Add console interface for sbt

Author: felixmulder

bridge/src/main/scala/xsbt/ConsoleInterface.scala

@@ -0,0 +1,68 @@
+/* sbt -- Simple Build Tool
+ * Copyright 2008, 2009 Mark Harrah
+ */
+package xsbt
+
+import xsbti.Logger
+import scala.tools.nsc.{ GenericRunnerCommand, Interpreter, InterpreterLoop, ObjectRunner, Settings }
+import scala.tools.nsc.interpreter.InteractiveReader
+import scala.tools.nsc.reporters.Reporter
+import scala.tools.nsc.util.ClassPath
+
+import dotty.tools.dotc.repl.REPL
+import dotty.tools.dotc.repl.REPL.Config
+
+class ConsoleInterface {
+  def commandArguments(
+    args: Array[String],
+    bootClasspathString: String,
+    classpathString: String,
+    log: Logger
+  ): Array[String] = args
+
+  def run(args: Array[String],
+          bootClasspathString: String,
+          classpathString: String,
+          initialCommands: String,
+          cleanupCommands: String,
+          loader: ClassLoader,
+          bindNames: Array[String],
+          bindValues: Array[Any],
+          log: Logger
+  ): Unit = {
+    val completeArgs =
+      args                                    :+
+      "-bootclasspath" :+ bootClasspathString :+
+      "-classpath"     :+ classpathString
+
+    println("Starting dotty interpreter...")
+    val repl = ConsoleInterface.customRepl(
+      initialCommands :: Nil,
+      cleanupCommands :: Nil,
+      bindNames zip bindValues
+    )
+    repl.process(completeArgs)
+  }
+}
+
+object ConsoleInterface {
+  def customConfig(
+    initCmds: List[String],
+    cleanupCmds: List[String],
+    boundVals: Array[(String, Any)]
+  ) = new Config {
+    override val initialCommands: List[String] = initCmds
+    override val cleanupCommands: List[String] = cleanupCmds
+    override val boundValues: Array[(String, Any)] = boundVals
+  }
+
+  def customRepl(cfg: Config): REPL = new REPL {
+    override lazy val config = cfg
+  }
+
+  def customRepl(
+    initCmds: List[String],
+    cleanupCmds: List[String],
+    boundVals: Array[(String, Any)]
+  ): REPL = customRepl(customConfig(initCmds, cleanupCmds, boundVals))
+}