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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/react-native/Libraries/Utilities

Просмотр файла: warnOnce.js

/**
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 * @flow strict
 * @format
 */

'use strict';

const warnedKeys: {[string]: boolean, ...} = {};

/**
 * A simple function that prints a warning message once per session.
 *
 * @param {string} key - The key used to ensure the message is printed once.
 *                       This should be unique to the callsite.
 * @param {string} message - The message to print
 */
function warnOnce(key: string, message: string) {
  if (warnedKeys[key]) {
    return;
  }

  console.warn(message);

  warnedKeys[key] = true;
}

export default warnOnce;

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