sbt-scalafmt 1.3

.travis.yml

@@ -16,7 +16,7 @@ matrix:
 
 env:
   matrix:
-    - SBT_CMD=";test:compile;mainSettingsProj/test;safeUnitTests;otherUnitTests"
+    - SBT_CMD=";test:compile;scalafmt::test;test:scalafmt::test;mainSettingsProj/test;safeUnitTests;otherUnitTests"
   # - SBT_CMD="mimaReportBinaryIssues"
     - SBT_CMD="scripted actions/*"
     - SBT_CMD="scripted apiinfo/* compiler-project/* ivy-deps-management/*"

build.sbt

@@ -31,7 +31,10 @@ def buildLevelSettings: Seq[Setting[_]] =
       ),
       homepage := Some(url("https://github.com/sbt/sbt")),
       scmInfo := Some(ScmInfo(url("https://github.com/sbt/sbt"), "git@github.com:sbt/sbt.git")),
-      resolvers += Resolver.mavenLocal
+      resolvers += Resolver.mavenLocal,
+      scalafmtOnCompile := true,
+      // scalafmtVersion 1.0.0-RC3 has regression
+      scalafmtVersion := "0.6.8"
     ))
 
 def commonSettings: Seq[Setting[_]] =
@@ -71,7 +74,6 @@ def testedBaseSettings: Seq[Setting[_]] =
 
 lazy val sbtRoot: Project = (project in file("."))
   .enablePlugins(ScriptedPlugin) // , SiteScaladocPlugin, GhpagesPlugin)
-  .enablePlugins(ScalafmtPlugin)
   .configs(Sxr.sxrConf)
   .aggregateSeq(nonRoots)
   .settings(
@@ -109,7 +111,6 @@ lazy val bundledLauncherProj =
       Release.launcherSettings(sbtLaunchJar)
     )
     .enablePlugins(SbtLauncherPlugin)
-    .enablePlugins(ScalafmtPlugin)
     .settings(
       name := "sbt-launch",
       moduleName := "sbt-launch",
@@ -128,7 +129,6 @@ lazy val bundledLauncherProj =
 // Runner for uniform test interface
 lazy val testingProj = (project in file("testing"))
   .enablePlugins(ContrabandPlugin, JsonCodecPlugin)
-  .enablePlugins(ScalafmtPlugin)
   .dependsOn(testAgentProj)
   .settings(
     baseSettings,
@@ -143,7 +143,6 @@ lazy val testingProj = (project in file("testing"))
 
 // Testing agent for running tests in a separate process.
 lazy val testAgentProj = (project in file("testing") / "agent")
-  .enablePlugins(ScalafmtPlugin)
   .settings(
     minimalSettings,
     crossScalaVersions := Seq(baseScalaVersion),
@@ -155,7 +154,6 @@ lazy val testAgentProj = (project in file("testing") / "agent")
 
 // Basic task engine
 lazy val taskProj = (project in file("tasks"))
-  .enablePlugins(ScalafmtPlugin)
   .settings(
     testedBaseSettings,
     name := "Tasks"
@@ -164,7 +162,6 @@ lazy val taskProj = (project in file("tasks"))
 
 // Standard task system.  This provides map, flatMap, join, and more on top of the basic task model.
 lazy val stdTaskProj = (project in file("tasks-standard"))
-  .enablePlugins(ScalafmtPlugin)
   .dependsOn(taskProj % "compile;test->test")
   .settings(
     testedBaseSettings,
@@ -175,7 +172,7 @@ lazy val stdTaskProj = (project in file("tasks-standard"))
 
 // Embedded Scala code runner
 lazy val runProj = (project in file("run"))
-  .enablePlugins(ContrabandPlugin, ScalafmtPlugin)
+  .enablePlugins(ContrabandPlugin)
   .settings(
     testedBaseSettings,
     name := "Run",
@@ -186,7 +183,6 @@ lazy val runProj = (project in file("run"))
   .configure(addSbtIO, addSbtUtilLogging, addSbtCompilerClasspath)
 
 lazy val scriptedSbtProj = (project in scriptedPath / "sbt")
-  .enablePlugins(ScalafmtPlugin)
   .dependsOn(commandProj)
   .settings(
     baseSettings,
@@ -196,7 +192,6 @@ lazy val scriptedSbtProj = (project in scriptedPath / "sbt")
   .configure(addSbtIO, addSbtUtilLogging, addSbtCompilerInterface, addSbtUtilScripted)
 
 lazy val scriptedPluginProj = (project in scriptedPath / "plugin")
-  .enablePlugins(ScalafmtPlugin)
   .dependsOn(sbtProj)
   .settings(
     baseSettings,
@@ -206,7 +201,6 @@ lazy val scriptedPluginProj = (project in scriptedPath / "plugin")
 
