create-hash - npm Package Compare versions

Comparing version 1.1.1 to 1.1.2

browser.js

@@ -7,6 +7,6 @@ 'use strict';
 
-var Transform = require('stream').Transform
+var Base = require('cipher-base')
 
 function HashNoConstructor(hash) {
-  Transform.call(this)
+  Base.call(this, 'digest')
 
@@ -17,25 +17,9 @@ this._hash = hash
 
-inherits(HashNoConstructor, Transform)
+inherits(HashNoConstructor, Base)
 
-HashNoConstructor.prototype._transform = function (data, _, next) {
+HashNoConstructor.prototype._update = function (data) {
   this.buffers.push(data)
-
-  next()
 }
 
-HashNoConstructor.prototype._flush = function (next) {
-  this.push(this.digest())
-  next()
-}
-
-HashNoConstructor.prototype.update = function (data, enc) {
-  if (typeof data === 'string') {
-    data = new Buffer(data, enc)
-  }
-
-  this.buffers.push(data)
-  return this
-}
-
-HashNoConstructor.prototype.digest = function (enc) {
+HashNoConstructor.prototype._final = function () {
   var buf = Buffer.concat(this.buffers)
@@ -45,7 +29,7 @@ var r = this._hash(buf)
 
-  return enc ? r.toString(enc) : r
+  return r
 }
 
 function Hash(hash) {
-  Transform.call(this)
+  Base.call(this, 'digest')
 
@@ -55,39 +39,18 @@ this._hash = hash
 
-inherits(Hash, Transform)
+inherits(Hash, Base)
 
-Hash.prototype._transform = function (data, enc, next) {
-  if (enc) data = new Buffer(data, enc)
-
+Hash.prototype._update = function (data) {
   this._hash.update(data)
-
-  next()
 }
 
-Hash.prototype._flush = function (next) {
-  this.push(this._hash.digest())
-  this._hash = null
-
-  next()
+Hash.prototype._final = function () {
+  return this._hash.digest()
 }
 
-Hash.prototype.update = function (data, enc) {
-  if (typeof data === 'string') {
-    data = new Buffer(data, enc)
-  }
-
-  this._hash.update(data)
-  return this
-}
-
-Hash.prototype.digest = function (enc) {
-  var outData = this._hash.digest()
-
-  return enc ? outData.toString(enc) : outData
-}
-
 module.exports = function createHash (alg) {
+  alg = alg.toLowerCase()
   if ('md5' === alg) return new HashNoConstructor(md5)
-  if ('rmd160' === alg) return new HashNoConstructor(rmd160)
+  if ('rmd160' === alg || 'ripemd160' === alg) return new HashNoConstructor(rmd160)
 
   return new Hash(sha(alg))
 }

package.json

 {
   "name": "create-hash",
-  "version": "1.1.1",
+  "version": "1.1.2",
   "description": "create hashes for browserify",
@@ -29,2 +29,3 @@ "browser": "browser.js",
   "dependencies": {
+    "cipher-base": "^1.0.1",
     "inherits": "^2.0.1",
@@ -31,0 +32,0 @@ "ripemd160": "^1.0.0",

test.js

 var fs = require('fs')
 var test = require('tape')
 
-var algorithms = ['sha1', 'sha224', 'sha256', 'sha384', 'sha512', 'md5', 'rmd160']
+var algorithms = ['sha1', 'sha224', 'sha256', 'sha384', 'sha512', 'md5', 'rmd160', 'ripemd160']
 var encodings = [/*'binary',*/ 'hex', 'base64'];
 var vectors = require('hash-test-vectors')
-
+vectors.forEach(function (vector) {
+  vector.ripemd160 = vector.rmd160
+})
 var createHash = require('./browser')
@@ -9,0 +11,0 @@

Fixed alerts

New author

Supply chain risk

A new npm collaborator published a version of the package for the first time. New collaborators are usually benign additions to a project, but do indicate a change to the security surface area of a package.

Found 1 instance in 1 package

Improved metrics

Number of medium supply chain risk alerts

0

decreased by-100%

Worsened metrics

Total package byte prevSize

10393

decreased by-5.09%

Dependency count

4

increased by33.33%

Lines of code

244

decreased by-8.61%

Dependency changes

• + Addedcipher-base@^1.0.1

• + Addedcipher-base@1.0.6(transitive)