils';
 
-Object.defineProperty(exports, "__esModule", { value: true });
-const baseCodec = require("base-x");
-const utils_1 = require("./utils");
 class Codec {
@@ -36,3 +35,3 @@ constructor(options) {
         const check = this.sha256(this.sha256(buffer)).slice(0, 4);
-        return this.encodeRaw(Buffer.from(utils_1.concatArgs(buffer, check)));
+        return this.encodeRaw(Buffer.from(concatArgs(buffer, check)));
     }
@@ -58,14 +57,13 @@ encodeRaw(bytes) {
         const checksum = bytes.slice(-4);
-        return utils_1.seqEqual(computed, checksum);
+        return seqEqual(computed, checksum);
     }
 }
 
-const checkHash = require('../sha256/index');
 const codecOptions = {
     sha256: function (bytes) {
-        return checkHash('sha256').update(Buffer.from(bytes)).digest();
+        return new Sha256().update(Buffer.from(bytes)).digest();
     },
     alphabet: 'rpshnaf39wBUDNEGHJKLM4PQRST7VWXYZ2bcdeCg65jkm8oFqi1tuvAxyz'
 };
-const codecWithXrpAlphabet = new Codec(codecOptions);
-exports.codec = codecWithXrpAlphabet;
+
+export const codec = new Codec(codecOptions);

lib/rskjs/rsk.js

@@ -11,13 +11,13 @@ /*!
 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is 
+copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:
 
-The above copyright notice and this permission notice shall be included in 
+The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.
 
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN T
@@ -28,8 +28,8 @@ HE SOFTWARE.
 
-const { Keccak } = require('sha3')
+import { Keccak } from 'sha3';
 
-const stripHexPrefix = (str) => {
+export const stripHexPrefix = (str) => {
     return str.slice(0, 2) === '0x' ? str.slice(2) : str
 };
-const toChecksumAddress = (address, chainId = null) => {
+export const toChecksumAddress = (address, chainId = null) => {
     if (typeof address !== 'string') {
@@ -49,3 +49,3 @@ throw new Error("stripHexPrefix param must be type 'string', is currently type " + (typeof address) + ".");
 };
-function isValidChecksumAddress(address, chainId) {
+export function isValidChecksumAddress(address, chainId) {
     return isValidAddress(address) && (toChecksumAddress(address, chainId) === address)
@@ -59,2 +59,1 @@ }
 }
-module.exports = { isValidChecksumAddress, stripHexPrefix, toChecksumAddress };

lib/sha256/hash.js

@@ -10,6 +10,6 @@ /**
  */
-var Buffer = require('safe-buffer').Buffer
+import { Buffer } from 'safe-buffer';
 
 // prototype class for hash functions
-function Hash (blockSize, finalSize) {
+export default function Hash (blockSize, finalSize) {
   this._block = Buffer.alloc(blockSize)
@@ -90,3 +90,1 @@ this._finalSize = finalSize
 }
-
-module.exports = Hash

lib/sha256/index.js

@@ -1,10 +0,1 @@
-var exports = module.exports = function SHA (algorithm) {
-  algorithm = algorithm.toLowerCase()
-
-  var Algorithm = exports[algorithm]
-  if (!Algorithm) throw new Error(algorithm + ' is not supported (we accept pull requests)')
-
-  return new Algorithm()
-}
-
-exports.sha256 = require('./sha256')
+export { default } from './sha256';

lib/sha256/sha256.js

@@ -11,6 +11,19 @@ /**
 
-var inherits = require('inherits')
-var Hash = require('./hash')
-var Buffer = require('safe-buffer').Buffer
+import { Buffer } from 'safe-buffer';
+import Hash from './hash';
 
+function inherits(ctor, superCtor) {
+  if (superCtor) {
+    ctor.super_ = superCtor;
+    ctor.prototype = Object.create(superCtor.prototype, {
+      constructor: {
+        value: ctor,
+        enumerable: false,
+        writable: true,
+        configurable: true
+      }
+    });
+  }
+}
+
 var K = [
@@ -37,3 +50,3 @@ 0x428A2F98, 0x71374491, 0xB5C0FBCF, 0xE9B5DBA5,
 
-function Sha256 () {
+export default function Sha256 () {
   this.init()
@@ -138,3 +151,1 @@
 }
-
-module.exports = Sha256

lib/ss58/index.js

@@ -20,4 +20,4 @@ /*! Copyright (c) 2019 Parity Tech
 //
-const bs58 = require('bs58');
-const { blake2b } = require('blakejs');
+import bs58 from 'bs58';
+import { blake2b } from 'blakejs/blake2b';
 
