guardia-messenger/node_modules/fbjs/lib/countDistinct.js.flow
DESKTOP-TKLFCPRython f29f525c77 refactor: 101.79.17.164 → zioinfo.co.kr 전체 도메인 변환 + Manager UI 배포
- 37개 파일 IP → zioinfo.co.kr 치환 (소스/매뉴얼/설정/하네스)
- Manager DrConsole/NetworkConsole/CsapConsole 빌드 + /var/www/manager/ 배포
- 테스트: Manager HTTP 200, ITSM 신규 API 7개 전체 200

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-05-31 10:09:17 +09:00

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/**
* Copyright (c) 2013-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @providesModule countDistinct
* @flow
*/
'use strict';
var emptyFunction = require("./emptyFunction");
/**
* Returns the count of distinct elements selected from an array.
*/
function countDistinct<T1, T2>(iter: Iterable<T1>, selector: (item: T1) => T2): number {
selector = selector || emptyFunction.thatReturnsArgument;
var set = new Set();
for (var val of iter) {
set.add(selector(val));
}
return set.size;
}
module.exports = countDistinct;