Fixed `root` is undefined in some special environment.

.covignore

@@ -1,2 +1,2 @@
+/node_modules/
 /tests/
-node_modules/

.gitignore

@@ -1,2 +1,2 @@
-node_modules
-my_test
+/node_modules/
+/covreporter/

.npmignore

@@ -1,4 +0,0 @@
-my_test
-covreporter
-build
-tests

.travis.yml

@@ -1,12 +1,11 @@
 language: node_js
 node_js:
-  - "0.11"
-  - "0.10"
-  - "0.8"
+  - "0.12.15"
+  - "4.5"
+  - "6.5.0"
 before_install:
-  - npm install mocha -g
-  - npm install coveralls -g
-  - npm install mocha-lcov-reporter -g
+  - npm install coveralls
+  - npm install mocha-lcov-reporter
 script: npm run-script coveralls
 branches:
   only:

CHANGELOG.md

@@ -1,24 +1,36 @@
-# v0.2.1 / 2015-04-03
+# Change Log
 
-* Support AMD.
+## v0.2.2 / 2017-02-08
+### Fixed
+- `root` is undefined in some special environment.
 
-# v0.2.0 / 2015-02-28
+## v0.2.1 / 2015-04-03
+### Added
+- support AMD.
 
-* Remove ascii parameter.
-* Improve performance.
-* Add test case.
+## v0.2.0 / 2015-02-28
+### Added
+- test cases.
 
-# v0.1.2 / 2015-01-07
+### Removed
+- ascii parameter.
 
-* Add bower package.
-* Fixed JSHint warnings.
-* Add travis.
-* Add coveralls.
+### Improved
+- performance.
 
-# v0.1.1 / 2014-07-27
+## v0.1.2 / 2015-01-07
+### Added
+-  bower package.
+- travis.
+- coveralls.
 
-Fixed accents bug
+### Fixed
+- JSHint warnings.
 
-# v0.1.0 / 2014-01-05
+## v0.1.1 / 2014-07-27
+### Fixed
+- accents bug
 
-Initial release
+## v0.1.0 / 2014-01-05
+### Added
+- initial release.

LICENSE.txt

@@ -1,4 +1,4 @@
-Copyright 2014-2015 emn178@gmail.com
+Copyright 2014-2017 Chen, Yi-Cyuan
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the

README.md

@@ -27,66 +27,28 @@ md2('Message to hash');
 ```
 If you use node.js, you should require the module first:
 ```JavaScript
-md2 = require('js-md2');
+var md2 = require('js-md2');
 ```
 If you use require.js, you should require the module first:
 ```JavaScript
-require(['md2.js'], function(md2) {
+require(['md2.js'], function (md2) {
   // ...
 });
 ```
 
 ## Example
-Code
 ```JavaScript
-md2('');
-md2('The quick brown fox jumps over the lazy dog');
-md2('The quick brown fox jumps over the lazy dog.');
-```
-Output
-
-    8350e5a3e24c153df2275c9f80692773
-    03d85a0d629d2c442e987525319fc471
-    71eaa7e440b611e41a6f0d97384b342a
+md2(''); // 8350e5a3e24c153df2275c9f80692773
+md2('The quick brown fox jumps over the lazy dog'); // 03d85a0d629d2c442e987525319fc471
+md2('The quick brown fox jumps over the lazy dog.'); // 71eaa7e440b611e41a6f0d97384b342a
 
