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-rw-r--r--src/library/scala/collection/parallel/ParIterableLike.scala12
-rw-r--r--test/files/run/collection-conversions.check22
-rw-r--r--test/files/run/collection-conversions.scala6
3 files changed, 33 insertions, 7 deletions
diff --git a/src/library/scala/collection/parallel/ParIterableLike.scala b/src/library/scala/collection/parallel/ParIterableLike.scala
index a7ec833193..815253b537 100644
--- a/src/library/scala/collection/parallel/ParIterableLike.scala
+++ b/src/library/scala/collection/parallel/ParIterableLike.scala
@@ -841,7 +841,7 @@ self: ParIterableLike[T, Repr, Sequential] =>
override def toBuffer[U >: T]: collection.mutable.Buffer[U] = seq.toBuffer // have additional, parallel buffers?
- override def toTraversable: GenTraversable[T] = this.asInstanceOf[GenTraversable[T]] // TODO add ParTraversable[T]
+ override def toTraversable: GenTraversable[T] = this.asInstanceOf[GenTraversable[T]]
override def toIterable: ParIterable[T] = this.asInstanceOf[ParIterable[T]]
@@ -850,13 +850,13 @@ self: ParIterableLike[T, Repr, Sequential] =>
override def toSet[U >: T]: immutable.ParSet[U] = toParCollection[U, immutable.ParSet[U]](() => immutable.ParSet.newCombiner[U])
override def toMap[K, V](implicit ev: T <:< (K, V)): immutable.ParMap[K, V] = toParMap[K, V, immutable.ParMap[K, V]](() => immutable.ParMap.newCombiner[K, V])
-
- // TODO(@alex22): make these better
- override def toVector: Vector[T] = seq.toVector
-
- override def convertTo[Col[_]](implicit cbf: CanBuildFrom[Nothing, T, Col[T @uncheckedVariance]]): Col[T @uncheckedVariance] = seq.convertTo[Col]
+ override def toVector: Vector[T] = convertTo[Vector]
+ override def convertTo[Col[_]](implicit cbf: CanBuildFrom[Nothing, T, Col[T @uncheckedVariance]]): Col[T @uncheckedVariance] = if (cbf().isCombiner) {
+ toParCollection[T, Col[T]](() => cbf().asCombiner)
+ } else seq.convertTo(cbf)
+
/* tasks */
protected trait StrictSplitterCheckTask[R, Tp] extends Task[R, Tp] {
diff --git a/test/files/run/collection-conversions.check b/test/files/run/collection-conversions.check
index 08d0fa32c5..5e43d25f7e 100644
--- a/test/files/run/collection-conversions.check
+++ b/test/files/run/collection-conversions.check
@@ -11,6 +11,7 @@
:[Direct] Array : OK
:[Copy] Array : OK
:[Copy] ParVector: OK
+ :[Copy] ParArray : OK
-- Testing Vector ---
:[Direct] Vector : OK
:[Copy] Vector : OK
@@ -24,6 +25,7 @@
:[Direct] Array : OK
:[Copy] Array : OK
:[Copy] ParVector: OK
+ :[Copy] ParArray : OK
-- Testing List ---
:[Direct] Vector : OK
:[Copy] Vector : OK
@@ -37,6 +39,7 @@
:[Direct] Array : OK
:[Copy] Array : OK
:[Copy] ParVector: OK
+ :[Copy] ParArray : OK
-- Testing Buffer ---
:[Direct] Vector : OK
:[Copy] Vector : OK
@@ -50,6 +53,7 @@
:[Direct] Array : OK
:[Copy] Array : OK
:[Copy] ParVector: OK
+ :[Copy] ParArray : OK
-- Testing ParVector ---
:[Direct] Vector : OK
:[Copy] Vector : OK
@@ -63,6 +67,21 @@
:[Direct] Array : OK
:[Copy] Array : OK
:[Copy] ParVector: OK
+ :[Copy] ParArray : OK
+-- Testing ParArray ---
+ :[Direct] Vector : OK
+ :[Copy] Vector : OK
+ :[Direct] Buffer : OK
+ :[Copy] Buffer : OK
+ :[Direct] GenSeq : OK
+ :[Copy] GenSeq : OK
+ :[Copy] Seq : OK
+ :[Direct] Stream : OK
+ :[Copy] Stream : OK
+ :[Direct] Array : OK
+ :[Copy] Array : OK
+ :[Copy] ParVector: OK
+ :[Copy] ParArray : OK
-- Testing Set ---
:[Direct] Vector : OK
:[Copy] Vector : OK
@@ -76,6 +95,7 @@
:[Direct] Array : OK
:[Copy] Array : OK
:[Copy] ParVector: OK
+ :[Copy] ParArray : OK
-- Testing SetView ---
:[Direct] Vector : OK
:[Copy] Vector : OK
@@ -89,6 +109,7 @@
:[Direct] Array : OK
:[Copy] Array : OK
:[Copy] ParVector: OK
+ :[Copy] ParArray : OK
-- Testing BufferView ---
:[Direct] Vector : OK
:[Copy] Vector : OK
@@ -102,3 +123,4 @@
:[Direct] Array : OK
:[Copy] Array : OK
:[Copy] ParVector: OK
+ :[Copy] ParArray : OK \ No newline at end of file
diff --git a/test/files/run/collection-conversions.scala b/test/files/run/collection-conversions.scala
index b5c4d8e261..6d90caee4b 100644
--- a/test/files/run/collection-conversions.scala
+++ b/test/files/run/collection-conversions.scala
@@ -1,6 +1,7 @@
import collection._
import mutable.Buffer
import parallel.immutable.ParVector
+import parallel.mutable.ParArray
import reflect.ClassTag
object Test {
@@ -29,6 +30,7 @@ object Test {
val testStream = Stream(1,2,3)
val testArray = Array(1,2,3)
val testParVector = ParVector(1,2,3)
+ val testParArray = ParArray(1,2,3)
def testConversion[A: ClassTag](name: String, col: => GenTraversableOnce[A]): Unit = {
val tmp = col
@@ -45,14 +47,16 @@ object Test {
printResult("[Direct] Array ", col.toArray, testArray)
printResult("[Copy] Array ", col.convertTo[Array], testArray)
printResult("[Copy] ParVector", col.convertTo[ParVector], testParVector)
+ printResult("[Copy] ParArray ", col.convertTo[ParArray], testParArray)
}
def main(args: Array[String]): Unit = {
- testConversion("iterator", (1 to 3).iterator)
+ testConversion("iterator", (1 to 3).iterator)
testConversion("Vector", Vector(1,2,3))
testConversion("List", List(1,2,3))
testConversion("Buffer", Buffer(1,2,3))
testConversion("ParVector", ParVector(1,2,3))
+ testConversion("ParArray", ParArray(1,2,3))
testConversion("Set", Set(1,2,3))
testConversion("SetView", Set(1,2,3).view)
testConversion("BufferView", Buffer(1,2,3).view)