Installer treefmt avec Homebrew, MacPorts, Nix

Liens du projet

• Page d'accueil
• Dépôt

Commandes et alias

• treefmt

Historique du projet

Numtide's README explains treefmt as a response to polyglot repositories, where each language brings its own formatter and teams repeatedly reimplement scripts to run them. treefmt turns that recurring script into one command.

The project emphasizes a unified CLI and output, parallel execution, and tracking changed files so that formatting does not always have to scan and rewrite an entire repository. Its documentation centers the `treefmt.toml` file in the project root as the place where formatter commands, options, and include globs are declared.

By 2026 the GitHub repository had multiple major releases, Go and Nix build metadata, and related tooling such as treefmt-nix, reflecting its adoption in Nix-heavy and polyglot development workflows.

Historique d'adoption

treefmt's adoption is closely tied to repositories that do not want language-specific formatting scripts in every project. It is packaged by Homebrew, MacPorts, and Nix, and the upstream README explicitly points Nix users at treefmt-nix.

For package users, the attraction is boring consistency: install one binary, commit one `treefmt.toml`, and let CI or pre-commit workflows run all configured formatters the same way.

Modes d'utilisation

A project usually creates `treefmt.toml` with `treefmt --init`, defines formatter sections with command, options, and include globs, and then runs `treefmt` from the project root.

Package nerds use it to standardize formatting across Nix, Rust, Go, JavaScript, and other mixed-language repos without maintaining a custom shell script per repository.

Pourquoi les passionnés de paquets s'y intéressent

treefmt is significant because it packages repository formatting as a composable CLI rather than a pile of local scripts. That matters to reproducible developer environments, especially where Nix flakes and CI expect declarative tooling.

Chronologie

• Project docs: treefmt is presented as the formatter multiplexer.
• 2026: v2.5.0 release adds formatter option support and Go toolchain updates.
• 2026: The repository records roughly a thousand stars, dozens of releases, and continued maintenance.

Related projects

• treefmt-nix wraps treefmt for Nix-based configuration and formatter provisioning.
• Related tools named upstream include EditorConfig, Prettier, Super-Linter, and pre-commit.

Sources

• https://github.com/numtide/treefmt
• https://github.com/numtide/treefmt/releases
• https://treefmt.com/latest/