-It also supports UTF-8 encoding:
-
-Code
-```JavaScript
-md2('中文');
+// It also supports UTF-8 encoding
+md2('中文'); // 7af93c270b0ec392ca2f0d90a927cf8a
 ```
-Output
 
-    7af93c270b0ec392ca2f0d90a927cf8a
-
-## Extensions
-### jQuery
-If you prefer jQuery style, you can add following code to add a jQuery extension.
-
-Code
-```JavaScript
-jQuery.md2 = md2
-```
-And then you could use like this:
-```JavaScript
-$.md2('message');
-```
-### Prototype
-If you prefer prototype style, you can add following code to add a prototype extension.
-
-Code
-```JavaScript
-String.prototype.md2 = function() {
-  return md2(this);
-};
-```
-And then you could use like this:
-```JavaScript
-'message'.md2();
-```
 ## License
 The project is released under the [MIT license](http://www.opensource.org/licenses/MIT).
 
 ## Contact
 The project's website is located at https://github.com/emn178/js-md2  
-Author: emn178@gmail.com
+Author: Chen, Yi-Cyuan (emn178@gmail.com)

bower.json

@@ -1,6 +1,6 @@
 {
   "name": "js-md2",
-  "version": "0.2.1",
+  "version": "0.2.2",
   "main": ["src/md2.js"],
   "ignore": [
     "samples",

build/md2.min.js

@@ -1,14 +1,10 @@
-/*
- * js-md5 v0.2.1
- * https://github.com/emn178/js-md2
+/**
+ * [js-md2]{@link https://github.com/emn178/js-md2}
  *
- * Copyright 2014-2015, emn178@gmail.com
- *
- * Licensed under the MIT license:
- * http://www.opensource.org/licenses/MIT
+ * @namespace md2
+ * @version 0.2.2
+ * @author Chen, Yi-Cyuan [emn178@gmail.com]
+ * @copyright Chen, Yi-Cyuan 2014-2017
+ * @license MIT
  */
-(function(h,v){"object"==typeof process&&process.versions&&process.versions.node&&(h=global);var u="function"==typeof define&&define.amd,q="0123456789abcdef".split(""),r=[41,46,67,201,162,216,124,1,61,54,84,161,236,240,6,19,98,167,5,243,192,199,115,140,152,147,43,217,188,76,130,202,30,155,87,60,253,212,224,22,103,66,111,24,138,23,229,18,190,78,196,214,218,158,222,73,160,251,245,142,187,47,238,122,169,104,121,145,21,178,7,63,148,194,16,137,11,34,95,33,128,127,93,154,90,144,50,39,53,62,204,231,191,
-247,151,3,255,25,48,179,72,165,181,209,215,94,146,42,172,86,170,198,79,184,56,210,150,164,125,182,118,252,107,226,156,116,4,241,69,157,112,89,100,113,135,32,134,91,207,101,230,45,168,2,27,96,37,173,174,176,185,246,28,70,97,105,52,64,126,15,85,71,163,35,221,81,175,58,195,92,249,206,186,197,234,38,44,83,13,110,133,40,132,9,211,223,205,244,65,129,77,82,106,220,55,200,108,193,171,250,36,225,123,8,12,189,177,74,120,136,149,139,227,99,232,109,233,203,213,254,59,0,29,57,242,239,183,14,102,88,208,228,166,
