Remove path resolution from internal forks plugin (#23255)
Alternative to #23254 Our build script has a custom plugin to resolve internal module forks. Currently, it uses require.resolve to resolve the path to a real file on disk. Instead, I've updated all the forked module paths to match their location on disk, relative to the project root, to remove the need to resolve them in the build script's runtime. The main motivation is because require.resolve doesn't work with ESM modules, but aside from that, hardcoding the relative paths is more predictable — the Node module resolution algorithm is complicated, and we don't really need its features for this purpose.
This commit is contained in:
parent
a3bde7974c
commit
274b9fb168
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@ -30,10 +30,22 @@ const __EXPERIMENTAL__ =
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// If you need to replace a file with another file for a specific environment,
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// add it to this list with the logic for choosing the right replacement.
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// Fork paths are relative to the project root. They must include the full path,
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// including the extension. We intentionally don't use Node's module resolution
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// algorithm because 1) require.resolve doesn't work with ESM modules, and 2)
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// the behavior is easier to predict.
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const forks = Object.freeze({
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// Optimization: for UMDs, use a version that we can inline into the React bundle.
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// Use that from all other bundles.
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'object-assign': (bundleType, entry, dependencies) => {
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// NOTE: This is hard-coded to the main entry point of the (third-party)
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// object-assign package.
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'./node_modules/object-assign/index.js': (
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bundleType,
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entry,
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dependencies
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) => {
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if (
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bundleType !== UMD_DEV &&
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bundleType !== UMD_PROD &&
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@ -45,7 +57,7 @@ const forks = Object.freeze({
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}
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if (entry === 'react' || entry === 'react/unstable-shared-subset') {
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// Use the forked version that uses ES modules instead of CommonJS.
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return 'shared/forks/object-assign.inline-umd.js';
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return './packages/shared/forks/object-assign.inline-umd.js';
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}
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if (dependencies.indexOf('react') === -1) {
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// We can only apply the optimizations to bundle that depend on React
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@ -53,19 +65,25 @@ const forks = Object.freeze({
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return null;
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}
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// We can use the fork that reads the secret export!
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return 'shared/forks/object-assign.umd.js';
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return './packages/shared/forks/object-assign.umd.js';
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},
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'react-shallow-renderer': () => {
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// NOTE: This is hard-coded to the main entry point of the (third-party)
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// react-shallow-renderer package.
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'./node_modules/react-shallow-renderer/index.js': () => {
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// Use ESM build of `react-shallow-renderer`.
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return 'react-shallow-renderer/esm/index.js';
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return './node_modules/react-shallow-renderer/esm/index.js';
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},
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// Without this fork, importing `shared/ReactSharedInternals` inside
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// the `react` package itself would not work due to a cyclical dependency.
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'shared/ReactSharedInternals': (bundleType, entry, dependencies) => {
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'./packages/shared/ReactSharedInternals.js': (
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bundleType,
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entry,
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dependencies
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) => {
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if (entry === 'react' || entry === 'react/unstable-shared-subset') {
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return 'react/src/ReactSharedInternals.js';
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return './packages/react/src/ReactSharedInternals.js';
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}
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if (!entry.startsWith('react/') && dependencies.indexOf('react') === -1) {
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// React internals are unavailable if we can't reference the package.
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@ -82,18 +100,18 @@ const forks = Object.freeze({
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},
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// We have a few forks for different environments.
