Reformat some code handling quotes

Author: nicolasstucki

compiler/src/dotty/tools/dotc/transform/ReifyQuotes.scala

@@ -146,10 +146,10 @@ class ReifyQuotes extends MacroTransformWithImplicits with InfoTransformer {
     }
 
     /** We are in a `~(...)` context that is not shadowed by a nested `'(...)` */
-    def inSplice = outer != null && !inQuote
+    def inSplice: Boolean = outer != null && !inQuote
 
     /** We are not in a `~(...)` or a `'(...)` */
-    def isRoot = outer == null
+    def isRoot: Boolean = outer == null
 
     /** A map from type ref T to expressions of type `quoted.Type[T]`".
      *  These will be turned into splices using `addTags` and represent type variables

compiler/src/dotty/tools/dotc/transform/Splicer.scala

@@ -92,7 +92,7 @@ object Splicer {
           s"""Failed to evaluate inlined quote.
              |  Caused by ${ex.getClass}: ${if (ex.getMessage == null) "" else ex.getMessage}
              |    ${ex.getStackTrace.takeWhile(_.getClassName != "dotty.tools.dotc.transform.Splicer$").init.mkString("\n    ")}
-         """.stripMargin
+           """.stripMargin
         ctx.error(msg, pos)
         EmptyTree
     }

library/src/scala/quoted/Type.scala

@@ -31,7 +31,7 @@ object Type {
 object Types {
   /** A Type backed by a pickled TASTY tree */
   final class TastyType[T](val tasty: Pickled, val args: Seq[Any]) extends Type[T] {
-    override def toString(): String = s"Type(<pickled>)"
+    override def toString(): String = s"Type(<pickled tasty>)"
   }
 
   /** An Type backed by a value */
@@ -41,6 +41,6 @@ object Types {
 
   /** An Type backed by a tree */
   final class TreeType[Tree](val typeTree: Tree) extends quoted.Type[Any] {
-    override def toString: String = s"Type(<raw>)"
+    override def toString: String = s"Type(<tasty tree>)"
   }
 }