Jarl – fast linter for R

Jarl is a fast linter for R: it does static code analysis to search for programming errors, bugs, and suspicious patterns of code.

Jarl is built on Air, a fast formatter for R written in Rust.

This is free and open source software.

Key Features

  • Orders of magnitude faster than lintr and flir1.
  • Automatic fixes when possible.
  • Support for 25+ lintr rules (and growing).
  • Integration in popular IDEs and editors (VS Code, Positron, Zed, …).
  • CLI available.
  • Multiple output modes (concise, detailed, JSON format).
  • CI workflow.

Website: github.com/etiennebacher/jarl
Support:
Developer: Etienne Bacher
License: MIT License

Learn Rust with our recommended free books and free tutorials.


Related Software

R Linters
lintrProvides static code analysis for R
jarlFast linter for R
flirParse and rewrite R code

Read our verdict in the software roundup.


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