Add basic cli for semanticdb

Author: poechsel

semanticdb/src/dotty/semanticdb/Main.scala

@@ -4,10 +4,55 @@ import scala.tasty.Reflection
 import scala.tasty.file._
 import scala.NotImplementedError
 
+import dotty.tools.dotc.Driver
+
 object Main {
+  def parseArguments(args: Array[String]): (Map[String, String], Boolean) = {
+    def nextArgument(optionMap: Map[String, String], args: List[String]): Map[String, String] = args match {
+      case "--out" :: file :: tail => nextArgument(optionMap + ("outfile" -> file), tail)
+      case "-o" :: file :: tail => nextArgument(optionMap + ("outfile" -> file), tail)
+      case "--help" :: tail => nextArgument(optionMap + ("help" -> ""), tail)
+      case "-h" :: tail => nextArgument(optionMap + ("help" -> ""), tail)
+      case "--temp" :: folder :: tail => nextArgument(optionMap + ("temp" -> folder), tail)
+      case "-t" :: folder :: tail => nextArgument(optionMap + ("temp" -> folder), tail)
+      case file :: tail => nextArgument(optionMap + ("input" -> file), tail)
+      case Nil => optionMap
+    }
+
+    val help = """Usage semanticdb [options] [file]
+    |Generate semanticdb's information related to the source file [file]
+    |Options are:
+    | -h,--help                    Show help
+    | -o <file>, --out <file>      Place the output into <file>
+    | -t <folder>, --temp <folder> Use <folder> as the temp directory to store build artifacts
+    """.stripMargin
+
+    var optionMap = nextArgument(Map(), args.toList)
+    if (optionMap.contains("help") || !optionMap.contains("input")) {
+      println(help)
+      return (optionMap, false)
+    } else {
+      if (!optionMap.contains("temp")) {
+        optionMap += ("temp" -> "/home/pierre/epfl/semester/dotty/semanticdb/testClass/")
+      }
+      val driver = new Driver
+      val compilerParams : List[String] =
+      optionMap("input") ::
+      "-Yno-inline" ::
+      "-d" :: optionMap("temp") ::
+      "-classpath" :: "/home/pierre/epfl/semester/dotty/library/../out/bootstrap/dotty-library-bootstrapped/scala-0.12/dotty-library_0.12-0.12.0-bin-SNAPSHOT.jar" ::
+      Nil
+
+      val foo = driver.process(compilerParams.toArray)
+      return (optionMap, true)
+    }
+  }
+
+
   def main(args: Array[String]): Unit = {
     val extraClasspath = "." // TODO allow to set it from the args with -classpath XYZ
     val classes = args.toList
+    val (optionMap, canTreat) = parseArguments(args)
     if (args.isEmpty) {
       println("Dotty Semantic DB: No classes where passed as argument")
     } else {

semanticdb/test/dotty/semanticdb/Tests.scala

@@ -209,10 +209,11 @@ class Tests {
   @Test def testSuper(): Unit = checkFile("example/Super.scala")
   @Test def testTypeBug(): Unit = checkFile("example/TypeBug.scala")*/
   //@Test def testTraits(): Unit = checkFile("example/Traits.scala")
-  //@Test def testSynthetic(): Unit = checkFile("example/Synthetic.scala")
+  @Test def testSynthetic(): Unit = checkFile("example/Synthetic.scala")
   //@Test def testBinaryOp(): Unit = checkFile("example/BinaryOp.scala")
   //@Test def testAnonymous(): Unit = checkFile("example/Anonymous.scala")
   @Test def testDottyPredef(): Unit = checkFile("example/DottyPredef.scala")
   @Test def testCase(): Unit = checkFile("example/Case.scala")
 
+
  }