Skip to content

fix: bump Bun property access threshold to 42 for claude-code >=2.1.219 #245

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
bash0816 merged 1 commit into from
Jul 25, 2026
Merged

fix: bump Bun property access threshold to 42 for claude-code >=2.1.219 #245

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 2 additions & 0 deletions packages/claude-code/lib/termux-run-claude-native.sh
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -583,6 +583,7 @@ function rewriteNativeChunkSource(source) {
const _bunPropertyAccessExpected = (() => {
const _ver = String(process.env.CURRENT_CLAUDE_VERSION || '');
const _m = _ver.match(/^(\d+)\.(\d+)\.(\d+)/);
if (_m && (Number(_m[1]) > 2 || Number(_m[2]) > 1 || Number(_m[3]) >= 219)) return 42;
if (_m && (Number(_m[1]) > 2 || Number(_m[2]) > 1 || Number(_m[3]) >= 216)) return 40;
if (_m && (Number(_m[1]) > 2 || Number(_m[2]) > 1 || Number(_m[3]) >= 214)) return 39;
if (_m && (Number(_m[1]) > 2 || Number(_m[2]) > 1 || Number(_m[3]) >= 205)) return 38;
Expand Down Expand Up @@ -1275,6 +1276,7 @@ function rewriteNativeChunkSource(source) {
const _bunPropertyAccessExpected = (() => {
const _ver = String(process.env.CURRENT_CLAUDE_VERSION || '');
const _m = _ver.match(/^(\d+)\.(\d+)\.(\d+)/);
if (_m && (Number(_m[1]) > 2 || Number(_m[2]) > 1 || Number(_m[3]) >= 219)) return 42;
if (_m && (Number(_m[1]) > 2 || Number(_m[2]) > 1 || Number(_m[3]) >= 216)) return 40;
if (_m && (Number(_m[1]) > 2 || Number(_m[2]) > 1 || Number(_m[3]) >= 214)) return 39;
if (_m && (Number(_m[1]) > 2 || Number(_m[2]) > 1 || Number(_m[3]) >= 205)) return 38;
Expand Down
37 changes: 37 additions & 0 deletions packages/claude-code/lib/termux-run-claude-native.test.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -478,6 +478,43 @@ test('rewriteNativeChunkSource rejects stale Bun property access count for versi
}
});

test('rewriteNativeChunkSource rewrites the synthetic bundle slice (version 2.1.219)', () => {
process.env.CURRENT_CLAUDE_VERSION = '2.1.219';
try {
const { rewriteNativeChunkSource } = loadHelperApi();
const typeofBun = Array.from({ length: 7 }, () => 'typeof Bun').join('; ');
const bunProps = Array.from({ length: 42 }, (_, index) => `Bun.p${index}`).join('; ');
const source = `function(exports, require, module, __filename, __dirname) { ${typeofBun}; typeof globalThis.Bun; globalThis.Bun; ${bunProps}; npmInstallDeprecated:!0; npmInstallDeprecated:!0 }`;
const patched = rewriteNativeChunkSource(source);

assert.match(patched, /var __claudeBun = globalThis\.__claudeBunShim;/);
assert.match(patched, /typeof __claudeBun/);
assert.match(patched, /typeof globalThis\.__claudeBun/);
assert.match(patched, /globalThis\.__claudeBun/);
assert.match(patched, /__claudeBun\./);
assert.equal((patched.match(/__claudeBun\./g) || []).length, 42);
} finally {
delete process.env.CURRENT_CLAUDE_VERSION;
}
});

test('rewriteNativeChunkSource rejects stale Bun property access count for version 2.1.219', () => {
process.env.CURRENT_CLAUDE_VERSION = '2.1.219';
try {
const { rewriteNativeChunkSource } = loadHelperApi();
const typeofBun = Array.from({ length: 7 }, () => 'typeof Bun').join('; ');
const bunProps = Array.from({ length: 41 }, (_, index) => `Bun.p${index}`).join('; ');
const source = `function(exports, require, module, __filename, __dirname) { ${typeofBun}; typeof globalThis.Bun; globalThis.Bun; ${bunProps}; npmInstallDeprecated:!0; npmInstallDeprecated:!0 }`;

assert.throws(
() => rewriteNativeChunkSource(source),
/unexpected Bun property access count 41/,
);
} finally {
delete process.env.CURRENT_CLAUDE_VERSION;
}
});

test('rewriteNativeChunkSource rejects unexpected replacement counts', () => {
const { rewriteNativeChunkSource } = loadHelperApi();
const source = buildSyntheticBundleSource().replace('Bun.p30;', '');
Expand Down