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packages/shared/ReactComponentInfoStack.js
53 строки
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Ricky
[flags] remove enableOwnerStacks (#32426)
04 мар 2025, 20:34
Не верифицирован
04 мар 2025, 20:34
e0fe347
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/** * 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 */ import type {ReactComponentInfo} from 'shared/ReactTypes'; import {describeBuiltInComponentFrame} from 'shared/ReactComponentStackFrame'; import {formatOwnerStack} from 'shared/ReactOwnerStackFrames'; export function getOwnerStackByComponentInfoInDev( componentInfo: ReactComponentInfo, ): string { if (!__DEV__) { return ''; } try { let info = ''; // The owner stack of the current component will be where it was created, i.e. inside its owner. // There's no actual name of the currently executing component. Instead, that is available // on the regular stack that's currently executing. However, if there is no owner at all, then // there's no stack frame so we add the name of the root component to the stack to know which // component is currently executing. if (!componentInfo.owner && typeof componentInfo.name === 'string') { return describeBuiltInComponentFrame(componentInfo.name); } let owner: void | null | ReactComponentInfo = componentInfo; while (owner) { const ownerStack: ?Error = owner.debugStack; if (ownerStack != null) { // Server Component owner = owner.owner; if (owner) { // TODO: Should we stash this somewhere for caching purposes? info += '\n' + formatOwnerStack(ownerStack); } } else { break; } } return info; } catch (x) { return '\nError generating stack: ' + x.message + '\n' + x.stack; } }