Gruntfile.js

module.exports = function(grunt) {
  grunt.initConfig({
    pkg: grunt.file.readJSON('package.json'),

    sass: {
      options: {
        includePaths: ['bower_components/foundation/scss']
      },
      dist: {
        options: {
          outputStyle: 'compressed',
          sourceMap: true,
        },
        files: {
          'css/app.css': 'scss/app.scss'
        }
      }
    },

    /**
     * Concatenate JavaScript files
     * https://github.com/gruntjs/grunt-contrib-concat
     * Imports all .js files and appends project banner
     */
    concat: {
      dev: {
        src: ['src/js/vendor/*.js', 'src/js/app.js'],
        dest: 'js/scripts.min.js'
      },
      options: {
        stripBanners: true,
        nonull: true,
      }
    },

    watch: {
      grunt: {
        options: {
          reload: true
        },
        files: ['Gruntfile.js']
      },

      sass: {
        files: 'scss/**/*.scss',
        tasks: ['sass']
      },
      concat: {
        files: 'src/js/{,*/}*.js',
        tasks: ['concat:dev']
      },
    },


    /**
     * Uglify (minify) JavaScript files
     * https://github.com/gruntjs/grunt-contrib-uglify
     * Compresses and minifies all JavaScript files into one
     */
    uglify: {
      dist: {
        files: {
          'js/scripts.min.js': 'src/js/**/*.js'
        }
      }
    }

  });

  grunt.loadNpmTasks('grunt-sass');
  grunt.loadNpmTasks('grunt-contrib-watch');
  grunt.loadNpmTasks('grunt-contrib-uglify');
  grunt.loadNpmTasks('grunt-contrib-concat');

  grunt.registerTask('default', ['build','watch','concat:dev']);
  grunt.registerTask('build', ['sass']);
  // grunt.registerTask('build', ['sass','uglify']);
}