v0.2.10

j178/prekv0.2.10Oct 18, 2025by github-actions[bot]

AI Summary

Added several new builtin hooks (XML, merge conflict) and a `--fail-fast` flag for faster failure reporting.

Key Highlights

  • Add `--fail-fast` CLI flag to stop after first hook failure
  • Implement `check-xml` as builtin hook
  • Implement `check-merge-conflict` as builtin hook
  • Add collision detection for hook env directories
  • Fix pygrep hook env health check

New Features

  • --fail-fast
  • check-xml
  • check-merge-conflict

Full Release Notes

## Release Notes

Released on 2025-10-18.

### Enhancements

- Add `--fail-fast` CLI flag to stop after first hook failure ([#908](https://github.com/j178/prek/pull/908))
- Add collision detection for hook env directories ([#914](https://github.com/j178/prek/pull/914))
- Error out if not projects found ([#913](https://github.com/j178/prek/pull/913))
- Implement `check-xml` as builtin hook ([#894](https://github.com/j178/prek/pull/894))
- Implement `check-merge-conflict` as builtin hook ([#885](https://github.com/j178/prek/pull/885))
- Use line-by-line reading in `check-merge-conflict` ([#910](https://github.com/j178/prek/pull/910))

### Bug fixes

- Fix pygrep hook env health check ([#921](https://github.com/j178/prek/pull/921))
- Group `pygrep` with `python` when installing pygrep hooks ([#920](https://github.com/j178/prek/pull/920))
- Ignore `.` prefixed directory when searching managed Python for pygrep ([#919](https://github.com/j178/prek/pull/919))

### Documentation

- Add contribution guide ([#912](https://github.com/j178/prek/pull/912))

### Other changes


### Contributors

- @AdityasWorks
- @j178
- @kenwoodjw
- @lmmx

## Install prek 0.2.10

### Install prebuilt binaries via shell script

```sh
curl --proto '=https' --tlsv1.2 -LsSf https://github.com/j178/prek/releases/download/v0.2.10/prek-installer.sh | sh
```

### Install prebuilt binaries via powershell script

```sh
powershell -ExecutionPolicy Bypass -c "irm https://github.com/j178/prek/releases/download/v0.2.10/prek-installer.ps1 | iex"
```

