Fix printing of lazy vals in the REPL

Author: nicolasstucki

compiler/src/dotty/tools/dotc/printing/ReplPrinter.scala

@@ -29,6 +29,7 @@ class ReplPrinter(_ctx: Context) extends DecompilerPrinter(_ctx) {
     else Str(const.value.toString)
 
   override def dclText(sym: Symbol): Text = {
+    ("lazy": Text).provided(sym.is(Lazy)) ~~
     toText(sym) ~ {
       if (sym.is(Method)) toText(sym.info)
       else if (sym.isType && sym.info.isTypeAlias) toText(sym.info)

compiler/src/dotty/tools/repl/Rendering.scala

@@ -76,11 +76,8 @@ private[repl] class Rendering(parentClassLoader: Option[ClassLoader] = None) {
     val dcl = d.symbol.showUser
 
     try {
-      val resultValue =
-        if (d.symbol.is(Flags.Lazy)) Some("<lazy>")
-        else valueOf(d.symbol)
-
-      resultValue.map(value => s"$dcl = $value")
+      if (d.symbol.is(Flags.Lazy)) Some(dcl)
+      else valueOf(d.symbol).map(value => s"$dcl = $value")
     }
     catch { case ex: InvocationTargetException => Some(renderError(ex)) }
   }

compiler/test-resources/repl/i5350

@@ -4,4 +4,4 @@ scala> foo
 Hello
 scala> { lazy val bar: Unit = { println("Hello") }; bar }
 Hello
-val bar: Unit = <lazy>
+lazy val bar: Unit