Gruntfile.js

'use strict';
module.exports = function(grunt) {
  var path = require('path');
  var appDir = path.dirname('./Gruntfile.js');

  // Utility to load the different option files
  // based on their names
  function loadConfig(path) {
    var glob = require('glob');
    var object = {};
    var key;

    glob.sync('*', {cwd: path}).forEach(function(option) {
      key = option.replace(/\.js$/,'');
      object[key] = require(path + option);
    });

    return object;
  }

  // Initial config
  var config = {
    pkg: grunt.file.readJSON('package.json'),
    paths: {
      app: 'app',
      dist: 'dist',
      root: appDir
    }
  };

  // Load tasks from the tasks folder
  grunt.loadTasks('tasks');

  // Load all the tasks options in tasks/options base on the name:
  // watch.js => watch{}
  grunt.util._.extend(config, loadConfig('./tasks/options/'));

  grunt.initConfig(config);

  require('load-grunt-tasks')(grunt);

  // Default Task is basically a rebuild
  grunt.registerTask('default', ['concat', 'uglify', 'sass', 'imagemin', 'autoprefixer', 'cssmin']);

};