brunch-config.js

exports.config = {
  // See http://brunch.io/#documentation for docs.
  files: {
    javascripts: {
      joinTo: 'js/app.js',

      // To use a separate vendor.js bundle, specify two files path
      // http://brunch.io/docs/config#-files-
      // joinTo: {
      //  'js/app.js': /^(web\/static\/js)/,
      //  'js/vendor.js': /^(web\/static\/vendor)|(deps)/
      // }
      //
      // To change the order of concatenation of files, explicitly mention here
      // order: {
      //   before: [
      //     'web/static/vendor/js/jquery-2.1.1.js',
      //     'web/static/vendor/js/bootstrap.min.js''
      //   ]
      // }
    },
    stylesheets: {
      joinTo: 'css/app.css',
      order: {
        after: ['web/static/css/app.css'], // concat app.css last
      },
    },
    templates: {
      joinTo: 'js/app.js',
    },
  },

  conventions: {
    // This option sets where we should place non-css and non-js assets in.
    // By default, we set this to '/web/static/assets'. Files in this directory
    // will be copied to `paths.public`, which is 'priv/static'' by default.
    assets: /^(web\/static\/assets)/,
  },

  // Phoenix paths configuration
  paths: {
    // Dependencies and current project directories to watch
    watched: [
      'web/static',
      'test/static',
      'web/elm',
    ],

    // Where to compile files to
    public: 'priv/static',
  },

  // Configure your plugins
  plugins: {
    babel: {
      // Do not use ES6 compiler in vendor code
      ignore: [/web\/static\/vendor/],
    },
    elmBrunch: {
      elmFolder: 'web/elm',
      mainModules: ['Main.elm'],
      outputFolder: '../static/js',
    },
    stylus: {
       plugins: {
         stylus: ['nib'],
       },
     },
  },

  modules: {
    autoRequire: {
      'js/app.js': ['web/static/js/app'],
    },
  },

  npm: {
    enabled: true,
     styles: {
       'normalize.css': ['normalize.css']
     }
  },
};