### Install prebuilt binaries via Homebrew

```sh
brew install j178/tap/prek
```

### Install prebuilt binaries into your npm project

```sh
npm install @j178/prek@0.2.10
```

## Download prek 0.2.10

|  File  | Platform | Checksum |
|--------|----------|----------|
| [prek-aarch64-apple-darwin.tar.gz](https://github.com/j178/prek/releases/download/v0.2.10/prek-aarch64-apple-darwin.tar.gz) | Apple Silicon macOS | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-aarch64-apple-darwin.tar.gz.sha256) |
| [prek-x86_64-apple-darwin.tar.gz](https://github.com/j178/prek/releases/download/v0.2.10/prek-x86_64-apple-darwin.tar.gz) | Intel macOS | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-x86_64-apple-darwin.tar.gz.sha256) |
| [prek-aarch64-pc-windows-msvc.zip](https://github.com/j178/prek/releases/download/v0.2.10/prek-aarch64-pc-windows-msvc.zip) | ARM64 Windows | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-aarch64-pc-windows-msvc.zip.sha256) |
| [prek-i686-pc-windows-msvc.zip](https://github.com/j178/prek/releases/download/v0.2.10/prek-i686-pc-windows-msvc.zip) | x86 Windows | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-i686-pc-windows-msvc.zip.sha256) |
| [prek-x86_64-pc-windows-msvc.zip](https://github.com/j178/prek/releases/download/v0.2.10/prek-x86_64-pc-windows-msvc.zip) | x64 Windows | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-x86_64-pc-windows-msvc.zip.sha256) |
| [prek-aarch64-unknown-linux-gnu.tar.gz](https://github.com/j178/prek/releases/download/v0.2.10/prek-aarch64-unknown-linux-gnu.tar.gz) | ARM64 Linux | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-aarch64-unknown-linux-gnu.tar.gz.sha256) |
| [prek-i686-unknown-linux-gnu.tar.gz](https://github.com/j178/prek/releases/download/v0.2.10/prek-i686-unknown-linux-gnu.tar.gz) | x86 Linux | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-i686-unknown-linux-gnu.tar.gz.sha256) |
| [prek-powerpc64-unknown-linux-gnu.tar.gz](https://github.com/j178/prek/releases/download/v0.2.10/prek-powerpc64-unknown-linux-gnu.tar.gz) | PPC64 Linux | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-powerpc64-unknown-linux-gnu.tar.gz.sha256) |
| [prek-powerpc64le-unknown-linux-gnu.tar.gz](https://github.com/j178/prek/releases/download/v0.2.10/prek-powerpc64le-unknown-linux-gnu.tar.gz) | PPC64LE Linux | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-powerpc64le-unknown-linux-gnu.tar.gz.sha256) |
| [prek-riscv64gc-unknown-linux-gnu.tar.gz](https://github.com/j178/prek/releases/download/v0.2.10/prek-riscv64gc-unknown-linux-gnu.tar.gz) | RISCV Linux | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-riscv64gc-unknown-linux-gnu.tar.gz.sha256) |
| [prek-s390x-unknown-linux-gnu.tar.gz](https://github.com/j178/prek/releases/download/v0.2.10/prek-s390x-unknown-linux-gnu.tar.gz) | S390x Linux | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-s390x-unknown-linux-gnu.tar.gz.sha256) |
| [prek-x86_64-unknown-linux-gnu.tar.gz](https://github.com/j178/prek/releases/download/v0.2.10/prek-x86_64-unknown-linux-gnu.tar.gz) | x64 Linux | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-x86_64-unknown-linux-gnu.tar.gz.sha256) |
| [prek-armv7-unknown-linux-gnueabihf.tar.gz](https://github.com/j178/prek/releases/download/v0.2.10/prek-armv7-unknown-linux-gnueabihf.tar.gz) | ARMv7 Linux | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-armv7-unknown-linux-gnueabihf.tar.gz.sha256) |
| [prek-aarch64-unknown-linux-musl.tar.gz](https://github.com/j178/prek/releases/download/v0.2.10/prek-aarch64-unknown-linux-musl.tar.gz) | ARM64 MUSL Linux | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-aarch64-unknown-linux-musl.tar.gz.sha256) |
| [prek-i686-unknown-linux-musl.tar.gz](https://github.com/j178/prek/releases/download/v0.2.10/prek-i686-unknown-linux-musl.tar.gz) | x86 MUSL Linux | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-i686-unknown-linux-musl.tar.gz.sha256) |
| [prek-x86_64-unknown-linux-musl.tar.gz](https://github.com/j178/prek/releases/download/v0.2.10/prek-x86_64-unknown-linux-musl.tar.gz) | x64 MUSL Linux | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-x86_64-unknown-linux-musl.tar.gz.sha256) |
| [prek-arm-unknown-linux-musleabihf.tar.gz](https://github.com/j178/prek/releases/download/v0.2.10/prek-arm-unknown-linux-musleabihf.tar.gz) | ARMv6 MUSL Linux (Hardfloat) | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-arm-unknown-linux-musleabihf.tar.gz.sha256) |
| [prek-armv7-unknown-linux-musleabihf.tar.gz](https://github.com/j178/prek/releases/download/v0.2.10/prek-armv7-unknown-linux-musleabihf.tar.gz) | ARMv7 MUSL Linux | [checksum](https://github.com/j178/prek/releases/download/v0.2.10/prek-armv7-unknown-linux-musleabihf.tar.gz.sha256) |