-119,114,248,235,117,75,10,49,68,80,180,143,237,31,26,219,153,141,51,159,17,131,20],c=[],a=[],k=[],g=function(e){var d,b,l,f,h=0,g=1,m=0,n=0,p=0,t=e.length;for(b=0;16>b;++b)a[b]=k[b]=0;c[16]=c[17]=c[18]=0;do{c[0]=c[16];c[1]=c[17];c[2]=c[18];c[16]=c[17]=c[18]=c[3]=c[4]=c[5]=c[6]=c[7]=c[8]=c[9]=c[10]=c[11]=c[12]=c[13]=c[14]=c[15]=0;for(b=n;m<t&&16>b;++m)d=e.charCodeAt(m),128>d?c[b++]=d:(2048>d?c[b++]=192|d>>6:(55296>d||57344<=d?c[b++]=224|d>>12:(d=65536+((d&1023)<<10|e.charCodeAt(++m)&1023),c[b++]=240|
-d>>18,c[b++]=128|d>>12&63),c[b++]=128|d>>6&63),c[b++]=128|d&63);p+=b-n;n=b-16;if(m==t&&16>b)for(g=2,f=16-(p&15);16>b;++b)c[b]=f;for(b=0;16>b;++b)k[b]^=r[c[b]^h],h=k[b];for(b=0;b<g;++b)for(d=0===b?c:k,a[16]=d[0],a[32]=a[16]^a[0],a[17]=d[1],a[33]=a[17]^a[1],a[18]=d[2],a[34]=a[18]^a[2],a[19]=d[3],a[35]=a[19]^a[3],a[20]=d[4],a[36]=a[20]^a[4],a[21]=d[5],a[37]=a[21]^a[5],a[22]=d[6],a[38]=a[22]^a[6],a[23]=d[7],a[39]=a[23]^a[7],a[24]=d[8],a[40]=a[24]^a[8],a[25]=d[9],a[41]=a[25]^a[9],a[26]=d[10],a[42]=a[26]^
-a[10],a[27]=d[11],a[43]=a[27]^a[11],a[28]=d[12],a[44]=a[28]^a[12],a[29]=d[13],a[45]=a[29]^a[13],a[30]=d[14],a[46]=a[30]^a[14],a[31]=d[15],a[47]=a[31]^a[15],d=f=0;18>d;++d){for(l=0;48>l;++l)a[l]=f=a[l]^r[f];f=f+d&255}}while(1==g);e="";for(b=0;16>b;++b)e+=q[a[b]>>4&15]+q[a[b]&15];return e};!h.JS_MD2_TEST&&"object"==typeof module&&module.exports?module.exports=g:(u&&define(function(){return g}),h.md2=g)})(this);
+!function(){"use strict";var o="object"==typeof window?window:{},e=!o.JS_MD2_NO_NODE_JS&&"object"==typeof process&&process.versions&&process.versions.node;e&&(o=global);var r=!o.JS_MD2_NO_COMMON_JS&&"object"==typeof module&&module.exports,f="function"==typeof define&&define.amd,t="0123456789abcdef".split(""),n=[41,46,67,201,162,216,124,1,61,54,84,161,236,240,6,19,98,167,5,243,192,199,115,140,152,147,43,217,188,76,130,202,30,155,87,60,253,212,224,22,103,66,111,24,138,23,229,18,190,78,196,214,218,158,222,73,160,251,245,142,187,47,238,122,169,104,121,145,21,178,7,63,148,194,16,137,11,34,95,33,128,127,93,154,90,144,50,39,53,62,204,231,191,247,151,3,255,25,48,179,72,165,181,209,215,94,146,42,172,86,170,198,79,184,56,210,150,164,125,182,118,252,107,226,156,116,4,241,69,157,112,89,100,113,135,32,134,91,207,101,230,45,168,2,27,96,37,173,174,176,185,246,28,70,97,105,52,64,126,15,85,71,163,35,221,81,175,58,195,92,249,206,186,197,234,38,44,83,13,110,133,40,132,9,211,223,205,244,65,129,77,82,106,220,55,200,108,193,171,250,36,225,123,8,12,189,177,74,120,136,149,139,227,99,232,109,233,203,213,254,59,0,29,57,242,239,183,14,102,88,208,228,166,119,114,248,235,117,75,10,49,68,80,180,143,237,31,26,219,153,141,51,159,17,131,20],d=[],i=[],s=[],c=function(o){var e,r,f,c,p,u,a=0,l=1,_=0,v=0,b=0,m=o.length;for(r=0;16>r;++r)i[r]=s[r]=0;d[16]=d[17]=d[18]=0;do{for(d[0]=d[16],d[1]=d[17],d[2]=d[18],d[16]=d[17]=d[18]=d[3]=d[4]=d[5]=d[6]=d[7]=d[8]=d[9]=d[10]=d[11]=d[12]=d[13]=d[14]=d[15]=0,r=v;m>_&&16>r;++_)e=o.charCodeAt(_),128>e?d[r++]=e:2048>e?