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613 BJavaScriptView Raw
1'use strict';
2
3Object.defineProperty(exports, "__esModule", {
4 value: true
5});
6exports.default = orList;
7/**
8 * Copyright (c) 2015-present, Facebook, Inc.
9 *
10 * This source code is licensed under the MIT license found in the
11 * LICENSE file in the root directory of this source tree.
12 *
13 *
14 */
15
16var MAX_LENGTH = 5;
17
18/**
19 * Given [ A, B, C ] return 'A, B, or C'.
20 */
21function orList(items) {
22 var selected = items.slice(0, MAX_LENGTH);
23 return selected.reduce(function (list, quoted, index) {
24 return list + (selected.length > 2 ? ', ' : ' ') + (index === selected.length - 1 ? 'or ' : '') + quoted;
25 });
26}
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