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'shared/ReactFeatureFlags': (bundleType, entry) => {
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'./packages/shared/ReactFeatureFlags.js': (bundleType, entry) => {
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switch (entry) {
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case 'react-native-renderer':
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switch (bundleType) {
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case RN_FB_DEV:
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case RN_FB_PROD:
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case RN_FB_PROFILING:
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return 'shared/forks/ReactFeatureFlags.native-fb.js';
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return './packages/shared/forks/ReactFeatureFlags.native-fb.js';
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case RN_OSS_DEV:
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case RN_OSS_PROD:
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case RN_OSS_PROFILING:
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return 'shared/forks/ReactFeatureFlags.native-oss.js';
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return './packages/shared/forks/ReactFeatureFlags.native-oss.js';
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default:
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throw Error(
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`Unexpected entry (${entry}) and bundleType (${bundleType})`
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@ -104,11 +122,11 @@ const forks = Object.freeze({
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case RN_FB_DEV:
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case RN_FB_PROD:
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case RN_FB_PROFILING:
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return 'shared/forks/ReactFeatureFlags.native-fb.js';
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return './packages/shared/forks/ReactFeatureFlags.native-fb.js';
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case RN_OSS_DEV:
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case RN_OSS_PROD:
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case RN_OSS_PROFILING:
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return 'shared/forks/ReactFeatureFlags.native-oss.js';
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return './packages/shared/forks/ReactFeatureFlags.native-oss.js';
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default:
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throw Error(
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`Unexpected entry (${entry}) and bundleType (${bundleType})`
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@ -122,37 +140,37 @@ const forks = Object.freeze({
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case RN_OSS_DEV:
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case RN_OSS_PROD:
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case RN_OSS_PROFILING:
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return 'shared/forks/ReactFeatureFlags.test-renderer.native.js';
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return './packages/shared/forks/ReactFeatureFlags.test-renderer.native.js';
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case FB_WWW_DEV:
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case FB_WWW_PROD:
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case FB_WWW_PROFILING:
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return 'shared/forks/ReactFeatureFlags.test-renderer.www.js';
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return './packages/shared/forks/ReactFeatureFlags.test-renderer.www.js';
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}
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return 'shared/forks/ReactFeatureFlags.test-renderer.js';
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return './packages/shared/forks/ReactFeatureFlags.test-renderer.js';
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case 'react-dom/unstable_testing':
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switch (bundleType) {
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case FB_WWW_DEV:
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case FB_WWW_PROD:
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case FB_WWW_PROFILING:
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return 'shared/forks/ReactFeatureFlags.testing.www.js';
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return './packages/shared/forks/ReactFeatureFlags.testing.www.js';
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}
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return 'shared/forks/ReactFeatureFlags.testing.js';
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return './packages/shared/forks/ReactFeatureFlags.testing.js';
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default:
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switch (bundleType) {
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case FB_WWW_DEV:
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case FB_WWW_PROD:
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case FB_WWW_PROFILING:
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return 'shared/forks/ReactFeatureFlags.www.js';
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return './packages/shared/forks/ReactFeatureFlags.www.js';
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case RN_FB_DEV:
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case RN_FB_PROD:
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case RN_FB_PROFILING:
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return 'shared/forks/ReactFeatureFlags.native-fb.js';
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return './packages/shared/forks/ReactFeatureFlags.native-fb.js';
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}
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}
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return null;
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},
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scheduler: (bundleType, entry, dependencies) => {
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'./packages/scheduler/index.js': (bundleType, entry, dependencies) => {
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switch (bundleType) {
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case UMD_DEV:
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case UMD_PROD:
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@ -164,28 +182,32 @@ const forks = Object.freeze({
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}
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// Optimization: for UMDs, use the API that is already a part of the React
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// package instead of requiring it to be loaded via a separate <script> tag
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return 'shared/forks/Scheduler.umd.js';
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return './packages/shared/forks/Scheduler.umd.js';
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default:
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// For other bundles, use the shared NPM package.
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return null;
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}
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},
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'scheduler/src/SchedulerFeatureFlags': (bundleType, entry, dependencies) => {
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'./packages/scheduler/src/SchedulerFeatureFlags.js': (
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bundleType,
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entry,
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dependencies
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) => {
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if (
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bundleType === FB_WWW_DEV ||
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bundleType === FB_WWW_PROD ||
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bundleType === FB_WWW_PROFILING
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) {
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return 'scheduler/src/forks/SchedulerFeatureFlags.www.js';
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return './packages/scheduler/src/forks/SchedulerFeatureFlags.www.js';
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}
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return 'scheduler/src/SchedulerFeatureFlags';
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return './packages/scheduler/src/SchedulerFeatureFlags.js';
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},
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'shared/consoleWithStackDev': (bundleType, entry) => {
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'./packages/shared/consoleWithStackDev.js': (bundleType, entry) => {
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switch (bundleType) {
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case FB_WWW_DEV:
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return 'shared/forks/consoleWithStackDev.www.js';
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return './packages/shared/forks/consoleWithStackDev.www.js';
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default:
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return null;
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}
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@ -193,12 +215,12 @@ const forks = Object.freeze({
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// In FB bundles, we preserve an inline require to ReactCurrentOwner.
