diff options
Diffstat (limited to 'src/compiler')
-rw-r--r-- | src/compiler/scala/tools/nsc/Global.scala | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/src/compiler/scala/tools/nsc/Global.scala b/src/compiler/scala/tools/nsc/Global.scala index de270a76f1..49a644ba3a 100644 --- a/src/compiler/scala/tools/nsc/Global.scala +++ b/src/compiler/scala/tools/nsc/Global.scala @@ -130,7 +130,28 @@ class Global(var currentSettings: Settings, var reporter: Reporter) extends Symb object nodePrinters extends { val global: Global.this.type = Global.this } with NodePrinters { + var lastPrintedPhase: Phase = NoPhase + var lastPrintedSource: String = "" infolevel = InfoLevel.Verbose + + def showUnit(unit: CompilationUnit) { + print(" // " + unit.source) + if (unit.body == null) println(": tree is null") + else { + val source = util.stringFromWriter(w => newTreePrinter(w) print unit.body) + + // treePrinter show unit.body + if (lastPrintedSource == source) + println(": tree is unchanged since " + lastPrintedPhase) + else { + lastPrintedPhase = phase.prev // since we're running inside "afterPhase" + lastPrintedSource = source + println("") + println(source) + println("") + } + } + } } def withInfoLevel[T](infolevel: nodePrinters.InfoLevel.Value)(op: => T) = { @@ -1588,8 +1609,10 @@ class Global(var currentSettings: Settings, var reporter: Reporter) extends Symb } // class Run def printAllUnits() { - print("[[syntax trees at end of " + phase + "]]") - afterPhase(phase) { currentRun.units foreach (treePrinter.print(_)) } + print("[[syntax trees at end of %25s]]".format(phase)) + afterPhase(phase)(currentRun.units foreach { unit => + nodePrinters showUnit unit + }) } /** We resolve the class/object ambiguity by passing a type/term name. |