(d[r++]=192|e>>6,d[r++]=128|63&e):55296>e||e>=57344?(d[r++]=224|e>>12,d[r++]=128|e>>6&63,d[r++]=128|63&e):(e=65536+((1023&e)<<10|1023&o.charCodeAt(++_)),d[r++]=240|e>>18,d[r++]=128|e>>12&63,d[r++]=128|e>>6&63,d[r++]=128|63&e);if(b+=r-v,v=r-16,_===m&&16>r)for(l=2,p=16-(15&b);16>r;++r)d[r]=p;for(r=0;16>r;++r)s[r]^=n[d[r]^a],a=s[r];for(r=0;l>r;++r)for(u=0===r?d:s,i[16]=u[0],i[32]=i[16]^i[0],i[17]=u[1],i[33]=i[17]^i[1],i[18]=u[2],i[34]=i[18]^i[2],i[19]=u[3],i[35]=i[19]^i[3],i[20]=u[4],i[36]=i[20]^i[4],i[21]=u[5],i[37]=i[21]^i[5],i[22]=u[6],i[38]=i[22]^i[6],i[23]=u[7],i[39]=i[23]^i[7],i[24]=u[8],i[40]=i[24]^i[8],i[25]=u[9],i[41]=i[25]^i[9],i[26]=u[10],i[42]=i[26]^i[10],i[27]=u[11],i[43]=i[27]^i[11],i[28]=u[12],i[44]=i[28]^i[12],i[29]=u[13],i[45]=i[29]^i[13],i[30]=u[14],i[46]=i[30]^i[14],i[31]=u[15],i[47]=i[31]^i[15],p=0,f=0;18>f;++f){for(c=0;48>c;++c)i[c]=p=i[c]^n[p];p=p+f&255}}while(1===l);var w="";for(r=0;16>r;++r)w+=t[i[r]>>4&15]+t[15&i[r]];return w};r?module.exports=c:(o.md2=c,f&&define(function(){return c}))}();

package.json

@@ -1,15 +1,19 @@
 {
   "name": "js-md2",
-  "version": "0.2.1",
+  "version": "0.2.2",
   "description": "A simple MD2 hash function for JavaScript supports UTF-8 encoding.",
   "main": "src/md2.js",
   "devDependencies": {
     "expect.js": "~0.3.1",
-    "jscoverage": "~0.5.9"
+    "jscoverage": "~0.5.9",
+    "mocha": "~2.3.4",
+    "uglifyjs": "~2.4.10"
   },
   "scripts": {
     "test": "mocha tests/node-test.js -r jscoverage",
-    "coveralls": "mocha tests/node-test.js -R mocha-lcov-reporter -r jscoverage | coveralls"
+    "report": "mocha tests/node-test.js -r jscoverage --covout=html",
+    "coveralls": "mocha tests/node-test.js -R mocha-lcov-reporter -r jscoverage | coveralls",
+    "build": "uglifyjs src/md2.js --compress --mangle --comments --output build/md2.min.js"
   },
   "repository": {
     "type": "git",
@@ -23,7 +27,7 @@
     "HMAC"
   ],
   "license": "MIT",
-  "author": "emn178 <emn178@gmail.com>",
+  "author": "Chen, Yi-Cyuan <emn178@gmail.com>",
   "homepage": "https://github.com/emn178/js-md2",
   "bugs": {
     "url": "https://github.com/emn178/js-md2/issues"

src/md2.js

@@ -1,47 +1,51 @@
-/*
- * js-md5 v0.2.1
- * https://github.com/emn178/js-md2
