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[Flight] Remove unused fork configs (#33785)

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Sebastian "Sebbie" Silbermann 2025-07-15 07:23:00 +02:00 committed by GitHub
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162
packages/react-server-dom-turbopack/src/client/ReactFlightClientConfigBundlerNode.js vendored
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@ -1,162 +0,0 @@
/**
* 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 {
Thenable,
FulfilledThenable,
RejectedThenable,
} from 'shared/ReactTypes';
import type {ImportMetadata} from '../shared/ReactFlightImportMetadata';
import type {ModuleLoading} from 'react-client/src/ReactFlightClientConfig';
import {
ID,
CHUNKS,
NAME,
isAsyncImport,
} from '../shared/ReactFlightImportMetadata';
import {prepareDestinationWithChunks} from 'react-client/src/ReactFlightClientConfig';
export type ServerConsumerModuleMap = {
[clientId: string]: {
[clientExportName: string]: ClientReference<any>,
},
};
export type ServerManifest = void;
export type ServerReferenceId = string;
export opaque type ClientReferenceMetadata = ImportMetadata;
// eslint-disable-next-line no-unused-vars
export opaque type ClientReference<T> = {
specifier: string,
name: string,
async?: boolean,
};
// The reason this function needs to defined here in this file instead of just
// being exported directly from the WebpackDestination... file is because the
// ClientReferenceMetadata is opaque and we can't unwrap it there.
// This should get inlined and we could also just implement an unwrapping function
// though that risks it getting used in places it shouldn't be. This is unfortunate
// but currently it seems to be the best option we have.
export function prepareDestinationForModule(
moduleLoading: ModuleLoading,
nonce: ?string,
metadata: ClientReferenceMetadata,
) {
prepareDestinationWithChunks(moduleLoading, metadata[CHUNKS], nonce);
}
export function resolveClientReference<T>(
bundlerConfig: ServerConsumerModuleMap,
metadata: ClientReferenceMetadata,
): ClientReference<T> {
const moduleExports = bundlerConfig[metadata[ID]];
let resolvedModuleData = moduleExports && moduleExports[metadata[NAME]];
let name;
if (resolvedModuleData) {
// The potentially aliased name.
name = resolvedModuleData.name;
} else {
// If we don't have this specific name, we might have the full module.
resolvedModuleData = moduleExports && moduleExports['*'];
if (!resolvedModuleData) {
throw new Error(
'Could not find the module "' +
metadata[ID] +
'" in the React Server Consumer Manifest. ' +
'This is probably a bug in the React Server Components bundler.',
);
}
name = metadata[NAME];
}
return {
specifier: resolvedModuleData.specifier,
name: name,
async: isAsyncImport(metadata),
};
}
export function resolveServerReference<T>(
bundlerConfig: ServerManifest,
id: ServerReferenceId,
): ClientReference<T> {
const idx = id.lastIndexOf('#');
const specifier = id.slice(0, idx);
const name = id.slice(idx + 1);
return {specifier, name};
}
const asyncModuleCache: Map<string, Thenable<any>> = new Map();
export function preloadModule<T>(
metadata: ClientReference<T>,
): null | Thenable<any> {
const existingPromise = asyncModuleCache.get(metadata.specifier);
if (existingPromise) {
if (existingPromise.status === 'fulfilled') {
return null;
}
return existingPromise;
} else {
// $FlowFixMe[unsupported-syntax]
let modulePromise: Promise<T> = import(metadata.specifier);
if (metadata.async) {
// If the module is async, it must have been a CJS module.
// CJS modules are accessed through the default export in
// Node.js so we have to get the default export to get the
// full module exports.
modulePromise = modulePromise.then(function (value) {
return (value: any).default;
});
}
modulePromise.then(
value => {
const fulfilledThenable: FulfilledThenable<mixed> =
(modulePromise: any);
fulfilledThenable.status = 'fulfilled';
fulfilledThenable.value = value;
},
reason => {
const rejectedThenable: RejectedThenable<mixed> = (modulePromise: any);
rejectedThenable.status = 'rejected';
rejectedThenable.reason = reason;
},
);
asyncModuleCache.set(metadata.specifier, modulePromise);
return modulePromise;
}
}
export function requireModule<T>(metadata: ClientReference<T>): T {
let moduleExports;
// We assume that preloadModule has been called before, which
// should have added something to the module cache.
const promise: any = asyncModuleCache.get(metadata.specifier);
if (promise.status === 'fulfilled') {
moduleExports = promise.value;
} else {
throw promise.reason;
}
if (metadata.name === '*') {
// This is a placeholder value that represents that the caller imported this
// as a CommonJS module as is.
return moduleExports;
}
if (metadata.name === '') {
// This is a placeholder value that represents that the caller accessed the
// default property of this if it was an ESM interop module.
return moduleExports.default;
}
return moduleExports[metadata.name];
}