mixin - statement is confusing

[vsacheti]

def foreach(f: T => Unit): Unit = while (hasNext) f(next())

This should be explained more clearly. Currently this syntax is very confusing to a new learner of scala.

This is part of this page - http://docs.scala-lang.org/tour/mixin-class-composition.html

[SethTisue]

a pull request adding a link here, linking to a relevant other section of the tour, would be welcome

[SethTisue]

@vsacheti what do you think of #1027, does that address it in your opinion?

[vsacheti]

👍