+/**
+ * [js-md2]{@link https://github.com/emn178/js-md2}
  *
- * Copyright 2014-2015, emn178@gmail.com
- *
- * Licensed under the MIT license:
- * http://www.opensource.org/licenses/MIT
+ * @namespace md2
+ * @version 0.2.2
+ * @author Chen, Yi-Cyuan [emn178@gmail.com]
+ * @copyright Chen, Yi-Cyuan 2014-2017
+ * @license MIT
  */
-;(function(root, undefined) {
+/*jslint bitwise: true */
+(function () {
   'use strict';
 
-  var NODE_JS = typeof process == 'object' && process.versions && process.versions.node;
-  if(NODE_JS) {
+  var root = typeof window === 'object' ? window : {};
+  var NODE_JS = !root.JS_MD2_NO_NODE_JS && typeof process === 'object' && process.versions && process.versions.node;
+  if (NODE_JS) {
     root = global;
   }
-  var COMMON_JS = !root.JS_MD2_TEST && typeof module == 'object' && module.exports;
-  var AMD = typeof define == 'function' && define.amd;
+  var COMMON_JS = !root.JS_MD2_NO_COMMON_JS && typeof module === 'object' && module.exports;
+  var AMD = typeof define === 'function' && define.amd;
   var HEX_CHARS = '0123456789abcdef'.split('');
 
-  var S = [ 0x29, 0x2E, 0x43, 0xC9, 0xA2, 0xD8, 0x7C, 0x01, 0x3D, 0x36, 0x54, 0xA1, 0xEC, 0xF0, 0x06, 0x13,
-            0x62, 0xA7, 0x05, 0xF3, 0xC0, 0xC7, 0x73, 0x8C, 0x98, 0x93, 0x2B, 0xD9, 0xBC, 0x4C, 0x82, 0xCA, 
-            0x1E, 0x9B, 0x57, 0x3C, 0xFD, 0xD4, 0xE0, 0x16, 0x67, 0x42, 0x6F, 0x18, 0x8A, 0x17, 0xE5, 0x12, 
-            0xBE, 0x4E, 0xC4, 0xD6, 0xDA, 0x9E, 0xDE, 0x49, 0xA0, 0xFB, 0xF5, 0x8E, 0xBB, 0x2F, 0xEE, 0x7A, 
-            0xA9, 0x68, 0x79, 0x91, 0x15, 0xB2, 0x07, 0x3F, 0x94, 0xC2, 0x10, 0x89, 0x0B, 0x22, 0x5F, 0x21,
-            0x80, 0x7F, 0x5D, 0x9A, 0x5A, 0x90, 0x32, 0x27, 0x35, 0x3E, 0xCC, 0xE7, 0xBF, 0xF7, 0x97, 0x03, 
-            0xFF, 0x19, 0x30, 0xB3, 0x48, 0xA5, 0xB5, 0xD1, 0xD7, 0x5E, 0x92, 0x2A, 0xAC, 0x56, 0xAA, 0xC6, 
-            0x4F, 0xB8, 0x38, 0xD2, 0x96, 0xA4, 0x7D, 0xB6, 0x76, 0xFC, 0x6B, 0xE2, 0x9C, 0x74, 0x04, 0xF1, 
-            0x45, 0x9D, 0x70, 0x59, 0x64, 0x71, 0x87, 0x20, 0x86, 0x5B, 0xCF, 0x65, 0xE6, 0x2D, 0xA8, 0x02, 
-            0x1B, 0x60, 0x25, 0xAD, 0xAE, 0xB0, 0xB9, 0xF6, 0x1C, 0x46, 0x61, 0x69, 0x34, 0x40, 0x7E, 0x0F, 
-            0x55, 0x47, 0xA3, 0x23, 0xDD, 0x51, 0xAF, 0x3A, 0xC3, 0x5C, 0xF9, 0xCE, 0xBA, 0xC5, 0xEA, 0x26, 
-            0x2C, 0x53, 0x0D, 0x6E, 0x85, 0x28, 0x84, 0x09, 0xD3, 0xDF, 0xCD, 0xF4, 0x41, 0x81, 0x4D, 0x52, 
-            0x6A, 0xDC, 0x37, 0xC8, 0x6C, 0xC1, 0xAB, 0xFA, 0x24, 0xE1, 0x7B, 0x08, 0x0C, 0xBD, 0xB1, 0x4A, 
-            0x78, 0x88, 0x95, 0x8B, 0xE3, 0x63, 0xE8, 0x6D, 0xE9, 0xCB, 0xD5, 0xFE, 0x3B, 0x00, 0x1D, 0x39, 
