refactor: Drop graceful-fs

packages/metro-file-map/package.json

@@ -22,7 +22,6 @@
     "debug": "^4.4.0",
     "fb-watchman": "^2.0.0",
     "flow-enums-runtime": "^0.0.6",
-    "graceful-fs": "^4.2.4",
     "invariant": "^2.2.4",
     "jest-worker": "^29.7.0",
     "nullthrows": "^1.1.1"

packages/metro-file-map/src/__tests__/index-test.js

@@ -345,7 +345,7 @@ describe('FileMap', () => {
     // $FlowFixMe[incompatible-type]
     mockChangedFiles = null;
 
-    fs = require('graceful-fs');
+    fs = require('node:fs');
 
     consoleWarn = console.warn;
     consoleError = console.error;

packages/metro-file-map/src/__tests__/worker-test.js

@@ -18,7 +18,7 @@ import {Worker} from '../worker';
 import * as path from 'node:path';
 import * as vm from 'node:vm';
 
-jest.mock('fs', () => {
+jest.mock('node:fs', () => {
   const path = require('node:path');
   const mockFs = {
     [path.join('/project', 'fruits', 'Banana.js')]: `
@@ -47,7 +47,7 @@ jest.mock('fs', () => {
   };
 
   return {
-    ...jest.createMockFromModule('fs'),
+    ...jest.createMockFromModule('node:fs'),
     readFileSync: jest.fn((path, options) => {
       const entry = mockFs[path];
       if (entry) {
@@ -64,7 +64,7 @@ jest.mock('fs', () => {
   };
 });
 
-const fs: FS = jest.requireMock('fs');
+const fs: FS = jest.requireMock('node:fs');
 
 const defaults: WorkerMessage = {
   computeSha1: false,
@@ -240,7 +240,7 @@ describe('worker', () => {
 
   test('can be loaded directly without transpilation', async () => {
     const code = await jest
-      .requireActual<FS>('fs')
+      .requireActual<FS>('node:fs')
       .promises.readFile(require.resolve('../worker.js'), 'utf8');
     expect(() => new vm.Script(code)).not.toThrow();
   });

packages/metro-file-map/src/crawlers/__tests__/node-test.js

@@ -13,12 +13,12 @@ import type TreeFSType from '../../lib/TreeFS';
 let mockPathModule;
 jest.mock('node:path', () => mockPathModule);
 
-// The platform-specific path helper `p` for the graceful-fs mock
+// The platform-specific path helper `p` for the fs mock
 let mockP: string => string;
 
 jest.useRealTimers();
 
-jest.mock('graceful-fs', () => {
+jest.mock('node:fs', () => {
   const slash = require('slash');
   let mtime = 32;
   const size = 42;
@@ -265,7 +265,7 @@ describe.each([['win32'], ['posix']])('node crawler on %s', platform => {
 
   test('uses the withFileTypes option with readdir', async () => {
     nodeCrawl = require('../node').default;
-    const fs = require('graceful-fs');
+    const fs = require('node:fs');
 
     const {changedFiles, removedFiles} = await nodeCrawl({
       console: global.console,
@@ -374,7 +374,7 @@ describe.each([['win32'], ['posix']])('node crawler on %s', platform => {
   });
 
   test('crawls from a filesystem root without doubling separators', async () => {
-    const fs = require('graceful-fs');
+    const fs = require('node:fs');
     nodeCrawl = require('../node').default;
     const ignore = jest.fn(pearMatcher);
 

packages/metro-file-map/src/crawlers/node/index.js

@@ -12,7 +12,7 @@
 import type {CrawlerOptions, CrawlResult, FileData} from '../../flow-types';
 
 import {RootPathUtils} from '../../lib/RootPathUtils';
-import * as fs from 'graceful-fs';
+import fs from 'node:fs';
 import * as path from 'node:path';
 
 function find(options: CrawlerOptions): Promise<FileData> {

packages/metro-file-map/src/lib/__tests__/FileProcessor-test.js

@@ -555,7 +555,7 @@ describe('processRegularFile', () => {
     jest.resetModules();
     jest.clearAllMocks();
     jest.unmock('../../worker.js');
-    jest.mock('fs', () => ({
+    jest.mock('node:fs', () => ({
       readFileSync: mockReadFileSync,
     }));
     FileProcessor = require('../FileProcessor').FileProcessor;

packages/metro-file-map/src/worker.js

@@ -23,8 +23,8 @@ import type {
 
 'use strict';
 
-const fs = require('graceful-fs');
 const {createHash} = require('node:crypto');
+const fs = require('node:fs');
 
 function sha1hex(content /*: string | Buffer */) /*: string */ {
   return createHash('sha1').update(content).digest('hex');

packages/metro/package.json

@@ -31,7 +31,6 @@
     "debug": "^4.4.0",
     "error-stack-parser": "^2.0.6",
     "flow-enums-runtime": "^0.0.6",
-    "graceful-fs": "^4.2.4",
     "flow-parser": "0.335.0",
     "invariant": "^2.2.4",
     "jest-worker": "^29.7.0",

packages/metro/src/DeltaBundler/__tests__/resolver-test.js

@@ -37,7 +37,6 @@ jest
     endianness: () => 'LE',
     release: () => '',
   }))
-  .mock('graceful-fs', () => jest.requireMock('node:fs'))
   .spyOn(console, 'warn')
   .mockImplementation(() => {});
 

packages/metro/src/Server.js

@@ -68,10 +68,10 @@ import symbolicate from './Server/symbolicate';
 import {SourcePathsMode} from './shared/types';
 import {codeFrameColumns} from '@babel/code-frame';
 import debugModule from 'debug';
-import * as fs from 'graceful-fs';
 import * as jscSafeUrl from 'jsc-safe-url';
 import {Logger} from 'metro-core';
 import mime from 'mime-types';
+import fs from 'node:fs';
 import path from 'node:path';
 import {performance} from 'node:perf_hooks';
 import querystring from 'node:querystring';