diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/reflect/scala/reflect/api/Printers.scala | 2 | ||||
| -rw-r--r-- | src/reflect/scala/reflect/internal/Printers.scala | 48 |
2 files changed, 24 insertions, 26 deletions
diff --git a/src/reflect/scala/reflect/api/Printers.scala b/src/reflect/scala/reflect/api/Printers.scala index c0abc5120c..257dd6c43e 100644 --- a/src/reflect/scala/reflect/api/Printers.scala +++ b/src/reflect/scala/reflect/api/Printers.scala @@ -232,7 +232,7 @@ trait Printers { self: Universe => * @group Printers */ def showRaw(any: Any, printTypes: BooleanFlag = None, printIds: BooleanFlag = None, printOwners: BooleanFlag = None, printKinds: BooleanFlag = None, printMirrors: BooleanFlag = None, printPositions: BooleanFlag = None): String = - render(any, newRawTreePrinter(_), printTypes, printIds, printOwners, printKinds, printMirrors, printPositions) + render(any, newRawTreePrinter, printTypes, printIds, printOwners, printKinds, printMirrors, printPositions) /** Hook to define what `showRaw(...)` means. * @group Printers diff --git a/src/reflect/scala/reflect/internal/Printers.scala b/src/reflect/scala/reflect/internal/Printers.scala index 8fb7a0c1d0..37b99c4345 100644 --- a/src/reflect/scala/reflect/internal/Printers.scala +++ b/src/reflect/scala/reflect/internal/Printers.scala @@ -1134,11 +1134,12 @@ trait Printers extends api.Printers { self: SymbolTable => def newRawTreePrinter(writer: PrintWriter): RawTreePrinter = new RawTreePrinter(writer) // provides footnotes for types and mirrors - import scala.collection.mutable.{Map, WeakHashMap, SortedSet} - private val footnoteIndex = new FootnoteIndex - private class FootnoteIndex { + private class Footnotes { + import scala.collection.mutable.{Map, WeakHashMap, SortedSet} + private val index = Map[Class[_], WeakHashMap[Any, Int]]() private def classIndex[T: ClassTag] = index.getOrElseUpdate(classTag[T].runtimeClass, WeakHashMap[Any, Int]()) + private val counters = Map[Class[_], Int]() private def nextCounter[T: ClassTag] = { val clazz = classTag[T].runtimeClass @@ -1147,29 +1148,26 @@ trait Printers extends api.Printers { self: SymbolTable => counters(clazz) } - def mkFootnotes() = new Footnotes - class Footnotes { - private val footnotes = Map[Class[_], SortedSet[Int]]() - private def classFootnotes[T: ClassTag] = footnotes.getOrElseUpdate(classTag[T].runtimeClass, SortedSet[Int]()) + private val footnotes = Map[Class[_], SortedSet[Int]]() + private def classFootnotes[T: ClassTag] = footnotes.getOrElseUpdate(classTag[T].runtimeClass, SortedSet[Int]()) - def put[T: ClassTag](any: T): Int = { - val index = classIndex[T].getOrElseUpdate(any, nextCounter[T]) - classFootnotes[T] += index - index - } + def put[T: ClassTag](any: T): Int = { + val index = classIndex[T].getOrElseUpdate(any, nextCounter[T]) + classFootnotes[T] += index + index + } - def get[T: ClassTag]: List[(Int, Any)] = - classFootnotes[T].toList map (fi => (fi, classIndex[T].find{ case (any, ii) => ii == fi }.get._1)) - - def print[T: ClassTag](printer: Printers.super.TreePrinter): Unit = { - val footnotes = get[T] - if (footnotes.nonEmpty) { - printer.print(EOL) - footnotes.zipWithIndex foreach { - case ((fi, any), ii) => - printer.print("[", fi, "] ", any) - if (ii < footnotes.length - 1) printer.print(EOL) - } + def get[T: ClassTag]: List[(Int, Any)] = + classFootnotes[T].toList map (fi => (fi, classIndex[T].find{ case (any, ii) => ii == fi }.get._1)) + + def print[T: ClassTag](printer: Printers.super.TreePrinter): Unit = { + val footnotes = get[T] + if (footnotes.nonEmpty) { + printer.print(EOL) + footnotes.zipWithIndex foreach { + case ((fi, any), ii) => + printer.print("[", fi, "] ", any) + if (ii < footnotes.length - 1) printer.print(EOL) } } } @@ -1180,7 +1178,7 @@ trait Printers extends api.Printers { self: SymbolTable => private var depth = 0 private var printTypesInFootnotes = true private var printingFootnotes = false - private val footnotes = footnoteIndex.mkFootnotes() + private val footnotes = new Footnotes() def print(args: Any*): Unit = { // don't print type footnotes if the argument is a mere type |