multihashing-async - npm Package Compare versions

Comparing version 0.8.0 to 0.8.1

CHANGELOG.md

@@ -0,1 +1,11 @@
+<a name="0.8.1"></a>
+## [0.8.1](https://github.com/multiformats/js-multihashing-async/compare/v0.8.0...v0.8.1) (2020-03-14)
+
+
+### Bug Fixes
+
+* expose sha ([#66](https://github.com/multiformats/js-multihashing-async/issues/66)) ([dbe2a4a](https://github.com/multiformats/js-multihashing-async/commit/dbe2a4a))
+
+
+
 <a name="0.8.0"></a>
@@ -2,0 +12,0 @@ # [0.8.0](https://github.com/multiformats/js-multihashing-async/compare/v0.7.0...v0.8.0) (2019-09-12)

package.json

 {
   "name": "multihashing-async",
-  "version": "0.8.0",
+  "version": "0.8.1",
   "description": "multiple hash functions",
@@ -45,3 +45,3 @@ "keywords": [
   "devDependencies": {
-    "aegir": "^20.1.0",
+    "aegir": "^21.3.0",
     "benchmark": "^2.1.4",
@@ -57,26 +57,21 @@ "chai": "^4.1.2",
   "contributors": [
-    "André Cruz <[e-mail]>",
-    "Arve Knudsen <[e-mail]>",
     "David Dias <[e-mail]>",
-    "David Dias <[e-mail]>",
-    "Dmitriy Ryajov <[e-mail]>",
     "Friedel Ziegelmayer <[e-mail]>",
-    "Harlan T Wood <[e-mail]>",
     "Hugo Dias <[e-mail]>",
-    "Hugo Dias <[e-mail]>",
-    "Irakli Gozalishvili <[e-mail]>",
-    "Jacob Heun <[e-mail]>",
     "Juan Batiz-Benet <[e-mail]>",
-    "Marcin Rataj <[e-mail]>",
-    "Matteo Collina <[e-mail]>",
+    "Richard Littauer <[e-mail]>",
+    "Pedro Teixeira <[e-mail]>",
+    "Victor Bjelkholm <[e-mail]>",
     "Mikeal Rogers <[e-mail]>",
     "Mitar <[e-mail]>",
-    "Pedro Teixeira <[e-mail]>",
-    "Richard Littauer <[e-mail]>",
     "Richard Schneider <[e-mail]>",
-    "Victor Bjelkholm <[e-mail]>",
     "Volker Mische <[e-mail]>",
-    "dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>",
-    "npm-to-cdn-bot (by Forbes Lindesay) <[e-mail]>"
+    "André Cruz <[e-mail]>",
+    "Arve Knudsen <[e-mail]>",
+    "Dmitriy Ryajov <[e-mail]>",
+    "Irakli Gozalishvili <[e-mail]>",
+    "Jacob Heun <[e-mail]>",
+    "Marcin Rataj <[e-mail]>",
+    "Matteo Collina <[e-mail]>"
   ]
 }

src/crypto.js

@@ -6,3 +6,3 @@ 'use strict'
 const mur = require('murmurhash3js-revisited')
-const sha = require('./sha')
+const { factory: sha } = require('./sha')
 const { fromNumberTo32BitBuf } = require('./utils')
@@ -9,0 +9,0 @@

src/sha.browser.js

@@ -0,8 +1,10 @@
+/* eslint-disable require-await */
 'use strict'
 
 const { Buffer } = require('buffer')
+const multihash = require('multihashes')
 
 const crypto = self.crypto || self.msCrypto
 
-module.exports = (algorithm) => {
+const digest = async (data, alg) => {
   if (typeof self === 'undefined' || (!self.crypto && !self.msCrypto)) {
@@ -13,19 +15,27 @@ throw new Error(
   }
-
-  return async (data) => {
-    switch (algorithm) {
-      case 'sha1':
-        return Buffer.from(await crypto.subtle.digest({ name: 'SHA-1' }, data))
-      case 'sha2-256':
-        return Buffer.from(await crypto.subtle.digest({ name: 'SHA-256' }, data))
-      case 'sha2-512':
-        return Buffer.from(await crypto.subtle.digest({ name: 'SHA-512' }, data))
-      case 'dbl-sha2-256': {
-        const d = await crypto.subtle.digest({ name: 'SHA-256' }, data)
-        return Buffer.from(await crypto.subtle.digest({ name: 'SHA-256' }, d))
-      }
-      default:
-        throw new Error(`${algorithm} is not a supported algorithm`)
+  switch (alg) {
+    case 'sha1':
+      return Buffer.from(await crypto.subtle.digest({ name: 'SHA-1' }, data))
+    case 'sha2-256':
+      return Buffer.from(await crypto.subtle.digest({ name: 'SHA-256' }, data))
+    case 'sha2-512':
+      return Buffer.from(await crypto.subtle.digest({ name: 'SHA-512' }, data))
+    case 'dbl-sha2-256': {
+      const d = await crypto.subtle.digest({ name: 'SHA-256' }, data)
+      return Buffer.from(await crypto.subtle.digest({ name: 'SHA-256' }, d))
     }
+    default:
+      throw new Error(`${alg} is not a supported algorithm`)
   }
 }
+
+module.exports = {
+  factory: (alg) => async (data) => {
+    return digest(data, alg)
+  },
+  digest,
+  multihashing: async (buf, alg, length) => {
+    const h = await digest(buf, alg, length)
+    return multihash.encode(h, alg, length)
+  }
+}

src/sha.js

@@ -0,3 +1,5 @@
+/* eslint-disable require-await */
 'use strict'
 const crypto = require('crypto')
+const multihash = require('multihashes')
 
@@ -8,4 +10,4 @@ // Note that although this function doesn't do any asynchronous work, we mark
 // eslint-disable-next-line
-module.exports = (algorithm) => async (data) => {
-  switch (algorithm) {
+const digest = async (data, alg) => {
+  switch (alg) {
     case 'sha1':
@@ -22,4 +24,15 @@ return crypto.createHash('sha1').update(data).digest()
     default:
-      throw new Error(`${algorithm} is not a supported algorithm`)
+      throw new Error(`${alg} is not a supported algorithm`)
   }
 }
+
+module.exports = {
+  factory: (alg) => async (data) => {
+    return digest(data, alg)
+  },
+  digest,
+  multihashing: async (buf, alg, length) => {
+    const h = await digest(buf, alg, length)
+    return multihash.encode(h, alg, length)
+  }
+}

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