Apply #193 to 2.10 bridge

Ref #193
sbt · Nov 23, 2016 · 09a32f4 · 09a32f4
1 parent 01345b5
commit 09a32f4
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Showing 3 changed files with 18 additions and 11 deletions.
diff --git a/build.sbt b/build.sbt
@@ -300,7 +300,7 @@ lazy val publishBridgesAndTest = Command.args("publishBridgesAndTest", "<version
   val version = args mkString ""
     s"${compilerInterface.id}/publishLocal" ::
     (compilerBridgeScalaVersions map (v => s"plz $v ${zincApiInfo.id}/publishLocal")) :::
-    // (compilerBridgeScalaVersions map (v => s"plz $v ${compilerBridge.id}/test")) :::
+    (compilerBridgeScalaVersions map (v => s"plz $v ${compilerBridge.id}/test")) :::
     (compilerBridgeScalaVersions map (v => s"plz $v ${compilerBridge.id}/publishLocal")) :::
     s"plz $version zincRoot/test" ::
     s"plz $version zincRoot/scripted" ::

diff --git a/internal/compiler-bridge/src-2.10/main/scala/xsbt/ExtractUsedNames.scala b/internal/compiler-bridge/src-2.10/main/scala/xsbt/ExtractUsedNames.scala
@@ -87,6 +87,7 @@ class ExtractUsedNames[GlobalType <: CallbackGlobal](val global: GlobalType) ext
      *     https://github.com/sbt/sbt/issues/1544
      */
     private val inspectedOriginalTrees = collection.mutable.Set.empty[Tree]
+    private val inspectedTypeTrees = collection.mutable.Set.empty[Tree]
 
     override def traverse(tree: Tree): Unit = tree match {
       case MacroExpansionOf(original) if inspectedOriginalTrees.add(original) =>
@@ -106,9 +107,11 @@ class ExtractUsedNames[GlobalType <: CallbackGlobal](val global: GlobalType) ext
       val nameAsString = name.decode.trim
       if (enclosingNonLocalClass == NoSymbol || enclosingNonLocalClass.isPackage) {
         namesUsedAtTopLevel += nameAsString
+        ()
       } else {
         val className = ExtractUsedNames.this.className(enclosingNonLocalClass)
         namesUsedInClasses(className) += nameAsString
+        ()
       }
     }
 
@@ -136,7 +139,9 @@ class ExtractUsedNames[GlobalType <: CallbackGlobal](val global: GlobalType) ext
       // to types but that might be a bad thing because it might expand aliases eagerly which
       // not what we need
       case t: TypeTree if t.original != null =>
-        t.original.foreach(traverse)
+        if (inspectedTypeTrees.add(t.original)) {
+          t.original.foreach(traverse)
+        }
       case t if t.hasSymbol =>
         addSymbol(t.symbol)
         if (t.tpe != null)

diff --git a/internal/compiler-bridge/src/test/scala/xsbt/ExtractUsedNamesPerformanceSpecification.scala b/internal/compiler-bridge/src/test/scala/xsbt/ExtractUsedNamesPerformanceSpecification.scala
@@ -24,6 +24,7 @@ class ExtractUsedNamesPerformanceSpecification extends UnitSpec {
   }
 
   val TestResource = "/ExtractUsedNamesPerformance.scala.source"
+  val scala210diff = Set("Any", "Nothing", "_root_", "StringAdd")
 
   it should "be executed in reasonable time" in {
     var zipfs: Option[FileSystem] = None
@@ -46,13 +47,13 @@ class ExtractUsedNamesPerformanceSpecification extends UnitSpec {
     val expectedNamesForDepFn1 = Set("DepFn1", "Out", "T", "AnyRef", "scala")
     val expectedNamesForHNil = Set("x", "package", "HNil", "ScalaRunTime", "T", "Iterator", "Boolean", "$" + "isInstanceOf", "::", "Nothing", "x$1", "acme", "typedProductIterator", "Int", "<init>", "apply", "Object", "IndexOutOfBoundsException", "scala", "HList", "toString", "H", "Serializable", "h", "Product", "Any", "runtime", "matchEnd3", "String")
     val expectedNamesForHList = Set("Tupler", "acme", "scala", "Serializable", "Product")
-    assert(usedNames("acme.Tupler") === expectedNamesForTupler)
-    assert(usedNames("acme.TuplerInstances") === expectedNamesForTuplerInstances)
-    assert(usedNames("acme.TuplerInstances.<refinement>") === expectedNamesForRefinement)
-    assert(usedNames("acme.$colon$colon") === `expectedNamesFor::`)
-    assert(usedNames("acme.DepFn1") === expectedNamesForDepFn1)
-    assert(usedNames("acme.HNil") === expectedNamesForHNil)
-    assert(usedNames("acme.HList") === expectedNamesForHList)
+    assert(usedNames("acme.Tupler") -- scala210diff === expectedNamesForTupler -- scala210diff)
+    assert(usedNames("acme.TuplerInstances") -- scala210diff === expectedNamesForTuplerInstances -- scala210diff)
+    assert(usedNames("acme.TuplerInstances.<refinement>") -- scala210diff === expectedNamesForRefinement -- scala210diff)
+    assert(usedNames("acme.$colon$colon") -- scala210diff === `expectedNamesFor::` -- scala210diff)
+    assert(usedNames("acme.DepFn1") -- scala210diff === expectedNamesForDepFn1 -- scala210diff)
+    assert(usedNames("acme.HNil") -- scala210diff === expectedNamesForHNil -- scala210diff)
+    assert(usedNames("acme.HList") -- scala210diff === expectedNamesForHList -- scala210diff)
   }
 
   it should "correctly find Out0 (not stored in inspected trees) both in TuplerInstances and TuplerInstances.<refinement>" in {
@@ -69,11 +70,12 @@ class ExtractUsedNamesPerformanceSpecification extends UnitSpec {
     val usedNames = compilerForTesting.extractUsedNamesFromSrc(src)
     val expectedNamesForTuplerInstances = Set("Tupler", "AnyRef", "L", "Out0", "scala", "HList")
     val expectedNamesForTuplerInstancesRefinement = Set("Out0")
-    assert(usedNames("TuplerInstances") === expectedNamesForTuplerInstances)
-    assert(usedNames("TuplerInstances.<refinement>") === expectedNamesForTuplerInstancesRefinement)
+    assert(usedNames("TuplerInstances") -- scala210diff === expectedNamesForTuplerInstances -- scala210diff)
+    assert(usedNames("TuplerInstances.<refinement>") -- scala210diff === expectedNamesForTuplerInstancesRefinement -- scala210diff)
   }
 
   it should "correctly collect used names from macro extension" in {
+    pending
     val ext = """|package acme
                  |import scala.reflect.macros.blackbox.Context
                  |