Add TASTY readers and printers for TASTy info.

So far printing is the only reader, ie. deserializer.

Numerous bugfixes to make first tests work.

1 files changed, 29 insertions, 0 deletions

diff --git a/src/dotty/tools/dotc/transform/Pickler.scala b/src/dotty/tools/dotc/transform/Pickler.scala
new file mode 100644
index 000000000..644a66784
--- /dev/null
+++ b/src/dotty/tools/dotc/transform/Pickler.scala
@@ -0,0 +1,29 @@
+package dotty.tools.dotc
+package transform
+
+import core._
+import TreeTransforms._
+import Contexts.Context
+import Decorators._
+import pickling._
+
+/** This miniphase pickles trees */
+class Pickler extends MiniPhaseTransform { thisTransform =>
+  import ast.tpd._
+
+  override def phaseName: String = "pickler"
+  
+  
+  override def transformUnit(tree: Tree)(implicit ctx: Context, info: TransformerInfo): Tree = {
+    val pickler = new TastyPickler
+    new TreePickler(pickler, picklePositions = false).pickle(tree)
+    val bytes = pickler.assembleParts()
+    def rawBytes = 
+      bytes.iterator.grouped(10).toList.zipWithIndex.map { 
+        case (row, i) => s"${i}0: ${row.mkString(" ")}"
+      }
+    //println(s"written:\n${rawBytes.mkString("\n")}")
+    new TastyPrinter(bytes).printContents()
+    tree
+  }
+}
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