1 files changed, 60 insertions, 0 deletions
diff --git a/test/files/run/string-extractor.scala b/test/files/run/string-extractor.scala
new file mode 100644
index 0000000000..c0fe911ff3
--- /dev/null
+++ b/test/files/run/string-extractor.scala
@@ -0,0 +1,60 @@
+final class StringExtract(val s: String) extends AnyVal {
+  def isEmpty                     = (s eq null) || (s == "")
+  def get                         = this
+  def length                      = s.length
+  def lengthCompare(n: Int)       = s.length compare n
+  def apply(idx: Int): Char       = s charAt idx
+  def head: Char                  = s charAt 0
+  def tail: String                = s drop 1
+  def drop(n: Int): StringExtract = new StringExtract(s drop n)
+
+  override def toString = s
+}
+
+final class ThreeStringExtract(val s: String) extends AnyVal {
+  def isEmpty                                      = (s eq null) || (s == "")
+  def get: (List[Int], Double, ThreeStringExtract) = ((s.length :: Nil, s.length.toDouble, this))
+  def length                                       = s.length
+  def lengthCompare(n: Int)                        = s.length compare n
+  def apply(idx: Int): Char                        = s charAt idx
+  def head: Char                                   = s charAt 0
+  def tail: String                                 = s drop 1
+  def drop(n: Int): ThreeStringExtract             = new ThreeStringExtract(s drop n)
+
+  override def toString = s
+}
+
+
+object Bippy {
+  def unapplySeq(x: Any): StringExtract = new StringExtract("" + x)
+}
+object TripleBippy {
+  def unapplySeq(x: Any): ThreeStringExtract = new ThreeStringExtract("" + x)
+}
+
+object Test {
+  def f(x: Any) = x match {
+    case Bippy('B' | 'b', 'O' | 'o', 'B' | 'b', xs @ _*) => xs
+    case _                                               => "nope"
+  }
+
+  def g(x: Any): String = x match {
+    case TripleBippy(3 :: Nil, 3.0, 'b', chars @ _*)       => "1: " + chars
+    case TripleBippy(5 :: Nil, 5.0, 'b' | 'B', chars @ _*) => "2: " + chars
+    case TripleBippy(_, _, chars @ _*)                     => "3: " + chars
+    case _                                                 => "nope"
+  }
+
+  def main(args: Array[String]): Unit = {
+    println(f("Bobby"))
+    println(f("BOBBY"))
+    println(f("BoBoTheClown"))
+    println(f("TomTomTheClown"))
+
+    println(g("bob"))
+    println(g("bobby"))
+    println(g("BOBBY"))
+    println(g("BOBO"))
+    println(g("TomTomTheClown"))
+  }
+}