/** * 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. */ import ReactSharedInternals from 'shared/ReactSharedInternals'; import {enableOwnerStacks} from 'shared/ReactFeatureFlags'; let suppressWarning = false; export function setSuppressWarning(newSuppressWarning) { if (__DEV__) { suppressWarning = newSuppressWarning; } } // In DEV, calls to console.warn and console.error get replaced // by calls to these methods by a Babel plugin. // // In PROD (or in packages without access to React internals), // they are left as they are instead. export function warn(format, ...args) { if (__DEV__) { if (!suppressWarning) { printWarning('warn', format, args, new Error('react-stack-top-frame')); } } } export function error(format, ...args) { if (__DEV__) { if (!suppressWarning) { printWarning('error', format, args, new Error('react-stack-top-frame')); } } } // eslint-disable-next-line react-internal/no-production-logging const supportsCreateTask = __DEV__ && enableOwnerStacks && !!console.createTask; export let isWritingAppendedStack = false; function printWarning(level, format, args, currentStack) { // When changing this logic, you might want to also // update consoleWithStackDev.www.js as well. if (__DEV__) { if (!supportsCreateTask && ReactSharedInternals.getCurrentStack) { // We only add the current stack to the console when createTask is not supported. // Since createTask requires DevTools to be open to work, this means that stacks // can be lost while DevTools isn't open but we can't detect this. const stack = ReactSharedInternals.getCurrentStack(currentStack); if (stack !== '') { isWritingAppendedStack = true; format += '%s'; args = args.concat([stack]); } } args.unshift(format); // We intentionally don't use spread (or .apply) directly because it // breaks IE9: https://github.com/facebook/react/issues/13610 // eslint-disable-next-line react-internal/no-production-logging Function.prototype.apply.call(console[level], console, args); isWritingAppendedStack = false; } }