Added -Ysuggest-idents.

Suggest possible alternatives when an identifier is not in scope.

  % scala -Ysuggest-idents

  scala> import scala.collection.mutable._
  import scala.collection.mutable._

  scala> new MistBuffer
  <console>:11: error: not found: type MistBuffer (similar: ListBuffer, Buffer)
                new MistBuffer
                    ^

Too bad, no MistBuffer.  We'll settle for ListBuffer.

1 files changed, 11 insertions, 0 deletions

diff --git a/test/files/neg/suggest-similar.scala b/test/files/neg/suggest-similar.scala
new file mode 100644
index 0000000000..ae18c6ea62
--- /dev/null
+++ b/test/files/neg/suggest-similar.scala
@@ -0,0 +1,11 @@
+class Dingus
+object Dingus {
+  var flippity = 1
+}
+import Dingus._
+
+class A {
+  flippitx = 123
+  Nil map identipoo
+  new Bingus
+}