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type-diagnostics.scala:4: error: type mismatch;
found : scala.collection.Set[String]
required: scala.collection.immutable.Set[String]
def f = Calculator("Hello", binding.keySet: collection.Set[String])
^
type-diagnostics.scala:13: error: type mismatch;
found : List[a(in method f2)]
required: List[a(in method f1)]
y match { case y1: List[a] => f3(x, y1) }
^
type-diagnostics.scala:17: error: type mismatch;
found : String(in method f2)
required: java.lang.String
def f2[String](s: String) = strings(List(s))
^
type-diagnostics.scala:21: error: missing parameter type for expanded function
The argument types of an anonymous function must be fully known. (SLS 8.5)
Expected type was: ?
val f = { case 5 => 10 }
^
four errors found
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