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// See the explanation in FB version of ReactCurrentOwner in www:
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'react/src/ReactCurrentOwner': (bundleType, entry) => {
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'./packages/react/src/ReactCurrentOwner.js': (bundleType, entry) => {
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switch (bundleType) {
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case FB_WWW_DEV:
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case FB_WWW_PROD:
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case FB_WWW_PROFILING:
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return 'react/src/forks/ReactCurrentOwner.www.js';
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return './packages/react/src/forks/ReactCurrentOwner.www.js';
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default:
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return null;
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}
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@ -206,41 +228,41 @@ const forks = Object.freeze({
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// Similarly, we preserve an inline require to ReactCurrentDispatcher.
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// See the explanation in FB version of ReactCurrentDispatcher in www:
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'react/src/ReactCurrentDispatcher': (bundleType, entry) => {
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'./packages/react/src/ReactCurrentDispatcher.js': (bundleType, entry) => {
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switch (bundleType) {
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case FB_WWW_DEV:
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case FB_WWW_PROD:
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case FB_WWW_PROFILING:
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return 'react/src/forks/ReactCurrentDispatcher.www.js';
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return './packages/react/src/forks/ReactCurrentDispatcher.www.js';
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default:
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return null;
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}
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},
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'react/src/ReactSharedInternals.js': (bundleType, entry) => {
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'./packages/react/src/ReactSharedInternals.js': (bundleType, entry) => {
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switch (bundleType) {
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case UMD_DEV:
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case UMD_PROD:
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case UMD_PROFILING:
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return 'react/src/forks/ReactSharedInternals.umd.js';
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return './packages/react/src/forks/ReactSharedInternals.umd.js';
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default:
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return null;
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}
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},
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// Different wrapping/reporting for caught errors.
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'shared/invokeGuardedCallbackImpl': (bundleType, entry) => {
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'./packages/shared/invokeGuardedCallbackImpl.js': (bundleType, entry) => {
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switch (bundleType) {
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case FB_WWW_DEV:
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case FB_WWW_PROD:
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case FB_WWW_PROFILING:
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return 'shared/forks/invokeGuardedCallbackImpl.www.js';
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return './packages/shared/forks/invokeGuardedCallbackImpl.www.js';
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default:
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return null;
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}
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},
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'react-reconciler/src/ReactFiberReconciler': (
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'./packages/react-reconciler/src/ReactFiberReconciler.js': (
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bundleType,
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entry,
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dependencies,
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@ -253,14 +275,14 @@ const forks = Object.freeze({
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case FB_WWW_PROD:
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case FB_WWW_PROFILING:
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// Use the forked version of the reconciler
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return 'react-reconciler/src/ReactFiberReconciler.new.js';
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return './packages/react-reconciler/src/ReactFiberReconciler.new.js';
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}
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}
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// Otherwise, use the non-forked version.
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return 'react-reconciler/src/ReactFiberReconciler.old.js';
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return './packages/react-reconciler/src/ReactFiberReconciler.old.js';
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},
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'react-reconciler/src/ReactEventPriorities': (
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'./packages/react-reconciler/src/ReactEventPriorities.js': (
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bundleType,
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entry,
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dependencies,
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@ -273,14 +295,14 @@ const forks = Object.freeze({
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case FB_WWW_PROD:
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case FB_WWW_PROFILING:
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// Use the forked version of the reconciler
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return 'react-reconciler/src/ReactEventPriorities.new.js';
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return './packages/react-reconciler/src/ReactEventPriorities.new.js';
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}
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}
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// Otherwise, use the non-forked version.
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return 'react-reconciler/src/ReactEventPriorities.old.js';
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return './packages/react-reconciler/src/ReactEventPriorities.old.js';
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},
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'react-reconciler/src/ReactFiberHotReloading': (
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'./packages/react-reconciler/src/ReactFiberHotReloading.js': (
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bundleType,
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entry,
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dependencies,
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@ -293,21 +315,24 @@ const forks = Object.freeze({
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case FB_WWW_PROD:
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case FB_WWW_PROFILING:
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// Use the forked version of the reconciler
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return 'react-reconciler/src/ReactFiberHotReloading.new.js';
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return './packages/react-reconciler/src/ReactFiberHotReloading.new.js';
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}
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}
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// Otherwise, use the non-forked version.
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return 'react-reconciler/src/ReactFiberHotReloading.old.js';
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return './packages/react-reconciler/src/ReactFiberHotReloading.old.js';
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},
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// Different dialogs for caught errors.
