fix zip

Author: sunnylqm

biome.json

@@ -1,6 +1,6 @@
 {
   "files": {
-    "ignore": ["lib"]
+    "includes": ["**", "!**/lib"]
   },
   "linter": {
     "enabled": true,

tests/diff.test.ts

@@ -1,11 +1,12 @@
 import { afterEach, beforeEach, describe, expect, test } from 'bun:test';
 import fs from 'fs';
+import { npm, yarn } from 'global-dirs';
 import os from 'os';
 import path from 'path';
-import { npm, yarn } from 'global-dirs';
 import { ZipFile as YazlZipFile } from 'yazl';
 import { diffCommands, enumZipEntries, readEntry } from '../src/diff';
 import type { CommandContext } from '../src/types';
+import { readEntryPrefix } from '../src/utils/zip-entries';
 
 const pngPrefix = Buffer.from([0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a]);
 const hermesBytecodePrefix = Buffer.from([
@@ -292,6 +293,23 @@ describe('diff commands', () => {
     expect(result.files['extra/new.txt']?.toString('utf-8')).toBe('new-file');
   });
 
+  test('readEntryPrefix stops large zip entries without surfacing destroy errors', async () => {
+    const zipPath = path.join(tempRoot, 'large-entry.ppk');
+    const payload = Buffer.alloc(256, 'x');
+    await createZip(zipPath, {
+      'large-entry.bin': payload,
+    });
+
+    let prefix: Buffer | undefined;
+    await enumZipEntries(zipPath, async (entry, zipFile) => {
+      if (entry.fileName === 'large-entry.bin') {
+        prefix = await readEntryPrefix(entry, zipFile, 64);
+      }
+    });
+
+    expect(prefix).toEqual(payload.subarray(0, 64));
+  });
+
   test('diffFromApk throws when origin package bundle is missing', async () => {
     const originPath = path.join(tempRoot, 'origin-missing-bundle.apk');
     const nextPath = path.join(tempRoot, 'next-for-apk.ppk');