Add formatter

Author: 2m

.scalafmt.conf

@@ -0,0 +1,11 @@
+maxColumn = 120
+docstrings = JavaDoc
+assumeStandardLibraryStripMargin = true
+rewrite.rules = [RedundantBraces, RedundantParens, SortImports, SortModifiers]
+unindentTopLevelOperators = true
+align.tokens = [
+  {code = "%", owner = "Term.ApplyInfix"},
+  {code = "%%", owner = "Term.ApplyInfix"},
+  {code = ":=", owner = "Term.ApplyInfix"},
+  "="
+]

.travis.yml

@@ -6,6 +6,7 @@ jobs:
   include:
     - stage: test
       script: sbt test
+    - script: sbt scalafmtCheck scalafmtSbtCheck
     - stage: publish
       script: sbt ^publish
 

build.sbt

@@ -1,28 +1,30 @@
 scalaVersion := "2.12.7"
 
-sbtPlugin := true
+sbtPlugin        := true
 crossSbtVersions := List("1.0.0")
-organization := "com.lightbend.paradox"
-name := "sbt-paradox-apidoc"
+organization     := "com.lightbend.paradox"
+name             := "sbt-paradox-apidoc"
 
 addSbtPlugin(Library.sbtParadox)
 libraryDependencies ++= Seq(
   Library.classgraph,
-  Library.jtidy % Test,
+  Library.jtidy     % Test,
   Library.scalatest % Test
 )
 
 licenses += ("Apache-2.0", url("http://www.apache.org/licenses/LICENSE-2.0"))
 homepage := Some(url("https://github.com/lightbend/sbt-paradox-apidoc"))
-scmInfo := Some(ScmInfo(url("https://github.com/lightbend/sbt-paradox-apidoc"), "git@github.com:lightbend/sbt-paradox-apidoc.git"))
+scmInfo := Some(
+  ScmInfo(url("https://github.com/lightbend/sbt-paradox-apidoc"), "git@github.com:lightbend/sbt-paradox-apidoc.git"))
 developers += Developer("contributors",
-  "Contributors",
-  "https://gitter.im/lightbend/paradox",
-  url("https://github.com/lightbend/sbt-paradox-apidoc/graphs/contributors"))
+                        "Contributors",
+                        "https://gitter.im/lightbend/paradox",
+                        url("https://github.com/lightbend/sbt-paradox-apidoc/graphs/contributors"))
 organizationName := "Lightbend Inc."
-startYear := Some(2018)
+startYear        := Some(2018)
 
 bintrayOrganization := Some("sbt")
-bintrayRepository := "sbt-plugin-releases"
+bintrayRepository   := "sbt-plugin-releases"
 
 enablePlugins(AutomateHeaderPlugin)
+scalafmtOnCompile := true

project/Dependencies.scala

@@ -1,15 +1,15 @@
 import sbt._
 
 object Version {
-  val classgraph           = "4.4.2"
-  val jtidy                = "r938"
-  val sbtParadox           = "0.4.3"
-  val scalatest            = "3.0.5"
+  val classgraph = "4.4.2"
+  val jtidy      = "r938"
+  val sbtParadox = "0.4.3"
+  val scalatest  = "3.0.5"
 }
 
 object Library {
-  val classgraph           = "io.github.classgraph"  %  "classgraph" % Version.classgraph
-  val jtidy                = "net.sf.jtidy"          %  "jtidy"                  % Version.jtidy
-  val sbtParadox           = "com.lightbend.paradox" %  "sbt-paradox"            % Version.sbtParadox
-  val scalatest            = "org.scalatest"         %% "scalatest"              % Version.scalatest
+  val classgraph = "io.github.classgraph"  % "classgraph"  % Version.classgraph
+  val jtidy      = "net.sf.jtidy"          % "jtidy"       % Version.jtidy
+  val sbtParadox = "com.lightbend.paradox" % "sbt-paradox" % Version.sbtParadox
+  val scalatest  = "org.scalatest"         %% "scalatest"  % Version.scalatest
 }

project/plugins.sbt

@@ -1,3 +1,4 @@
-addSbtPlugin("com.dwijnand" % "sbt-dynver" % "3.1.0")
-addSbtPlugin("org.foundweekends" % "sbt-bintray" % "0.5.4")
-addSbtPlugin("de.heikoseeberger" % "sbt-header" % "5.0.0")
+addSbtPlugin("com.dwijnand"      % "sbt-dynver"   % "3.1.0")
+addSbtPlugin("org.foundweekends" % "sbt-bintray"  % "0.5.4")
+addSbtPlugin("de.heikoseeberger" % "sbt-header"   % "5.0.0")
+addSbtPlugin("com.geirsson"      % "sbt-scalafmt" % "1.5.1")