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'react-reconciler/src/ReactFiberErrorDialog': (bundleType, entry) => {
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'./packages/react-reconciler/src/ReactFiberErrorDialog.js': (
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bundleType,
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entry
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) => {
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switch (bundleType) {
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case FB_WWW_DEV:
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case FB_WWW_PROD:
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case FB_WWW_PROFILING:
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// Use the www fork which shows an error dialog.
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return 'react-reconciler/src/forks/ReactFiberErrorDialog.www.js';
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return './packages/react-reconciler/src/forks/ReactFiberErrorDialog.www.js';
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case RN_OSS_DEV:
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case RN_OSS_PROD:
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case RN_OSS_PROFILING:
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@ -318,7 +343,7 @@ const forks = Object.freeze({
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case 'react-native-renderer':
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case 'react-native-renderer/fabric':
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// Use the RN fork which plays well with redbox.
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return 'react-reconciler/src/forks/ReactFiberErrorDialog.native.js';
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return './packages/react-reconciler/src/forks/ReactFiberErrorDialog.native.js';
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default:
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return null;
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}
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@ -327,7 +352,7 @@ const forks = Object.freeze({
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}
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},
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'react-reconciler/src/ReactFiberHostConfig': (
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'./packages/react-reconciler/src/ReactFiberHostConfig.js': (
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bundleType,
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entry,
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dependencies,
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@ -342,7 +367,7 @@ const forks = Object.freeze({
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// eslint-disable-next-line no-for-of-loops/no-for-of-loops
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for (let rendererInfo of inlinedHostConfigs) {
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if (rendererInfo.entryPoints.indexOf(entry) !== -1) {
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return `react-reconciler/src/forks/ReactFiberHostConfig.${rendererInfo.shortName}.js`;
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return `./packages/react-reconciler/src/forks/ReactFiberHostConfig.${rendererInfo.shortName}.js`;
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}
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}
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throw new Error(
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|
@ -352,7 +377,7 @@ const forks = Object.freeze({
|
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);
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},
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'react-server/src/ReactServerStreamConfig': (
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'./packages/react-server/src/ReactServerStreamConfig.js': (
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bundleType,
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entry,
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||||
dependencies,
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||||
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@ -370,7 +395,7 @@ const forks = Object.freeze({
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if (!rendererInfo.isServerSupported) {
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||||
return null;
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}
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||||
return `react-server/src/forks/ReactServerStreamConfig.${rendererInfo.shortName}.js`;
|
||||
return `./packages/react-server/src/forks/ReactServerStreamConfig.${rendererInfo.shortName}.js`;
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||||
}
|
||||
}
|
||||
throw new Error(
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|
@ -380,7 +405,7 @@ const forks = Object.freeze({
|
|||
);
|
||||
},
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||||
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'react-server/src/ReactServerFormatConfig': (
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'./packages/react-server/src/ReactServerFormatConfig.js': (
|
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bundleType,
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entry,
|
||||
dependencies,
|
||||
|
@ -398,7 +423,7 @@ const forks = Object.freeze({
|
|||
if (!rendererInfo.isServerSupported) {
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||||
return null;
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||||
}
|
||||
return `react-server/src/forks/ReactServerFormatConfig.${rendererInfo.shortName}.js`;
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||||
return `./packages/react-server/src/forks/ReactServerFormatConfig.${rendererInfo.shortName}.js`;
|
||||
}
|
||||
}
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||||
throw new Error(
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||||
|
@ -408,7 +433,7 @@ const forks = Object.freeze({
|
|||
);
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||||
},
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||||
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'react-server/src/ReactFlightServerConfig': (
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'./packages/react-server/src/ReactFlightServerConfig.js': (
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bundleType,
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entry,
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||||
dependencies,
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@ -426,7 +451,7 @@ const forks = Object.freeze({
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|||
if (!rendererInfo.isServerSupported) {
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return null;
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||||
}
|
||||
return `react-server/src/forks/ReactFlightServerConfig.${rendererInfo.shortName}.js`;
|
||||
return `./packages/react-server/src/forks/ReactFlightServerConfig.${rendererInfo.shortName}.js`;
|
||||
}
|
||||
}
|
||||
throw new Error(
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||||
|
@ -436,7 +461,7 @@ const forks = Object.freeze({
|
|||
);
|
||||
},
|
||||
|
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'react-client/src/ReactFlightClientHostConfig': (
|
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'./packages/react-client/src/ReactFlightClientHostConfig.js': (
|
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bundleType,
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entry,
|
||||
dependencies,
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||||
|
@ -454,7 +479,7 @@ const forks = Object.freeze({
|
|||
if (!rendererInfo.isServerSupported) {
|
||||
return null;
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||||
}
|
||||
return `react-client/src/forks/ReactFlightClientHostConfig.${rendererInfo.shortName}.js`;
|
||||
return `./packages/react-client/src/forks/ReactFlightClientHostConfig.${rendererInfo.shortName}.js`;
|
||||
}
|
||||
}
|
||||
throw new Error(
|
||||
|
@ -465,7 +490,7 @@ const forks = Object.freeze({
|
|||
},
|
||||
|
||||
// We wrap top-level listeners into guards on www.