-            0xF2, 0xEF, 0xB7, 0x0E, 0x66, 0x58, 0xD0, 0xE4, 0xA6, 0x77, 0x72, 0xF8, 0xEB, 0x75, 0x4B, 0x0A, 
-            0x31, 0x44, 0x50, 0xB4, 0x8F, 0xED, 0x1F, 0x1A, 0xDB, 0x99, 0x8D, 0x33, 0x9F, 0x11, 0x83, 0x14];
+  var S = [
+    0x29, 0x2E, 0x43, 0xC9, 0xA2, 0xD8, 0x7C, 0x01, 0x3D, 0x36, 0x54, 0xA1, 0xEC, 0xF0, 0x06, 0x13,
+    0x62, 0xA7, 0x05, 0xF3, 0xC0, 0xC7, 0x73, 0x8C, 0x98, 0x93, 0x2B, 0xD9, 0xBC, 0x4C, 0x82, 0xCA, 
+    0x1E, 0x9B, 0x57, 0x3C, 0xFD, 0xD4, 0xE0, 0x16, 0x67, 0x42, 0x6F, 0x18, 0x8A, 0x17, 0xE5, 0x12, 
+    0xBE, 0x4E, 0xC4, 0xD6, 0xDA, 0x9E, 0xDE, 0x49, 0xA0, 0xFB, 0xF5, 0x8E, 0xBB, 0x2F, 0xEE, 0x7A, 
+    0xA9, 0x68, 0x79, 0x91, 0x15, 0xB2, 0x07, 0x3F, 0x94, 0xC2, 0x10, 0x89, 0x0B, 0x22, 0x5F, 0x21,
+    0x80, 0x7F, 0x5D, 0x9A, 0x5A, 0x90, 0x32, 0x27, 0x35, 0x3E, 0xCC, 0xE7, 0xBF, 0xF7, 0x97, 0x03, 
+    0xFF, 0x19, 0x30, 0xB3, 0x48, 0xA5, 0xB5, 0xD1, 0xD7, 0x5E, 0x92, 0x2A, 0xAC, 0x56, 0xAA, 0xC6, 
+    0x4F, 0xB8, 0x38, 0xD2, 0x96, 0xA4, 0x7D, 0xB6, 0x76, 0xFC, 0x6B, 0xE2, 0x9C, 0x74, 0x04, 0xF1, 
+    0x45, 0x9D, 0x70, 0x59, 0x64, 0x71, 0x87, 0x20, 0x86, 0x5B, 0xCF, 0x65, 0xE6, 0x2D, 0xA8, 0x02, 
+    0x1B, 0x60, 0x25, 0xAD, 0xAE, 0xB0, 0xB9, 0xF6, 0x1C, 0x46, 0x61, 0x69, 0x34, 0x40, 0x7E, 0x0F, 
+    0x55, 0x47, 0xA3, 0x23, 0xDD, 0x51, 0xAF, 0x3A, 0xC3, 0x5C, 0xF9, 0xCE, 0xBA, 0xC5, 0xEA, 0x26, 
+    0x2C, 0x53, 0x0D, 0x6E, 0x85, 0x28, 0x84, 0x09, 0xD3, 0xDF, 0xCD, 0xF4, 0x41, 0x81, 0x4D, 0x52, 
+    0x6A, 0xDC, 0x37, 0xC8, 0x6C, 0xC1, 0xAB, 0xFA, 0x24, 0xE1, 0x7B, 0x08, 0x0C, 0xBD, 0xB1, 0x4A, 
+    0x78, 0x88, 0x95, 0x8B, 0xE3, 0x63, 0xE8, 0x6D, 0xE9, 0xCB, 0xD5, 0xFE, 0x3B, 0x00, 0x1D, 0x39, 
+    0xF2, 0xEF, 0xB7, 0x0E, 0x66, 0x58, 0xD0, 0xE4, 0xA6, 0x77, 0x72, 0xF8, 0xEB, 0x75, 0x4B, 0x0A, 
+    0x31, 0x44, 0x50, 0xB4, 0x8F, 0xED, 0x1F, 0x1A, 0xDB, 0x99, 0x8D, 0x33, 0x9F, 0x11, 0x83, 0x14
+  ];
 
   var M = [], X = [], C = [];
 
-  var md2 = function(message) {
+  var md2 = function (message) {
     var code, i, j, k, t, L = 0, loop = 1, B,
-        index = 0, start = 0, bytes = 0, length = message.length;
+      index = 0, start = 0, bytes = 0, length = message.length;
 
-    for(i = 0;i < 16;++i) {
+    for (i = 0; i < 16; ++i) {
       X[i] = C[i] = 0;
     }
 
@@ -54,7 +58,7 @@
       M[4] = M[5] = M[6] = M[7] =
       M[8] = M[9] = M[10] = M[11] =
       M[12] = M[13] = M[14] = M[15] = 0;
-      for (i = start;index < length && i < 16; ++index) {
+      for (i = start; index < length && i < 16; ++index) {
         code = message.charCodeAt(index);
