A Scalafix rule is a small program that can analyze your source code, report messages and automatically fix problems. Scalafix comes with a few rules out-of-the-box. These rules have been chosen to meet the long-term goal of scalafix to clarify the Scala to Dotty migration path.

Here’s a list of the currently implemented rules:

To create custom rules, see Rule Authors.

Planned rules

See here.