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node_modules/metro-cache-key/package.json

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+{
+  "name": "metro-cache-key",
+  "version": "0.83.3",
+  "description": "🚇 Cache key utility.",
+  "main": "src/index.js",
+  "exports": {
+    ".": "./src/index.js",
+    "./package.json": "./package.json",
+    "./private/*": "./src/*.js"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git@github.com:facebook/metro.git"
+  },
+  "scripts": {
+    "prepare-release": "test -d build && rm -rf src.real && mv src src.real && mv build src",
+    "cleanup-release": "test ! -e build && mv src build && mv src.real src"
+  },
+  "license": "MIT",
+  "devDependencies": {
+    "metro-memory-fs": "*"
+  },
+  "dependencies": {
+    "flow-enums-runtime": "^0.0.6"
+  },
+  "engines": {
+    "node": ">=20.19.4"
+  }
+}

node_modules/metro-cache-key/src/index.js

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+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true,
+});
+exports.getCacheKey = getCacheKey;
+var _crypto = _interopRequireDefault(require("crypto"));
+var _fs = _interopRequireDefault(require("fs"));
+function _interopRequireDefault(e) {
+  return e && e.__esModule ? e : { default: e };
+}
+function getCacheKey(files) {
+  return files
+    .reduce(
+      (hash, file) =>
+        hash.update("\0", "utf8").update(_fs.default.readFileSync(file)),
+      _crypto.default.createHash("md5"),
+    )
+    .digest("hex");
+}

node_modules/metro-cache-key/src/index.js.flow

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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 strict-local
+ * @format
+ * @oncall react_native
+ */
+
+import crypto from 'crypto';
+import fs from 'fs';
+
+export function getCacheKey(files: Array<string>): string {
+  return files
+    .reduce(
+      (hash, file) => hash.update('\0', 'utf8').update(fs.readFileSync(file)),
+      crypto.createHash('md5'),
+    )
+    .digest('hex');
+}