mirror of
https://github.com/facebook/react-native.git
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Tim Yung
982272932c
Summary: Replaces `fbjs/warning` call sites in React Native with `console.warn`. A few warnings will now log as warnings without the "Warning:" prefix. Changelog: [General][Changed] - Some warnings changed to use `console.warn` without the "Warning:" prefix. Reviewed By: TheSavior, cpojer Differential Revision: D22445946 fbshipit-source-id: 96b01e1bdee52b89ff3b808bc9d6cd494f6787f5
33 lines
730 B
JavaScript
33 lines
730 B
JavaScript
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @format
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* @flow strict
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*/
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'use strict';
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const warnedKeys: {[string]: boolean, ...} = {};
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/**
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* A simple function that prints a warning message once per session.
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*
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* @param {string} key - The key used to ensure the message is printed once.
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* This should be unique to the callsite.
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* @param {string} message - The message to print
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*/
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function warnOnce(key: string, message: string) {
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if (warnedKeys[key]) {
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return;
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}
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console.warn(message);
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warnedKeys[key] = true;
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}
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module.exports = warnOnce;
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