jsfx.js can be used as both an IIFE and a node module

jsfx.js

@@ -1,4 +1,10 @@
-(function(jsfx){
+(function(root, factory) {
+	if (typeof module === "object" && typeof module.exports === "object") {
+		module.exports = factory();
+	} else {
+		root.jsfx = factory();
+	}
+}(this, function() {
 	'use strict';
 
 	var chr = String.fromCharCode;
@@ -10,6 +16,8 @@
 	var abs = Math.abs;
 	var EPSILON = 0.000001;
 
+  var jsfx = {};
+
 	jsfx.SampleRate = 0|0;
 	jsfx.Sec = 0|0;
 
@@ -1083,11 +1091,11 @@
 	// uniform random
 	function runif(scale, offset){
 		var a = Math.random();
-        if(scale !== undefined)
-            a *= scale;
-        if(offset !== undefined)
-            a += offset;
-        return a;
+		if(scale !== undefined)
+			a *= scale;
+		if(offset !== undefined)
+			a += offset;
+		return a;
 	}
 
 	function rchoose(gens){
@@ -1120,4 +1128,6 @@
 		}
 		return new Uint8Array(N);
 	}
-})(this.jsfx = {});
+
+	return jsfx;
+}));

package.json

@@ -0,0 +1,25 @@
+{
+  "name": "jsfx-audio",
+  "version": "1.0.0",
+  "description": "This is a JavaScript library for sound effect generation and is supported on most current browsers.",
+  "main": "jsfx.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/loov/jsfx.git"
+  },
+  "keywords": [
+    "audio",
+    "sound",
+    "effects",
+    "jsfx"
+  ],
+  "author": "loov",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/loov/jsfx/issues"
+  },
+  "homepage": "https://github.com/loov/jsfx#readme"
+}