ember-cli-build.js

/* eslint-env node */
'use strict';

const EmberAddon = require('ember-cli/lib/broccoli/ember-addon');
const autoprefixer = require('autoprefixer');
const systemUIFont = require('postcss-font-family-system-ui');

module.exports = function(defaults) {
  let app = new EmberAddon(defaults, {
    postcssOptions: {
      compile: {
        enabled: false
      },
      plugins: [
        systemUIFont
      ],
      filter: {
        enabled: true,
        plugins: [
          {
            module: autoprefixer,
            options: {
              browsers: ['last 5 version', 'ie 9']
            }
          }
        ]
      }
    },

    vendorFiles: {
      'jquery.js': null
    }
  });

  /*
    This build file specifies the options for the dummy test app of this
    addon, located in `/tests/dummy`
    This build file does *not* influence how the addon or the app using it
    behave. You most likely want to be modifying `./index.js` or app's build file
  */

  return app.toTree();
};