         if (code < 0x80) {
           M[i++] = code;
@@ -76,20 +80,20 @@
       bytes += i - start;
       start = i - 16;
 
-      if(index == length && i < 16) {
+      if (index === length && i < 16) {
         loop = 2;
         t = 16 - (bytes & 15);
-        for(;i < 16;++i) {
+        for (; i < 16; ++i) {
           M[i] = t;
         }
       }
 
-      for(i = 0;i < 16;++i) {
+      for (i = 0; i < 16; ++i) {
         C[i] ^= S[M[i] ^ L];
         L = C[i];
       }
 
-      for(i = 0;i < loop;++i) {
+      for (i = 0; i < loop; ++i) {
         B = i === 0 ? M : C;
 
         X[16] = B[0];
@@ -126,30 +130,30 @@
         X[47] = X[31] ^ X[15];
 
         t = 0;
-        for(j = 0;j < 18;++j) {
-          for(k = 0;k < 48;++k) {
+        for (j = 0; j < 18; ++j) {
+          for (k = 0; k < 48; ++k) {
             X[k] = t = X[k] ^ S[t];
           }
           t = (t + j) & 0xFF;
         }
       }
-    } while(loop == 1);
+    } while (loop === 1);
 
     var hex = '';
-    for(i = 0;i < 16;++i) {
+    for (i = 0; i < 16; ++i) {
       hex += HEX_CHARS[(X[i] >> 4) & 0x0F] + HEX_CHARS[X[i] & 0x0F];
     }
     return hex;
   };
   
-  if(COMMON_JS) {
+  if (COMMON_JS) {
     module.exports = md2;
   } else {
-    if(AMD) {
+    root.md2 = md2;
+    if (AMD) {
       define(function() {
         return md2;
       });
     }
-    root.md2 = md2;
   }
-}(this));
+})();

tests/node-test.js

@@ -1,23 +1,50 @@
-md2 = require('../src/md2.js');
+// Node.js env
 expect = require('expect.js');
+md2 = require('../src/md2.js');
 require('./test.js');
 
 delete require.cache[require.resolve('../src/md2.js')]
 delete require.cache[require.resolve('./test.js')]
 md2 = null
 
-JS_MD2_TEST = true;
-require('../src/md2.js');
+// Webpack browser env
+JS_MD2_NO_NODE_JS = true;
+window = global;
+md2 = require('../src/md2.js');
 require('./test.js');
 
 delete require.cache[require.resolve('../src/md2.js')]
 delete require.cache[require.resolve('./test.js')]
 md2 = null
 
-define = function(func) {
+// browser env
+JS_MD2_NO_NODE_JS = true;
+JS_MD2_NO_COMMON_JS = true;
+window = global;
+require('../src/md2.js');
+require('./test.js');
+
+delete require.cache[require.resolve('../src/md2.js')];
+delete require.cache[require.resolve('./test.js')];
+md2 = null;
+
+// browser AMD
+JS_MD2_NO_NODE_JS = true;
+JS_MD2_NO_COMMON_JS = true;
+window = global;
+define = function (func) {
   md2 = func();
+  require('./test.js');
 };
 define.amd = true;
 
 require('../src/md2.js');
-require('./test.js');
+
+
+// define = function(func) {
+//   md2 = func();
+// };
