added randomeHex to utils

docs/web3-eth-accounts.rst

@@ -44,6 +44,13 @@ Example
 
 .. code-block:: javascript
 
+    web3.eth.accounts.generate();
+    > {
+        address: "0xb8CE9ab6943e0eCED004cDe8e3bBed6568B2Fa01",
+        publicKey: "0xbb1846722a4c27e71196e1a44611ee7174276a6c51c4830fb810cac64b0725f217cb8783625a809d1303adeeec2cf036ab74098a77a6b7f1003486e173b29aa7"
+        privateKey: "0x348ce564d427a3311b6536bbcff9390d69395b06ed6c486954e971d960fe8709",
+    }
+
     web3.eth.accounts.generate('2435@#@#@±±±±!!!!678543213456764321§34567543213456785432134567');
     > {
         address: "0xF2CD2AA0c7926743B1D4310b2BC984a0a453c3d4",
@@ -51,11 +58,11 @@ Example
         privateKey: "0xd7325de5c2c1cf0009fac77d3d04a9c004b038883446b065871bc3e831dcd098",
     }
 
-    web3.eth.accounts.generate();
+    web3.eth.accounts.generate(web3.utils.randomHex(32));
     > {
-        address: "0xb8CE9ab6943e0eCED004cDe8e3bBed6568B2Fa01",
-        publicKey: "0xbb1846722a4c27e71196e1a44611ee7174276a6c51c4830fb810cac64b0725f217cb8783625a809d1303adeeec2cf036ab74098a77a6b7f1003486e173b29aa7"
-        privateKey: "0x348ce564d427a3311b6536bbcff9390d69395b06ed6c486954e971d960fe8709",
+        address: "0xe78150FaCD36E8EB00291e251424a0515AA1FF05",
+        publicKey: "0x03ade6efb5848276b2ed4185f2523fabaec2443c42c5f648ca3a419d5234dcd03ee22333104be64df1b6db1536591b00cd425b7e13d45c75cea857cf1d4861f7"
+        privateKey: "0xcc505ee6067fba3f6fc2050643379e190e087aeffe5d958ab9f2f3ed3800fa4e",
     }
 
 ------------------------------------------------------------------------------

docs/web3-utils.rst

@@ -6,6 +6,53 @@ web3.utils
 
 This package provides utility functions for Ethereum dapps and other web3.js packages.
 
+------------------------------------------------------------------------------
+
+randomHex
+=====================
+
+.. code-block:: javascript
+
+    web3.utils.randomHex(size)
+
+The `randomHex <https://github.com/frozeman/randomHex`_ library to generate cryptographically strong pseudo-random HEX strings from a given byte size.
+
+----------
+Parameters
+----------
+
+1. ``size`` - ``Number``: The byte size for the HEX string, e.g. ``32`` will result in a 32 bytes HEX string with 64 characters preficed with "0x".
+
+-------
+Returns
+-------
+
+``String``: The generated random HEX string.
+
+-------
+Example
+-------
+
+.. code-block:: javascript
+
+    web3.utils.randomHex(32)
+    > "0xa5b9d60f32436310afebcfda832817a68921beb782fabf7915cc0460b443116a"
+
+    web3.utils.randomHex(4)
+    > "0x6892ffc6"
+
+    web3.utils.randomHex(2)
+    > "0x99d6"
+
+    web3.utils.randomHex(1)
+    > "0x9a"
+
+    web3.utils.randomHex(0)
+    > "0x"
+
+
+
+
 ------------------------------------------------------------------------------
 
 _
@@ -35,8 +82,6 @@ Example
     ...
 
 
-------------------------------------------------------------------------------
-
 
 ------------------------------------------------------------------------------
 

packages/web3-eth/package.json

@@ -17,7 +17,6 @@
         "web3-net": "^1.0.0",
         "web3-utils": "^1.0.0",
         "ethjs-account": "^0.1.0",
-        "randomhex": "^0.1.5",
         "underscore": "^1.8.3"
     }
 }

packages/web3-eth/src/accounts.js

@@ -22,7 +22,7 @@
 
 "use strict";
 
-var randomhex = require('randomhex');
+var utils = require('web3-utils');
 var accounts = require('ethjs-account');
 
 
@@ -30,7 +30,7 @@ var accounts = require('ethjs-account');
 module.exports = {
     generate: function generate(randomString) {
         if(!randomString) {
-            randomString = randomhex(32);
+            randomString = utils.randomHex(32);
         }
         return accounts.generate(randomString);
     },

packages/web3-utils/package.json

@@ -8,7 +8,7 @@
     "dependencies": {
         "utf8": "^2.1.1",
         "underscore": "^1.8.3",
-
+        "randomhex": "^0.1.5",
         "js-sha3": "^0.5.7",
         "ethjs-unit": "^0.1.6",
         "number-to-bn": "^1.7.0",

packages/web3-utils/src/index.js

@@ -26,6 +26,8 @@ var _ = require('underscore');
 var ethjsUnit = require('ethjs-unit');
 var utils = require('./utils.js');
 var soliditySha3 = require('./soliditySha3.js');
+var randomHex = require('randomhex');
+
 
 
 /**
@@ -249,6 +251,7 @@ module.exports = {
     _jsonInterfaceMethodToString: _jsonInterfaceMethodToString,
     // extractDisplayName: extractDisplayName,
     // extractTypeName: extractTypeName,
+    randomHex: randomHex,
     _: _,
     BN: utils.BN,
     isBN: utils.isBN,