luxzeitlos

import Controller from '@ember/controller';

const wait = ms => new Promise(resolve => setTimeout(resolve, ms));

export default class ApplicationController extends Controller {
  async foo() {
    await wait(5);
    throw new Error("bla", { foo: 12 });
  }
}

luxzeitlos

import Controller from '@ember/controller';

export default class ApplicationController extends Controller {
  rows = Array(200).fill(null).map(() => Array(100).fill(null).map(x => Math.random().toString().substr(2, 4)));
}

luxzeitlos

import Controller from '@ember/controller';

const iterable1 = {};

iterable1[Symbol.iterator] = function* () {
  yield 1;
  yield 2;
  yield 3;
};

luxzeitlos

import Controller from '@ember/controller';

function Range(start, end) {
    var ret = {};
    ret[Symbol.iterator] = function *() {
        while (start < end) 
            yield start++;
    }
    return ret;
}

luxzeitlos

import Controller from '@ember/controller';

function Range(start, end) {
    var ret = {};
    ret[Symbol.iterator] = function *() {
        while (start < end) 
            yield start++;
    }
    return ret;
}

luxzeitlos

import Controller from '@ember/controller';

const data = (function *() {
  yield 1;
  yield 2;
})();

export default class ApplicationController extends Controller {
  data = data;
}

luxzeitlos

import Component from '@ember/component';

export default Component.extend({
  init() {
    this._super(...arguments);
    this.send('foo', "test");
  },
  actions: {
    foo(arg) {
      console.log(arg);

luxzeitlos

import Component from '@ember/component';

export default Component.extend({
  init() {
    this._super(...arguments);
    this.send('foo', "test");
  },
  actions: {
    foo(arg) {
      console.log(arg);

luxzeitlos

import Component from '@ember/component';

export default Component.extend({
  init() {
    this._super(...arguments);
    this.send('foo', "test");
  },
  actions: {
    foo(arg) {
      console.log(arg);

luxzeitlos

import Component from '@glimmer/component';
import {action} from '@ember/object';
import {tracked} from '@glimmer/tracking';
export default class extends Component {
  @tracked selected = [];
  @action select(event) {
    this.selected = [...this.selected, event.target.value];
    event.target.value = "";
  }
}