3 assert(clean("ab a abc") == List("ab", "a", "abc"))

     2 def urbanmain() = {

     4 assert(clean("ab*a abc1") == List("ab", "a", "abc1"))

     3   import C2._

     4 

     5   assert(clean("ab a abc") == List("ab", "a", "abc"))

     6   assert(clean("ab*a abc1") == List("ab", "a", "abc1"))

     7 }