Add scalafmt

.gitignore

@@ -8,4 +8,5 @@ bazel-testlogs
 .metals
 .vscode
 .ijwb
-projectview.bazelproject
+projectview.bazelproject
+.DS_Store

.scalafmt.conf

@@ -0,0 +1,42 @@
+version = "3.6.1"
+
+runner.dialect = "Scala213Source3"
+
+style = defaultWithAlign
+maxColumn = 160
+
+continuationIndent.callSite = 2
+continuationIndent.defnSite = 2
+continuationIndent.extendSite = 2
+danglingParentheses.preset = true
+
+newlines {
+  beforeCurlyLambdaParams = multilineWithCaseOnly
+  sometimesBeforeColonInMethodReturnType = false
+  topLevelBodyIfMinStatements = [before]
+  topLevelBodyMinStatements = 2
+}
+
+align {
+  arrowEnumeratorGenerator = false
+  ifWhileOpenParen = false
+  openParenCallSite = false
+  openParenDefnSite = false
+}
+
+align.preset = some
+
+docstrings.style = Asterisk
+docstrings.wrap = yes
+
+rewrite {
+  rules = [RedundantBraces, Imports]
+  redundantBraces.maxLines = 1
+  imports.sort = scalastyle
+  imports.expand = true
+}
+
+spaces {
+  beforeContextBoundColon = Never
+  inImportCurlyBraces = false
+}

README.md

@@ -2,6 +2,12 @@
 
 Scala project build by Bazel
 
+## Dependencies
+After changing dependencies, make sure to run
+```bash
+bazel run @unpinned_maven//:pin
+```
+
 ## Docker image
 
 Build image

WORKSPACE.bazel

@@ -47,3 +47,9 @@ load("@io_bazel_rules_scala//testing:scalatest.bzl", "scalatest_repositories", "
 scalatest_repositories()
 
 scalatest_toolchain()
+
+load("@io_bazel_rules_scala//scala/scalafmt:scalafmt_repositories.bzl", "scalafmt_default_config", "scalafmt_repositories")
+
+scalafmt_default_config()
+
+scalafmt_repositories()

src/main/scala/cmd/BUILD → src/main/scala/cmd/BUILD.bazel

@@ -1,10 +1,10 @@
-load("@io_bazel_rules_scala//scala:scala.bzl", "scala_binary")
 load("@rules_oci//oci:defs.bzl", "oci_image", "oci_load")
 load("@rules_pkg//:pkg.bzl", "pkg_tar")
 
 scala_binary(
     name = "runner",
     srcs = ["Runner.scala"],
+    format = True,
     main_class = "cmd.Runner",
     deps = ["//src/main/scala/lib:greeting"],
 )

src/main/scala/cmd/Runner.scala

@@ -3,7 +3,6 @@ package cmd
 import lib.Greeting
 
 object Runner {
-  def main(args: Array[String]): Unit = {
+  def main(args: Array[String]): Unit =
     println(Greeting.createHiMessage("Alex"))
-  }
-}
+}

src/main/scala/lib/BUILD → src/main/scala/lib/BUILD.bazel

@@ -1,7 +1,5 @@
-load("@io_bazel_rules_scala//scala:scala.bzl", "scala_library")
-
 scala_library(
     name = "greeting",
     srcs = ["Greeting.scala"],
     visibility = ["//visibility:public"],
-)
+)

src/test/scala/BUILD → src/test/scala/BUILD.bazel

@@ -1,10 +1,8 @@
-load("@io_bazel_rules_scala//scala:scala.bzl", "scala_test")
-
 scala_test(
     name = "tests",
     srcs = glob(["**/*.scala"]),
     deps = [
         "//src/main/scala/lib:greeting",
         "@maven//:org_scala_lang_modules_scala_xml_2_13",
     ],
-)
+)

tools/build_rules/prelude_bazel

@@ -0,0 +1 @@
+load("//tools:scala.bzl", "scala_library", "scala_macro_library","scala_binary", "scala_test")

tools/scala.bzl

@@ -0,0 +1,8 @@
+load("@io_bazel_rules_scala//scala:advanced_usage/scala.bzl", "make_scala_binary", "make_scala_junit_test", "make_scala_library", "make_scala_macro_library", "make_scala_test")
+load("@io_bazel_rules_scala//scala/scalafmt:phase_scalafmt_ext.bzl", "ext_scalafmt")
+
+# Scalafmt - https://github.com/bazelbuild/rules_scala/blob/master/docs/phase_scalafmt.md#intellij-plugin-support
+scala_binary = make_scala_binary(ext_scalafmt)
+scala_library = make_scala_library(ext_scalafmt)
+scala_macro_library = make_scala_macro_library(ext_scalafmt)
+scala_test = make_scala_test(ext_scalafmt)