Useful alternative control structures?

Question

Sometimes when I am programming, I find that some particular control structure would be very useful to me, but is not directly available in my programming language. I think my

Answer 1

ignoring - To ignore exceptions occuring in a certain block of code.

try {
  foo()
} catch {
  case ex: SomeException => /* ignore */
  case ex: SomeOtherException => /* ignore */
}

With an ignoring control construct, you could write it more concisely and more readably as:

ignoring(classOf[SomeException], classOf[SomeOtherException]) {
  foo()
}

[ Scala provides this (and many other Exception handling control constructs) in its standard library, in util.control package. ]