18 lines
450 B
JavaScript
18 lines
450 B
JavaScript
import { helper as buildHelper } from '@ember/component/helper';
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import { assert } from '@ember/debug';
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function dedupe(items) {
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return items.filter((v, i) => items.indexOf(v) === i);
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}
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export function addToArray([array, string]) {
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if (!Array.isArray(array)) {
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assert(`Value provided is not an array`, false);
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}
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const newArray = [...array];
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newArray.push(string);
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return dedupe(newArray);
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}
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export default buildHelper(addToArray);
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