Scala pre-commit hooks

Pre commit/push hooks for formating and removing unused imports from scala project

Instalation

First copy .pre-commit-config.yaml to your scala project

Then same from your scala project execute:

pip install pre-commit

# and then one of following two commands
# pre push hook
pre-commit install --hook-type pre-push
# pre commit hook
pre-commit install

In plugins.sbt you should have plugins for scalafmt and scalafix

addSbtPlugin("org.scalameta"  % "sbt-scalafmt"  % "2.3.2")
addSbtPlugin("ch.epfl.scala" % "sbt-scalafix" % "0.9.13")

also add this to build.sbt

addCompilerPlugin(scalafixSemanticdb)
scalacOptions ++= List(
  "-Yrangepos",
  "-Ywarn-unused-import"
)