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8b8d265bd9
This wires up the use of `async_hooks` in the Node build (as well as the Edge build when a global is available) in DEV mode only. This will be used to track debug info about what suspended during an RSC pass. Enabled behind a flag for now.
34 lines
1.1 KiB
JavaScript
34 lines
1.1 KiB
JavaScript
/**
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* Copyright (c) Meta Platforms, Inc. and 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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* @flow
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*/
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import {createAsyncHook, executionAsyncId} from './ReactFlightServerConfig';
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import {enableAsyncDebugInfo} from 'shared/ReactFeatureFlags';
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// Initialize the tracing of async operations.
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// We do this globally since the async work can potentially eagerly
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// start before the first request and once requests start they can interleave.
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// In theory we could enable and disable using a ref count of active requests
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// but given that typically this is just a live server, it doesn't really matter.
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export function initAsyncDebugInfo(): void {
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if (__DEV__ && enableAsyncDebugInfo) {
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createAsyncHook({
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init(asyncId: number, type: string, triggerAsyncId: number): void {
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// TODO
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},
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promiseResolve(asyncId: number): void {
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// TODO
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executionAsyncId();
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},
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destroy(asyncId: number): void {
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// TODO
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},
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}).enable();
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}
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}
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