Scala tuple unpacking cannot resolve argument name which start with a upper character. This is a bug?
val myTuple = (1,2,3)
val (aRG1, aRG2, aRG3) = myTuple // start with lower character, this works
val (ARG1, ARG2, ARG3) = myTuple // error: not found: value ARG1
My environment is Scala 2.11.8 on Java 1.8. You can run this on online REPL with Scala 2.12, and this error also occurs.