 // Implementation and support code for defining actions.
 lazy val actionsProj = (project in file("main-actions"))
-  .enablePlugins(ScalafmtPlugin)
   .dependsOn(runProj, stdTaskProj, taskProj, testingProj)
   .settings(
     testedBaseSettings,
@@ -228,7 +222,7 @@ lazy val actionsProj = (project in file("main-actions"))
   )
 
 lazy val protocolProj = (project in file("protocol"))
-  .enablePlugins(ContrabandPlugin, JsonCodecPlugin, ScalafmtPlugin)
+  .enablePlugins(ContrabandPlugin, JsonCodecPlugin)
   .settings(
     testedBaseSettings,
     name := "Protocol",
@@ -242,7 +236,7 @@ lazy val protocolProj = (project in file("protocol"))
 
 // General command support and core commands not specific to a build system
 lazy val commandProj = (project in file("main-command"))
-  .enablePlugins(ContrabandPlugin, JsonCodecPlugin, ScalafmtPlugin)
+  .enablePlugins(ContrabandPlugin, JsonCodecPlugin)
   .dependsOn(protocolProj)
   .settings(
     testedBaseSettings,
@@ -263,7 +257,6 @@ lazy val commandProj = (project in file("main-command"))
 // The core macro project defines the main logic of the DSL, abstracted
 // away from several sbt implementators (tasks, settings, et cetera).
 lazy val coreMacrosProj = (project in file("core-macros"))
-  .enablePlugins(ScalafmtPlugin)
   .settings(
     commonSettings,
     name := "Core Macros",
@@ -293,7 +286,6 @@ lazy val generateToolboxClasspath = Def.task {
 
 // Fixes scope=Scope for Setting (core defined in collectionProj) to define the settings system used in build definitions
 lazy val mainSettingsProj = (project in file("main-settings"))
-  .enablePlugins(ScalafmtPlugin)
   .dependsOn(commandProj, stdTaskProj, coreMacrosProj)
   .settings(
     testedBaseSettings,
@@ -313,7 +305,7 @@ lazy val mainSettingsProj = (project in file("main-settings"))
 
 // The main integration project for sbt.  It brings all of the projects together, configures them, and provides for overriding conventions.
 lazy val mainProj = (project in file("main"))
-  .enablePlugins(ContrabandPlugin, ScalafmtPlugin)
+  .enablePlugins(ContrabandPlugin)
   .dependsOn(actionsProj, mainSettingsProj, runProj, commandProj)
   .settings(
     testedBaseSettings,
@@ -334,7 +326,6 @@ lazy val mainProj = (project in file("main"))
 //  technically, we need a dependency on all of mainProj's dependencies, but we don't do that since this is strictly an integration project
 //  with the sole purpose of providing certain identifiers without qualification (with a package object)
 lazy val sbtProj = (project in file("sbt"))
-  .enablePlugins(ScalafmtPlugin)
   .dependsOn(mainProj, scriptedSbtProj % "test->test")
   .settings(
     baseSettings,

project/ScalafmtPlugin.scala

@@ -1,4 +0,0 @@
-import sbt._
-
-// This is a placeholder so we don't have to change build.sbt.
-object ScalafmtPlugin extends AutoPlugin {}

project/plugins.sbt

@@ -9,6 +9,4 @@ scalacOptions ++= Seq("-feature", "-language:postfixOps")
 addSbtPlugin("org.foundweekends" % "sbt-bintray" % "0.4.0")
 addSbtPlugin("org.scala-sbt" % "sbt-contraband" % "0.3.0-M5")
 addSbtPlugin("com.jsuereth" % "sbt-pgp" % "1.1.0-M1")
-
-// hopefully this comes back soon.
-// addSbtPlugin("com.lucidchart" % "sbt-scalafmt" % "0.3")
+addSbtPlugin("com.lucidchart" % "sbt-scalafmt" % "1.3")