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TL;DR

scalafmt

Code formatter for Scala. Configurations are stored in the .scalafmt.conf file. More information: https://scalameta.org/scalafmt.

  • Reformat all .scala files in the current directory recursively:

scalafmt

  • Reformat specific files or directories with a custom formatting configuration:

scalafmt --config path/to/.scalafmt.conf path/to/file_or_directory path/to/file_or_directory ...

  • Check if files are correctly formatted, returning 0 if all files respect the formatting style:

scalafmt --config path/to/.scalafmt.conf --test

  • Exclude files or directories:

scalafmt --exclude path/to/file_or_directory ...

  • Format only files that were edited against the current Git branch:

scalafmt --config path/to/.scalafmt.conf --mode diff

This document was created using the contents of the tldr project.