rewrite in js

.travis.yml

@@ -1,5 +1,4 @@
 language: node_js
 node_js:
-  - 0.7
-  - 0.8
-  - 0.9
+  - "0.10"
+  - "0.11"

index.js

@@ -1,2 +1,15 @@
-require('coffee-script/register');
-module.exports = require('./lib/main');
+module.exports = function(chars) {
+  if (typeof chars === 'string') {
+    chars = chars.split('').map(function(str){
+      return str.charCodeAt(0);
+    });
+  }
+
+  if (!Array.isArray(chars)) {
+    throw new Error('input must be a string or an array');
+  }
+
+  return chars.reduce(function(prev, curr){
+    return ((prev << 5) + prev) + curr;
+  }, 5381);
+};

package.json

@@ -1,29 +1,25 @@
 {
-   "name":"djb2",
-   "description":"djb2 hash in JS",
-   "version":"0.0.1",
-   "homepage":"http://github.com/wearefractal/djb2",
-   "repository":"git://github.com/wearefractal/djb2.git",
-   "author":"Fractal <contact@wearefractal.com> (http://wearefractal.com/)",
-   "main":"./index.js",
-
-   "dependencies":{
-      "coffee-script":"*"
-   },
-   "devDependencies":{
-      "mocha":"*",
-      "should":"*"
-   },
-   "scripts":{
-      "test":"mocha --compilers coffee:coffee-script"
-   },
-   "engines":{
-      "node":">= 0.4.0"
-   },
-   "licenses":[
-      {
-         "type":"MIT",
-         "url":"http://github.com/wearefractal/djb2/raw/master/LICENSE"
-      }
-   ]
+  "name": "djb2",
+  "description": "djb2 hash in JS",
+  "version": "0.0.2",
+  "homepage": "http://github.com/wearefractal/djb2",
+  "repository": "git://github.com/wearefractal/djb2.git",
+  "author": "Fractal <contact@wearefractal.com> (http://wearefractal.com/)",
+  "main": "./index.js",
+  "devDependencies": {
+    "mocha": "^1.20.0",
+    "should": "^4.0.0"
+  },
+  "scripts": {
+    "test": "mocha"
+  },
+  "engines": {
+    "node": ">= 0.4.0"
+  },
+  "licenses": [
+    {
+      "type": "MIT",
+      "url": "http://github.com/wearefractal/djb2/raw/master/LICENSE"
+    }
+  ]
 }

test/main.js

@@ -0,0 +1,19 @@
+var djb2 = require('../');
+var should = require('should');
+require('mocha');
+
+describe('djb2', function(){
+  describe('djb2(string)', function(){
+    it('should should work', function(done){
+      djb2("test").should.equal(2090756197);
+      done();
+    });
+  });
+
+  describe('djb2(arr)', function(){
+    it('should should work', function(done){
+      djb2([101,102]).should.equal(5863344);
+      done();
+    });
+  });
+});