REPL pretty-printed output for implicit function types leak ANSI color codes. #3932
Description
scala> def fun[T](x: T): implicit List[T] => Int = ???
def fun[T](x: T): 33mimplicit 0mList[T] => Int{{ message }}
scala> def fun[T](x: T): implicit List[T] => Int = ???
def fun[T](x: T): 33mimplicit 0mList[T] => Int