Merge pull request #1430 from paulp/SI-5859-5353-4729

Fixes for SI-5859, SI-5353, SI-4729.

8 files changed, 61 insertions, 2 deletions

diff --git a/test/files/neg/t5353.check b/test/files/neg/t5353.check
new file mode 100644
index 0000000000..75e2435600
--- /dev/null
+++ b/test/files/neg/t5353.check
@@ -0,0 +1,4 @@
+t5353.scala:2: error: this type parameter must be specified
+  def f(x: Boolean) = if (x) Array("abc") else Array()
+                                                    ^
+one error found
diff --git a/test/files/neg/t5353.scala b/test/files/neg/t5353.scala
new file mode 100644
index 0000000000..1ee869aac1
--- /dev/null
+++ b/test/files/neg/t5353.scala
@@ -0,0 +1,3 @@
+class A {
+  def f(x: Boolean) = if (x) Array("abc") else Array()
+}
diff --git a/test/files/neg/t5692a.check b/test/files/neg/t5692a.check
index ded95a8820..7fbfb5dba7 100644
--- a/test/files/neg/t5692a.check
+++ b/test/files/neg/t5692a.check
@@ -1,4 +1,4 @@
-Test_2.scala:2: error: type parameter not specified
+Test_2.scala:2: error: this type parameter must be specified
   def x = Macros.foo
                  ^
 one error found
diff --git a/test/files/neg/t5692b.check b/test/files/neg/t5692b.check
index e453870ec8..16796826b4 100644
--- a/test/files/neg/t5692b.check
+++ b/test/files/neg/t5692b.check
@@ -1,4 +1,4 @@
-Test_2.scala:2: error: type parameters not specified
+Test_2.scala:2: error: these type parameters must be specified
   def x = Macros.foo
                  ^
 one error found
diff --git a/test/files/pos/t5859.scala b/test/files/pos/t5859.scala
new file mode 100644
index 0000000000..2a31e68ee5
--- /dev/null
+++ b/test/files/pos/t5859.scala
@@ -0,0 +1,15 @@
+
+class A {
+  def f(xs: List[Int], ys: AnyRef*) = ()
+  def f(xs: AnyRef*) = ()
+
+  f()
+  f(List[AnyRef](): _*)
+  f(List(): _*)
+  f(Nil: _*)
+  f(Array(): _*)
+  f(Array[AnyRef](): _*)
+  f(List(1))
+  f(List(1), Nil: _*)
+  f(List(1), Array(): _*)
+}
diff --git a/test/files/run/t4729.check b/test/files/run/t4729.check
new file mode 100644
index 0000000000..9a2aa56d99
--- /dev/null
+++ b/test/files/run/t4729.check
@@ -0,0 +1,4 @@
+WrappedArray(1, 2)
+WrappedArray(1, 2)
+WrappedArray(1, 2)
+WrappedArray(1, 2)
diff --git a/test/files/run/t4729/J_1.java b/test/files/run/t4729/J_1.java
new file mode 100644
index 0000000000..2ffb5a88d1
--- /dev/null
+++ b/test/files/run/t4729/J_1.java
@@ -0,0 +1,4 @@
+// Java Interface:
+public interface J_1 {
+  public void method(String... s);
+}
diff --git a/test/files/run/t4729/S_2.scala b/test/files/run/t4729/S_2.scala
new file mode 100644
index 0000000000..e34e3d34d4
--- /dev/null
+++ b/test/files/run/t4729/S_2.scala
@@ -0,0 +1,29 @@
+ // Scala class:
+class ScalaVarArgs extends J_1 {
+  // -- no problem on overriding it using ordinary class
+  def method(s: String*) { println(s) }
+}
+
+object Test {
+  def main(args: Array[String]) {
+    //[1] Ok - no problem using inferred type
+    val varArgs = new J_1 {
+      def method(s: String*) { println(s) }
+    }
+    varArgs.method("1", "2")
+
+    //[2] Ok -- no problem when explicit set its type after construction
+    val b: J_1 = varArgs
+    b.method("1", "2")
+
+    //[3] Ok -- no problem on calling its method
+    (new ScalaVarArgs).method("1", "2")
+    (new ScalaVarArgs: J_1).method("1", "2")
+
+    //[4] Not Ok -- error when assigning anonymous class to a explictly typed val
+    // Compiler error:  object creation impossible, since method method in trait VarArgs of type (s: <repeated...>[java.lang.String])Unit is not defined
+    val tagged: J_1 = new J_1 {
+      def method(s: String*) { println(s) }
+    }
+  }
+}