src/main/scala/com/lightbend/paradox/apidoc/ApidocDirective.scala

@@ -21,7 +21,7 @@ import org.pegdown.Printer
 import org.pegdown.ast.{DirectiveNode, TextNode, Visitor}
 
 class ApidocDirective(allClasses: IndexedSeq[String]) extends InlineDirective("apidoc") {
-  def render(node: DirectiveNode, visitor: Visitor, printer: Printer): Unit = {
+  def render(node: DirectiveNode, visitor: Visitor, printer: Printer): Unit =
     if (node.label.split('[')(0).contains('.')) {
       val fqcn = node.label
       if (allClasses.contains(fqcn)) {
@@ -31,11 +31,9 @@ class ApidocDirective(allClasses: IndexedSeq[String]) extends InlineDirective("a
       } else {
         throw new java.lang.IllegalStateException(s"fqcn not found by @apidoc[$fqcn]")
       }
-    }
-    else {
+    } else {
       renderByClassName(node.label, node, visitor, printer)
     }
-  }
 
   private def baseClassName(label: String) = {
     val labelWithoutGenerics = label.split("\\[")(0)
@@ -52,16 +50,27 @@ class ApidocDirective(allClasses: IndexedSeq[String]) extends InlineDirective("a
 
   def syntheticNode(group: String, label: String, fqcn: String, node: DirectiveNode): DirectiveNode = {
     val syntheticSource = new DirectiveNode.Source.Direct(fqcn)
-    val attributes = new org.pegdown.ast.DirectiveAttributes.AttributeMap()
-    new DirectiveNode(DirectiveNode.Format.Inline, group, null, null, attributes, null,
-      new DirectiveNode(DirectiveNode.Format.Inline, group + "doc", label, syntheticSource, node.attributes, fqcn,
-        new TextNode(label)
-      ))
+    val attributes      = new org.pegdown.ast.DirectiveAttributes.AttributeMap()
+    new DirectiveNode(
+      DirectiveNode.Format.Inline,
+      group,
+      null,
+      null,
+      attributes,
+      null,
+      new DirectiveNode(DirectiveNode.Format.Inline,
+                        group + "doc",
+                        label,
+                        syntheticSource,
+                        node.attributes,
+                        fqcn,
+                        new TextNode(label))
+    )
   }
 
   def renderByClassName(label: String, node: DirectiveNode, visitor: Visitor, printer: Printer): Unit = {
-    val query = node.label.replaceAll("\\\\_", "_")
-    val className = baseClassName(query)
+    val query       = node.label.replaceAll("\\\\_", "_")
+    val className   = baseClassName(query)
     val classSuffix = if (query.endsWith("$")) "$" else ""
 
     val matches = allClasses.filter(_.endsWith('.' + className))

src/main/scala/com/lightbend/paradox/apidoc/ApidocPlugin.scala

@@ -40,20 +40,26 @@ object ApidocPlugin extends AutoPlugin {
   def apidocParadoxGlobalSettings: Seq[Setting[_]] = Seq(
     apidocRootPackage := "scala",
     paradoxDirectives ++= Def.taskDyn {
-      val classpath = (fullClasspath in Compile).value.files.map(_.toURI.toURL).toArray
+      val classpath   = (fullClasspath in Compile).value.files.map(_.toURI.toURL).toArray
       val classLoader = new java.net.URLClassLoader(classpath, this.getClass.getClassLoader)
       val scanner = new ClassGraph()
         .whitelistPackages(apidocRootPackage.value)
         .addClassLoader(classLoader)
         .scan()
       val allClasses = scanner.getAllClasses.getNames.asScala.toVector
-      Def.task { Seq(
-        { _: Writer.Context ⇒ new ApidocDirective(allClasses) }
-      )}
+      Def.task {
+        Seq(
+          { _: Writer.Context ⇒
+            new ApidocDirective(allClasses)
+          }
+        )
+      }
     }.value
   )
 
-  def apidocSettings(config: Configuration): Seq[Setting[_]] = apidocParadoxGlobalSettings ++ inConfig(config)(Seq(
-    // scoped settings here
-  ))
+  def apidocSettings(config: Configuration): Seq[Setting[_]] =
+    apidocParadoxGlobalSettings ++ inConfig(config)(
+      Seq(
+        // scoped settings here
+      ))
 }