+// define.amd = true;
+
+// require('../src/md2.js');
+// require('./test.js');

tests/requirejs.html

@@ -12,9 +12,9 @@
   <div id="mocha"></div>
   <script>
     mocha.setup('bdd');
-    require(['../src/md2.js'], function(md2) {
+    require(['../src/md2.js'], function (md2) {
       window.md2 = md2;
-      require(['test.js'], function() {
+      require(['test.js'], function () {
         mocha.checkLeaks();
         mocha.run();
       })

tests/test.js

@@ -1,31 +1,31 @@
-(function(md2) {
-  describe('ascii', function() {
-    describe('less than 64 bytes', function() {
-      it('should be successful', function() {
+(function (md2) {
+  describe('ascii', function () {
+    describe('less than 64 bytes', function () {
+      it('should be successful', function () {
         expect(md2('')).to.be('8350e5a3e24c153df2275c9f80692773');
         expect(md2('The quick brown fox jumps over the lazy dog')).to.be('03d85a0d629d2c442e987525319fc471');
         expect(md2('The quick brown fox jumps over the lazy dog.')).to.be('71eaa7e440b611e41a6f0d97384b342a');
       });
     });
 
-    describe('more than 64 bytes', function() {
-      it('should be successful', function() {
+    describe('more than 64 bytes', function () {
+      it('should be successful', function () {
         expect(md2('The MD5 message-digest algorithm is a widely used cryptographic hash function producing a 128-bit (16-byte) hash value, typically expressed in text format as a 32 digit hexadecimal number. MD5 has been utilized in a wide variety of cryptographic applications, and is also commonly used to verify data integrity.')).to.be('3658f72434eecc8bdb99047f9710c263');
       });
     });
   });
 
-  describe('UTF8', function() {
-    describe('less than 64 bytes', function() {
-      it('should be successful', function() {
+  describe('UTF8', function () {
+    describe('less than 64 bytes', function () {
+      it('should be successful', function () {
         expect(md2('中文')).to.be('7af93c270b0ec392ca2f0d90a927cf8a');
         expect(md2('aécio')).to.be('628657f2dbd637b6b13500e8567a1c83');
         expect(md2('𠜎')).to.be('434fc70b04f5ce106b1463f2201223a2');
       });
     });
 
-    describe('more than 64 bytes', function() {
-      it('should be successful', function() {
+    describe('more than 64 bytes', function () {
+      it('should be successful', function () {
         expect(md2('訊息摘要演算法第五版（英語：Message-Digest Algorithm 5，縮寫為MD5），是當前電腦領域用於確保資訊傳輸完整一致而廣泛使用的雜湊演算法之一（又譯雜湊演算法、摘要演算法等），主流程式語言普遍已有MD5的實作。')).to.be('4a0cf02bb374a56e9a9a17e426dee995');
       });
     });