From 69f3a4d5ff895e26500196a51ad4c12c873a9b4b Mon Sep 17 00:00:00 2001
From: Eugene Burmako <xeno.by@gmail.com>
Date: Sat, 15 Feb 2014 00:23:43 +0100
Subject: migrates transformAt to typingTransform

---
 src/main/scala/scala/async/internal/AsyncTransform.scala | 16 ++++++++--------
 src/main/scala/scala/async/internal/TransformUtils.scala | 14 +++++---------
 2 files changed, 13 insertions(+), 17 deletions(-)

(limited to 'src')

diff --git a/src/main/scala/scala/async/internal/AsyncTransform.scala b/src/main/scala/scala/async/internal/AsyncTransform.scala
index 529ccd2..c9f4103 100644
--- a/src/main/scala/scala/async/internal/AsyncTransform.scala
+++ b/src/main/scala/scala/async/internal/AsyncTransform.scala
@@ -187,32 +187,32 @@ trait AsyncTransform {
     val treeSubst = tree
 
     /* Fixes up DefDef: use lifted fields in `body` */
-    def fixup(dd: DefDef, body: Tree, ctx: analyzer.Context): Tree = {
+    def fixup(dd: DefDef, body: Tree, api: TypingTransformApi): Tree = {
       val spliceeAnfFixedOwnerSyms = body
       val useField = new UseFields()
       val newRhs = useField.atOwner(dd.symbol)(useField.transform(spliceeAnfFixedOwnerSyms))
-      val typer = global.analyzer.newTyper(ctx.make(dd, dd.symbol))
-      treeCopy.DefDef(dd, dd.mods, dd.name, dd.tparams, dd.vparamss, dd.tpt, typer.typed(newRhs))
+      val newRhsTyped = api.atOwner(dd, dd.symbol)(api.typecheck(newRhs))
+      treeCopy.DefDef(dd, dd.mods, dd.name, dd.tparams, dd.vparamss, dd.tpt, newRhsTyped)
     }
 
     liftablesUseFields.foreach(t => if (t.symbol != null) stateMachineClass.info.decls.enter(t.symbol))
 
     val result0 = transformAt(treeSubst) {
       case t@Template(parents, self, stats) =>
-        (ctx: analyzer.Context) => {
+        (api: TypingTransformApi) => {
           treeCopy.Template(t, parents, self, liftablesUseFields ++ stats)
         }
     }
     val result = transformAt(result0) {
       case dd@DefDef(_, name.apply, _, List(List(_)), _, _) if dd.symbol.owner == stateMachineClass =>
-        (ctx: analyzer.Context) =>
-          val typedTree = fixup(dd, applyBody.changeOwner(enclosingOwner, dd.symbol), ctx)
+        (api: TypingTransformApi) =>
+          val typedTree = fixup(dd, applyBody.changeOwner(enclosingOwner, dd.symbol), api)
           typedTree
 
       case dd@DefDef(_, name.resume, _, _, _, _) if dd.symbol.owner == stateMachineClass =>
-        (ctx: analyzer.Context) =>
+        (api: TypingTransformApi) =>
           val changed = resumeBody.changeOwner(enclosingOwner, dd.symbol)
-          val res = fixup(dd, changed, ctx)
+          val res = fixup(dd, changed, api)
           res
     }
     result
diff --git a/src/main/scala/scala/async/internal/TransformUtils.scala b/src/main/scala/scala/async/internal/TransformUtils.scala
index 7602905..18e994f 100644
--- a/src/main/scala/scala/async/internal/TransformUtils.scala
+++ b/src/main/scala/scala/async/internal/TransformUtils.scala
@@ -215,15 +215,11 @@ private[async] trait TransformUtils {
     localTyper = global.analyzer.newTyper(callSiteTyper.context.make(unit = callSiteTyper.context.unit))
   }
 
-  def transformAt(tree: Tree)(f: PartialFunction[Tree, (analyzer.Context => Tree)]) = {
-    object trans extends MacroTypingTransformer {
-      override def transform(tree: Tree): Tree = {
-        if (f.isDefinedAt(tree)) {
-          f(tree)(localTyper.context)
-        } else super.transform(tree)
-      }
-    }
-    trans.transform(tree)
+  def transformAt(tree: Tree)(f: PartialFunction[Tree, (TypingTransformApi => Tree)]) = {
+    typingTransform(tree)((tree, api) => {
+      if (f.isDefinedAt(tree)) f(tree)(api)
+      else api.default(tree)
+    })
   }
 
   def toMultiMap[A, B](as: Iterable[(A, B)]): Map[A, List[B]] =
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