From 435267714fd9be710945d5d6c2d0ee1f18294e12 Mon Sep 17 00:00:00 2001
From: Christopher Vogt <oss.nsp@cvogt.org>
Date: Fri, 17 Mar 2017 03:36:17 -0400
Subject: Add Scalatex plugin

---
 libraries/scalatex/AbstractMain.scala | 34 ++++++++++++++++
 libraries/scalatex/build/build.scala  | 16 ++++++++
 libraries/scalatex/lib.scala          | 76 +++++++++++++++++++++++++++++++++++
 3 files changed, 126 insertions(+)
 create mode 100644 libraries/scalatex/AbstractMain.scala
 create mode 100644 libraries/scalatex/build/build.scala
 create mode 100644 libraries/scalatex/lib.scala

(limited to 'libraries')

diff --git a/libraries/scalatex/AbstractMain.scala b/libraries/scalatex/AbstractMain.scala
new file mode 100644
index 0000000..ab876d9
--- /dev/null
+++ b/libraries/scalatex/AbstractMain.scala
@@ -0,0 +1,34 @@
+package cbt.plugins.scalatex.runtime
+
+import java.io.File
+import java.nio.file.{ Files, Paths }
+import scalatags.Text.all._
+trait AbstractMain{
+  def dependencyClasspath: Seq[File]
+  def files: Seq[(String,SeqFrag[Frag])]
+  def htmlTarget: File
+  def render: SeqFrag[Frag] => String => String
+  def main(args: Array[String]): Unit = {
+    val changed = files.flatMap{
+      case (name, contents) =>
+        val path = htmlTarget.toPath.resolve(name + ".html")
+        import Files._
+        createDirectories(path.getParent)
+        val newContents = render(contents)(name)
+        if( !exists(path) || new String( Files.readAllBytes( path ) ) != newContents ){
+          write( path, newContents.getBytes )
+          Some( path )
+        } else None
+    }
+    if( args.lift(0).map(_=="open").getOrElse(false) )
+      changed.headOption.foreach{ file =>
+        System.out.println(file)
+        val old = Option(System.getProperty("apple.awt.UIElement"))
+        System.setProperty("apple.awt.UIElement", "true")
+        java.awt.Desktop.getDesktop().open(file.toFile)
+        old.foreach(System.setProperty("apple.awt.UIElement", _))
+      }
+    else System.out.println(changed.mkString("\\n"))
+  }
+  val repl = new cbt.plugins.scalatex.runtime.repl( this.getClass.getClassLoader, dependencyClasspath: _* )
+}
diff --git a/libraries/scalatex/build/build.scala b/libraries/scalatex/build/build.scala
new file mode 100644
index 0000000..0ca9b76
--- /dev/null
+++ b/libraries/scalatex/build/build.scala
@@ -0,0 +1,16 @@
+package scalatex_build
+import cbt._
+class Build(val context: Context) extends BaseBuild{
+  override def dependencies = (
+    super.dependencies ++ // don't forget super.dependencies here for scala-library, etc.
+    Seq(
+      libraries.cbt.eval
+    ) ++
+    Resolver( mavenCentral, sonatypeReleases ).bind(
+      ScalaDependency( "com.lihaoyi", "scalatex-api", "0.3.7" ),
+      ScalaDependency( "com.lihaoyi", "scalatex-site", "0.3.7" ),
+      ScalaDependency("org.cvogt","scala-extensions","0.5.0"),
+      ScalaDependency("org.scalameta", "scalameta", "1.6.0")
+    )
+  )
+}
diff --git a/libraries/scalatex/lib.scala b/libraries/scalatex/lib.scala
new file mode 100644
index 0000000..018329a
--- /dev/null
+++ b/libraries/scalatex/lib.scala
@@ -0,0 +1,76 @@
+package cbt.plugins.scalatex.runtime
+
+import scalatags.Text.TypedTag
+import scalatags.Text.all._
+
+import cbt.eval.Eval
+import java.net._
+import java.io._
+import org.cvogt.scala._
+
+object hl extends scalatex.site.Highlighter
+
+object `package`{
+  def comment(any: =>Any): Unit = ()
+  def plain = span(fontFamily:="monospace")
+  def highlight(code: String) =
+    raw( """<pre class="highlight language-scala"><code>""" ++ code.stripIndent.trim ++ "</code></pre>" )
+  def layout: SeqFrag[Frag] => String => String = { contents => path =>
+    import scalatex._
+    import scalatags.Text.tags2._
+    import java.nio.file.{Paths, Files}
+    import scalatags.stylesheet._
+    val parts = path.split(File.separator)
+    val base = ("../" * (parts.size - 1)).mkString
+    val classes = parts.inits.toList.reverse.drop(1).map( parts => "path-" ++ parts.mkString("-") ).mkString(" ")
+    html(
+      head(
+        link(rel:="stylesheet", `type`:="text/css", href := base+"style.css")
+      ),
+      body(
+        `class` := classes,
+        raw("\n"), contents, raw("\n")
+      )
+    ).render
+  }
+}
+
+class repl(classLoader: ClassLoader, dependencyClasspath: java.io.File*) { repl =>
+  private val eval = new Eval(){
+    override lazy val impliedClassPath: List[String] = dependencyClasspath.map(_.toString).to
+    override def classLoader = repl.classLoader
+  }
+  /**
+    * repl session, inspired by tut.
+    *
+    * Example: code="1 + 1" returns
+    * "scala> 1 + 1
+    * res0: Int = 2"
+    */
+  def apply(code: String) = {
+    // adapted from https://github.com/olafurpg/scalafmt/blob/a12141b5ce285a60886abab0d96044c617e20b51/readme/Readme.scala
+    import scala.meta._
+    import scala.util._
+    val expressions = s"{$code}".parse[Stat].get.asInstanceOf[Term.Block].stats
+    val output = Try(eval[Any](code)) match {
+      case Success( value ) => "res0: " ++ value.getClass.getName ++ " = " ++ (value match {
+        case v: String => "\"" ++ v ++ "\""
+        case other => other.toString
+      })
+      case Failure( e ) => e.getMessage
+    }
+
+    val lineSeparator = String.format("%n")
+    val prefix = code.lines.filterNot("\t ".contains).mkString(lineSeparator).commonLinePrefix
+    val result = (
+      expressions
+        .map(prefix ++ _.toString)
+        .map("scala> " ++ _.stripIndent.prefixLines("       ").trimLeft)
+        .mkString("\n")
+      ++
+      "\n" ++ output.trim
+    )
+
+    hl.scala(result)
+  }
+}
-- 
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