@@ -69,3 +69,19 @@ let defaultType = 42
 
-function ss58Encode(a, type = defaultType, checksumLength = null, length = null, accountId) {
+function mergeUint8Arrays(a, b) {
+	if (!a.length) {
+		a = [a];
+	}
+	if (!b.length) {
+		b = [b];
+	}
+
+	const c = new Uint8Array(a.length + b.length);
+
+	c.set(a);
+	c.set(b, a.length);
+
+	return c;
+}
+
+export function ss58Encode(a, type = defaultType, checksumLength = null, length = null, accountId) {
 	let payload
@@ -99,4 +115,4 @@ if (KNOWN_TYPES.indexOf(type) === -1) {
 	}
-	let hash = blake2b(new Uint8Array([...PREFIX, ...((type & 1) ? accountId : new Uint8Array([type, ...payload]))]))
-	let complete = new Uint8Array([type, ...payload, ...hash.slice(0, checksumLength)])
+	let hash = blake2b(mergeUint8Arrays(PREFIX, ((type & 1) ? accountId : mergeUint8Arrays(type, payload))));
+	let complete = mergeUint8Arrays(mergeUint8Arrays(type, payload), hash.slice(0, checksumLength));
 	return bs58.encode(Buffer.from(complete))
@@ -106,3 +122,3 @@ }
 
-function ss58Decode(ss58, lookupIndex=0) {
+export function ss58Decode(ss58, lookupIndex=0) {
 	let a
@@ -151,3 +167,3 @@ try {
 	}
-	let hash = blake2b(new Uint8Array([...PREFIX , ... (a[0] % 1 ? (accountId || lookupIndex(result)) : a.slice(0, 1 + length))]))
+	let hash = blake2b(mergeUint8Arrays(PREFIX, (a[0] % 1 ? (accountId || lookupIndex(result)) : a.slice(0, 1 + length))))
 
@@ -163,3 +179,1 @@ for (var i = 0; i < checksumLength; ++i) {
 }
-
-module.exports = { ss58Decode, ss58Encode };

lib/str/crc16xmodem.js

@@ -1,2 +0,2 @@
-const crc16xmodem = (buf, previous) => {
+export const crc16xmodem = (buf, previous) => {
     if (!Buffer.isBuffer(buf)) {
@@ -24,3 +24,1 @@ buf = new Buffer()
 };
-
-module.exports = { crc16xmodem };

lib/str/publicKey.js

@@ -43,16 +43,12 @@ /*!
 */
+import baseCodec from 'base-x';
+import { crc16xmodem } from './crc16xmodem';
 
-var _isString = require('lodash/isString');
-var _base = require('base32.js');
-var _base2 = _interopRequireDefault(_base);
-var { crc16xmodem } = require('./crc16xmodem');
-var _isNull = require('lodash/isNull');
-var _isNull2 = _interopRequireDefault(_isNull);
-var _isString2 = _interopRequireDefault(_isString);
-var _isUndefined = require('lodash/isUndefined');
-var _isUndefined2 = _interopRequireDefault(_isUndefined);
+const ALPHABET = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ234567';
+const { encode, decode } = baseCodec(ALPHABET);
 
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
+const isString = value => typeof value == 'string';
+const isNull = value => value === null;
+const isUndefined = value => value === undefined;
 
-
 var versionBytes = {
@@ -65,8 +61,8 @@ ed25519PublicKey: 6 << 3, // G
 
-const decodeCheck = (versionByteName, encoded) => {
-    if (!(0, _isString2.default)(encoded)) {
+export const decodeCheck = (versionByteName, encoded) => {
+    if (!isString(encoded)) {
         throw new TypeError('encoded argument must be of type String');
     }
 
-    var decoded = _base2.default.decode(encoded);
+    var decoded = decode(encoded);
     var versionByte = decoded[0];
@@ -76,6 +72,4 @@ var payload = decoded.slice(0, -2);
     var checksum = decoded.slice(-2);
-    var _isUndefined = require('lodash/isUndefined');
-    var _isUndefined2 = _interopRequireDefault(_isUndefined);
 
-    if (encoded !== _base2.default.encode(decoded)) {
+    if (encoded !== encode(decoded)) {
         throw new Error('invalid encoded string');
@@ -86,3 +80,3 @@ }
 
-    if ((0, _isUndefined2.default)(expectedVersion)) {
+    if (isUndefined(expectedVersion)) {
         throw new Error(versionByteName + ' is not a valid version byte name.  expected one of "accountId" or "seed"');
@@ -97,3 +91,3 @@ }
 
-    if (!(0, verifyChecksum)(expectedChecksum, checksum)) {
+    if (!verifyChecksum(expectedChecksum, checksum)) {
         throw new Error('invalid checksum');
@@ -105,4 +99,4 @@ }
 
-const encodeCheck = (versionByteName, data) => {
-    if ((0, _isNull2.default)(data) || (0, _isUndefined2.default)(data)) {
+export const encodeCheck = (versionByteName, data) => {
+    if (isNull(data) || isUndefined(data)) {
         throw new Error('cannot encode null data');
@@ -113,3 +107,3 @@ }
 
-    if ((0, _isUndefined2.default)(versionByte)) {
+    if (isUndefined(versionByte)) {
         throw new Error(versionByteName + ' is not a valid version byte name.  expected one of "ed25519PublicKey", "ed25519SecretSeed", "preAuthTx", "sha256Hash"');
@@ -124,6 +118,6 @@ }
 
