initial commit

.gitignore

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+# Include your project-specific ignores in this file
+# Read about how to use .gitignore: https://help.github.com/articles/ignoring-files
+
+# Logs and databases #
+######################
+*.log
+*.sql
+*.sqlite
+
+# OS generated files #
+######################
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+
+# Node.js #
+######################
+lib-cov
+*.seed
+*.log
+*.csv
+*.dat
+*.out
+*.pid
+*.gz
+
+pids
+logs
+results
+
+npm-debug.log
+node_modules

Readme.md

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+# node.packer
+
+An assets combine and minify tool
+
+
+
+## Description
+
+`node.packer` is a simple tool to combine and minify css and javascript files.
+
+
+
+## Requires
+
+    node >= 0.4.x
+
+
+
+## Installation
+
+    npm install node.packer
+
+
+
+## Options
+
+> log
+
+    description: whether to log errors
+    data type: boolean
+    default value: false
+    possible value: true | false
+
+> minify
+
+    description: whether to minify output file
+    data type: boolean
+    default value: false
+    possible value: true | false
+
+> uglify
+
+    description: whether to uglify javascript variables
+    data type: boolean
+    default value: true
+    possible value: true | false
+
+> input
+
+    description: files to be combined
+    data type: string
+    default value: undefined
+    possible value: '/path/to/the/css.css' ...
+
+> output
+
+    description: path to save the combined file
+    data type: string
+    default value: undefined
+    possible value: '/path/to/the/js.min.js' ...
+
+> callback
+
+    description: callback function
+    data type: function
+    default value: undefined
+    possible value: function ( err, stdout, stderr ){ ... }
+
+## Usage
+
+> Example
+
+    var packer = require( 'node.packer' ),
+        path   = '~/Desktop/packer/';
+
+    packer({
+      log : true,
+      input : [
+        path + 'dojo.js',
+        path + 'jquery.js'
+      ],
+      output : path + 'pack.min.js',
+      callback: function ( err, code ){
+        err && console.log( err );
+      }
+    });
+
+
+
+## License
+
+(The MIT License)
+
+Copyright (c) 2011 dreamerslab <ben@dreamerslab.com>
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+'Software'), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

index.js

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+module.exports = require( './lib/combiner' );

lib/combiner.js

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+/*
+ * js.combiner for client side js files
+ * Copyright(c) 2013 Daniel Husar <dano.husar@gmail.com.com>
+ * MIT Licensed
+ *
+ * @fileoverview
+ * An js files combine and minify tool.
+ */
+
+/**
+ * Module dependencies.
+ * @private
+ */
+var fs      = require('fs'),
+    js_min  = require('uglify-js'),
+    _       = require('underscore');
+
+
+//default settings
+var config = {
+  'files'  : [],             //array of files where search for reauire directives
+  'minify' : false,           //minify the whole files
+  'reload' : true,           //recreate file when theres some change in required files
+  'log'    : true,           //output logs
+  'suffix' : 'packed',       //suffix of the new recreated file
+  'folder' : '/public/js',   //folder where are the js files located
+  'cwd'    : process.cwd(),  //current workign directory
+  'vars'   : {}              //extra variables to put into client js file
+};
+
+
+/**
+ * Main combiner function, combine all js files, and replace ${variable} with real server variable (good mainly for configs)
+ * @param  {object} options     object that extend default settings, only property files is required
+ * @param  {object} conf        config varialbes to pass into client js
+ * @return {void}     
+ */
+var combiner = function(options){
+  _.extend(config, options);
+  var requireMatch  = /require\([',"]?(.*?)[',"]?\);?/gi,
+      variableMatch = /\${(.*?)}/gi,
+      vars = config.vars;
+
+  //run through all files from config
+  config.files.forEach(function (file) {
+    fs.readFile(config.cwd + config.folder + file, 'utf8', function (err, data) {
+        if (err) {
+
+          log('Error retrieving file: ' + file); 
+
+        } else {
+
+          //replace all require with file contents
+          data = data.replace(requireMatch, function(pattern, path){
+            var fullPath  = config.cwd + config.folder + path;
+
+            //read file
+            if(config.reload){
+              listenOnChange(fullPath, combiner); 
+            }
+            return ('\n\n/*** REQUIRE: ' + path + ' ***/ \n\n' + fs.readFileSync(fullPath) ) || '/* ' + pattern + ' cannot be retrieved */';
+          });
+
+          //replace all variables with file contents
+          data = data.replace(variableMatch, function(pattern, variable){
+            return eval(variable) || '';
+          });
+
+          //minify file
+          if(config.minify){
+            var minify = js_min.parse(data);
+            minify.figure_out_scope();
+            minify.compute_char_frequency();
+            minify.mangle_names();
+            data = minify.print_to_string();
+          }
+
+          fs.writeFile(config.cwd + config.folder + file.replace('.js', '.' + config.suffix + '.js'), data); 
+
+        }
+      }); 
+
+  });
+
+};
+
+
+var listenOnChange = function(file, callback){
+  fs.watchFile(file, function(curr, prev){
+    if(curr.size != prev.size){
+      log('Reloading file:' + file);
+      callback();
+    }
+  });
+};
+
+var log = function(message){
+  if(config.log){
+    console.dir(message);
+  }
+}
+
+
+
+/**
+ * @public
+ */
+combiner.version = JSON.parse( fs.readFileSync( __dirname + '/../package.json', 'utf8' )).version;
+
+/**
+ * Exports module.
+ */
+module.exports = combiner;

package.json

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+{
+  "name": "js-combiner",
+  "version": "1.0.0",
+  "description": "An assets combine and minify tool",
+  "keywords": [
+    "assets",
+    "asset",
+    "combine",
+    "minify",
+    "packer",
+    "compressor",
+    "compress"
+  ],
+  "author": {
+    "name": "Daniel Husár",
+    "email": "dano.husar@gmail.com"
+  },
+  "dependencies": {
+    "uglify-js": "2.2.3",
+    "underscore" : ">=1.1.7"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/danielhusar/js-combiner.git"
+  },
+  "main": "index",
+  "engines": [
+    "node >= 0.8.0"
+  ],
+  "licenses": [
+    {
+      "type": "MIT",
+      "url": "http://en.wikipedia.org/wiki/MIT_License"
+    }
+  ],
+  "readmeFilename": "Readme.md",
+  "_id": "js-combiner@1.0.0",
+  "_from": "js-combiner"
+}