Inline repl project into dotty-compiler

As discussed with Guillaume Martres, this has the effect that if you
depend on dotty-compiler version X, you also get the appropriate dotty
repl with the same version

Author: felixmulder

build.sbt

@@ -18,7 +18,6 @@ val `dotty-bench-bootstrapped` = Build.`dotty-bench-bootstrapped`
 val `scala-library` = Build.`scala-library`
 val `scala-compiler` = Build.`scala-compiler`
 val `scala-reflect` = Build.`scala-reflect`
-val `dotty-repl` = Build.`dotty-repl`
 val scalap = Build.scalap
 val dist = Build.dist
 val `dist-bootstrapped` = Build.`dist-bootstrapped`

repl/src/dotty/tools/repl/AbstractFileClassLoader.scala renamed to compiler/src/dotty/tools/repl/AbstractFileClassLoader.scala

@@ -95,7 +95,7 @@ case object Help extends Command {
 
 object ParseResult {
 
-  private[this] val CommandExtract = """(:[\S]+)\s*(.*)""".r
+  @sharable private[this] val CommandExtract = """(:[\S]+)\s*(.*)""".r
 
   /** Extract a `ParseResult` from the string `sourceCode` */
   def apply(sourceCode: String)(implicit ctx: Context): ParseResult =

repl/src/dotty/tools/repl/AmmoniteReader.scala renamed to compiler/src/dotty/tools/repl/AmmoniteReader.scala

@@ -17,11 +17,11 @@ import dotc.core.Symbols.{ Symbol, ClassSymbol, defn }
 import dotc.core.SymDenotations.NoDenotation
 import dotc.core.Types._
 import dotc.printing.Texts._
-import dotc.printing.{ GlobalPrec, DotPrec, Printer, PlainPrinter }
+import dotc.printing.{ GlobalPrec, DotPrec, Printer, PlainPrinter, RefinedPrinter }
 import dotc.typer.Implicits.SearchResult
 import dotc.typer.ImportInfo
 
-class UserFacingPrinter(_ctx: Context) extends PlainPrinter(_ctx) {
+class UserFacingPrinter(_ctx: Context) extends RefinedPrinter(_ctx) {
 
   private def panic(msg: String): Nothing = throw new AssertionError(msg)
 
@@ -75,15 +75,6 @@ class UserFacingPrinter(_ctx: Context) extends PlainPrinter(_ctx) {
       }
     }
 
-  override def toText(denot: Denotation): Text = denot match {
-    case NoDenotation =>
-      panic("NoDenotation encountered in UserFacingPrinter")
-    case denot: MultiDenotation =>
-      panic("MultiDenotation not allowed in UserFacingPrinter")
-    case _ =>
-      toText(denot.symbol)
-  }
-
   override def toText(const: Constant): Text = Str(const.value.toString)
 
   override def toText(tp: Type): Text = tp match {
@@ -142,7 +133,6 @@ class UserFacingPrinter(_ctx: Context) extends PlainPrinter(_ctx) {
         printPkg(tp.cls.owner.asClass) ~ "." ~ nameString(tp.cls.name)
       }
     }
+    case tp => super.toText(tp)
   }
-
-  override lazy val plain = new PlainPrinter(_ctx)
 }