Gruntfile.js

/* global module:false */
module.exports = function(grunt) {
  grunt.initConfig({
    karma:{
      unit: {
        configFile: 'karma.conf.js'
      }
    },
    watch: {
        files: [
          'www/js/*.coffee',
          'www/sass/*.scss',
          'www/sass/*.sass'
        ],
        tasks: "default"
    },
    sass:{
      dev: { 
        options: {
          style: "expanded",
          lineNumbers: true
        },
        files: {
          'www/css/app.css':[
            'www/sass/app.scss',
            'www/sass/app.sass'
          ]
        }
      }
    },
    coffee:{
      compileJoined:{
        options: {
          join: true
        },
        files: {
          'www/js/app.js': [
            'www/js/number_extensions.js.coffee',
            'www/js/app.services.js.coffee',
            'www/js/app.filters.js.coffee',
            'www/js/app.directives.js.coffee',
            'www/js/app.controllers.js.coffee',
            'www/js/app.js.coffee'
          ]
        }
      }
    }
  });
  grunt.loadNpmTasks('grunt-karma');
  grunt.loadNpmTasks('grunt-contrib-coffee');

  grunt.loadNpmTasks('grunt-contrib-watch');

  grunt.registerTask('test', ['karma']);

  grunt.registerTask('default', ['coffee','sass']);
}