Merge pull request scala#115 from SethTisue/bump-scala-version

bump Scala version to 2.13.3

Author: SethTisue

.travis.yml

@@ -5,7 +5,7 @@ import: scala/scala-dev:travis/default.yml
 language: scala
 
 scala:
-  - 2.13.1
+  - 2.13.3
 
 env:
   - ADOPTOPENJDK=8  SCALAJS_VERSION=

src/main/scala/scala/collection/decorators/IteratorDecorator.scala

@@ -265,7 +265,7 @@ class IteratorDecorator[A](val `this`: Iterator[A]) extends AnyVal {
         }
       }
 
-      override def next(): A = wrapped.next
+      override def next(): A = wrapped.next()
     }
   }
 }

src/test/scala/scala/collection/decorators/IteratorDecoratorTest.scala

@@ -91,33 +91,33 @@ class IteratorDecoratorTest {
   def splitByShouldHonorEmptyIterator(): Unit = {
     val groupedIterator = Iterator.empty.splitBy(identity)
     Assert.assertFalse(groupedIterator.hasNext)
-    Assert.assertEquals(Try(Iterator.empty.next()).toString, Try(groupedIterator.next).toString)
+    Assert.assertEquals(Try(Iterator.empty.next()).toString, Try(groupedIterator.next()).toString)
   }
 
   @Test
   def splitByShouldReturnIteratorOfSingleSeqWhenAllElHaveTheSameKey(): Unit = {
     val value = Vector("1", "1", "1")
     val groupedIterator = value.iterator.splitBy(identity)
     Assert.assertTrue(groupedIterator.hasNext)
-    Assert.assertEquals(value, groupedIterator.next.toVector)
+    Assert.assertEquals(value, groupedIterator.next().toVector)
     Assert.assertFalse(groupedIterator.hasNext)
-    Assert.assertEquals(Try(Iterator.empty.next()).toString, Try(groupedIterator.next).toString)
+    Assert.assertEquals(Try(Iterator.empty.next()).toString, Try(groupedIterator.next()).toString)
   }
 
   @Test
   def splitByShouldReturnIteratorOfSeqOfConsecutiveElementsWithTheSameKey(): Unit = {
     val value = Vector("1", "2", "2", "3", "3", "3", "2", "2")
     val groupedIterator = value.iterator.splitBy(identity)
     Assert.assertTrue(groupedIterator.hasNext)
-    Assert.assertEquals(Vector("1"), groupedIterator.next.toVector)
+    Assert.assertEquals(Vector("1"), groupedIterator.next().toVector)
     Assert.assertTrue(groupedIterator.hasNext)
-    Assert.assertEquals(Vector("2", "2"), groupedIterator.next.toVector)
+    Assert.assertEquals(Vector("2", "2"), groupedIterator.next().toVector)
     Assert.assertTrue(groupedIterator.hasNext)
-    Assert.assertEquals(Vector("3", "3", "3"), groupedIterator.next.toVector)
+    Assert.assertEquals(Vector("3", "3", "3"), groupedIterator.next().toVector)
     Assert.assertTrue(groupedIterator.hasNext)
-    Assert.assertEquals(Vector("2", "2"), groupedIterator.next.toVector)
+    Assert.assertEquals(Vector("2", "2"), groupedIterator.next().toVector)
     Assert.assertFalse(groupedIterator.hasNext)
-    Assert.assertEquals(Try(Iterator.empty.next()).toString, Try(groupedIterator.next).toString)
+    Assert.assertEquals(Try(Iterator.empty.next()).toString, Try(groupedIterator.next()).toString)
   }
 
   @Test