[icebraining]

I believe you can use partial() from this post[1] to do something like this:

  var processT1 = (isOk, items) => items.filter(isOk).map(toOtherType).flatten();
  var processT2 = partial(processT1, isOk);

http://benalman.com/news/2012/09/partial-application-in-java...