| /** | |
| * Copyright (c) HashiCorp, Inc. | |
| * SPDX-License-Identifier: MPL-2.0 | |
| */ | |
| import { helper as buildHelper } from '@ember/component/helper'; | |
| import { assert } from '@ember/debug'; | |
| function dedupe(items) { | |
| return items.filter((v, i) => items.indexOf(v) === i); | |
| } | |
| export function addToArray([array, string]) { | |
| if (!Array.isArray(array)) { | |
| assert(`Value provided is not an array`, false); | |
| } | |
| const newArray = [...array]; | |
| newArray.push(string); | |
| return dedupe(newArray); | |
| } | |
| export default buildHelper(addToArray); |