|
||||
'react-dom/src/events/EventListener': (bundleType, entry) => {
|
||||
'./packages/react-dom/src/events/EventListener.js': (bundleType, entry) => {
|
||||
switch (bundleType) {
|
||||
case FB_WWW_DEV:
|
||||
case FB_WWW_PROD:
|
||||
|
@ -475,28 +500,34 @@ const forks = Object.freeze({
|
|||
return null;
|
||||
} else {
|
||||
// Use the www fork which is integrated with TimeSlice profiling.
|
||||
return 'react-dom/src/events/forks/EventListener-www.js';
|
||||
return './packages/react-dom/src/events/forks/EventListener-www.js';
|
||||
}
|
||||
default:
|
||||
return null;
|
||||
}
|
||||
},
|
||||
|
||||
'use-sync-external-store/src/useSyncExternalStore': (bundleType, entry) => {
|
||||
'./packages/use-sync-external-store/src/useSyncExternalStore.js': (
|
||||
bundleType,
|
||||
entry
|
||||
) => {
|
||||
if (entry.startsWith('use-sync-external-store/shim')) {
|
||||
return 'use-sync-external-store/src/forks/useSyncExternalStore.forward-to-shim';
|
||||
return './packages/use-sync-external-store/src/forks/useSyncExternalStore.forward-to-shim.js';
|
||||
}
|
||||
if (entry !== 'use-sync-external-store') {
|
||||
// Internal modules that aren't shims should use the native API from the
|
||||
// react package.
|
||||
return 'use-sync-external-store/src/forks/useSyncExternalStore.forward-to-built-in';
|
||||
return './packages/use-sync-external-store/src/forks/useSyncExternalStore.forward-to-built-in.js';
|
||||
}
|
||||
return null;
|
||||
},
|
||||
|
||||
'use-sync-external-store/src/isServerEnvironment': (bundleType, entry) => {
|
||||
'./packages/use-sync-external-store/src/isServerEnvironment.js': (
|
||||
bundleType,
|
||||
entry
|
||||
) => {
|
||||
if (entry.endsWith('.native')) {
|
||||
return 'use-sync-external-store/src/forks/isServerEnvironment.native';
|
||||
return './packages/use-sync-external-store/src/forks/isServerEnvironment.native.js';
|
||||
}
|
||||
},
|
||||
});
|
||||
|
|
|
@ -30,15 +30,19 @@ let resolveCache = new Map();
|
|||
function useForks(forks) {
|
||||
let resolvedForks = new Map();
|
||||
Object.keys(forks).forEach(srcModule => {
|
||||
// Fork paths are relative to the project root. They must include the full
|
||||
// path, including the extension. We intentionally don't use Node's module
|
||||
// resolution algorithm because 1) require.resolve doesn't work with ESM
|
||||
// modules, and 2) the behavior is easier to predict.
|
||||
const targetModule = forks[srcModule];
|
||||
resolvedForks.set(
|
||||
require.resolve(srcModule),
|
||||
path.resolve(process.cwd(), srcModule),
|
||||
// targetModule could be a string (a file path),
|
||||
// or an error (which we'd throw if it gets used).
|
||||
// Don't try to "resolve" errors, but cache
|
||||
// resolved file paths.
|
||||
typeof targetModule === 'string'
|
||||
? require.resolve(targetModule)
|
||||
? path.resolve(process.cwd(), targetModule)
|
||||
: targetModule
|
||||
);
|
||||
});
|
||||
|
|
Loading…
Reference in New Issue