yamllint-rs¶

yamllint-rs is a fast, high-performance YAML linter written in Rust, designed as a drop-in replacement for the Python-based yamllint.

Installation¶

You can install yamllint-rs using Cargo, or run it via Docker.

cargodocker

cargo install yamllint-rs

docker run --rm -v $(pwd):/work -w /work yamllint-rs:latest --recursive .

Config¶

yamllint-rs is compatible with the standard yamllint configuration format. It automatically discovers and uses .yamllint files in the project root.

.yamllint

---
extends: default

rules:
  line-length:
    max: 120
    allow-non-breakable-words: true

Usage¶

CLI Commands¶

1. Lint a specific file or folder

yamllint-rs file.yaml

2. Lint all YAML files recursively in the current directory

yamllint-rs --recursive .

3. Automatically fix autofixable violations

yamllint-rs --fix .