-    return _base2.default.encode(unencoded);
+    return encode(unencoded);
 }
 
-const calculateChecksum = (payload) => {
+export const calculateChecksum = (payload) => {
     // This code calculates CRC16-XModem checksum of payload
@@ -152,3 +146,1 @@ // and returns it as Buffer in little-endian order.
 };
-
-module.exports = { calculateChecksum, decodeCheck, encodeCheck };

package.json

 {
   "name": "crypto-addr-codec",
-  "version": "0.1.5",
+  "version": "0.1.6",
   "description": "Light weight package for serializing different crypto addresses",
-  "main": "./lib/index.js",
+  "source": "lib/index.js",
+  "main": "dist/index.js",
+  "module": "dist/index.module.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "echo \"Error: no test specified\" && exit 1",
+    "build": "microbundle",
+    "prepare": "npm run build"
   },
@@ -20,14 +24,13 @@ "repository": {
   "dependencies": {
-    "@babel/runtime": "^7.8.4",
-    "assert": "^2.0.0",
     "base-x": "^3.0.8",
-    "base32.js": "^0.1.0",
-    "bigi": "^1.4.2",
+    "big-integer": "1.6.36",
+    "blakejs": "^1.1.0",
     "bs58": "^4.0.1",
-    "crc": "^3.8.0",
-    "inherits": "latest",
-    "lodash": "^4.17.15",
     "ripemd160-min": "0.0.6",
+    "safe-buffer": "^5.2.0",
     "sha3": "^2.1.1"
+  },
+  "devDependencies": {
+    "microbundle": "^0.12.0-next.8"
   }
 }

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Found 1 instance in 1 package

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This package contains minified code. This may be harmless in some cases where minified code is included in packaged libraries, however packages on npm should not minify code.

Found 1 instance in 1 package

Fixed alerts

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Improved metrics

Total package byte prevSize

537909

increased by561.67%

Dependency count

7

decreased by-36.36%

Number of package files

34

increased by36%

Lines of code

2081

increased by18.98%

Worsened metrics

Dev dependency count

1

increased byInfinity%

Number of low quality alerts

4

increased by100%

Dependency changes

• + Addedbig-integer@1.6.36

• + Addedblakejs@^1.1.0

• + Addedsafe-buffer@^5.2.0

• + Addedbig-integer@1.6.36(transitive)

• + Addedblakejs@1.2.1(transitive)

• - Removed@babel/runtime@^7.8.4

• - Removedassert@^2.0.0

• - Removedbase32.js@^0.1.0

• - Removedbigi@^1.4.2

• - Removedcrc@^3.8.0

• - Removedinherits@latest

• - Removedlodash@^4.17.15

• - Removed@babel/runtime@7.26.0(transitive)

• - Removedassert@2.1.0(transitive)

• - Removedavailable-typed-arrays@1.0.7(transitive)

• - Removedbase32.js@0.1.0(transitive)

• - Removedbigi@1.4.2(transitive)

• - Removedbuffer@5.7.1(transitive)

• - Removedcall-bind@1.0.8(transitive)

• - Removedcall-bind-apply-helpers@1.0.1(transitive)

• - Removedcall-bound@1.0.2(transitive)

• - Removedcrc@3.8.0(transitive)

• - Removeddefine-data-property@1.1.4(transitive)

• - Removeddefine-properties@1.2.1(transitive)

• - Removeddunder-proto@1.0.0(transitive)

• - Removedes-define-property@1.0.1(transitive)

• - Removedes-errors@1.3.0(transitive)

• - Removedes-object-atoms@1.0.0(transitive)

• - Removedfor-each@0.3.3(transitive)

• - Removedfunction-bind@1.1.2(transitive)

• - Removedget-intrinsic@1.2.6(transitive)

• - Removedgopd@1.2.0(transitive)

• - Removedhas-property-descriptors@1.0.2(transitive)

• - Removedhas-symbols@1.1.0(transitive)

• - Removedhas-tostringtag@1.0.2(transitive)

• - Removedhasown@2.0.2(transitive)

• - Removedinherits@2.0.4(transitive)

• - Removedis-arguments@1.2.0(transitive)

• - Removedis-callable@1.2.7(transitive)

• - Removedis-generator-function@1.0.10(transitive)

• - Removedis-nan@1.3.2(transitive)

• - Removedis-typed-array@1.1.13(transitive)

• - Removedlodash@4.17.21(transitive)

• - Removedmath-intrinsics@1.0.0(transitive)

• - Removedobject-is@1.1.6(transitive)

• - Removedobject-keys@1.1.1(transitive)

• - Removedobject.assign@4.1.5(transitive)

• - Removedpossible-typed-array-names@1.0.0(transitive)

• - Removedregenerator-runtime@0.14.1(transitive)

• - Removedset-function-length@1.2.2(transitive)

• - Removedutil@0.12.5(transitive)

• - Removedwhich-typed-array@1.1.16(transitive)