This file goes with 
 highlight version 3.28
 Copyright (C) 2002-2016 Andre Simon <andre.simon1 at gmx.de>

which you can find at highlight http://www.andre-simon.de/

This is the highlighter used by the Computer Languages Benchmark Game.

For example, run from this directory:
  highlight -O ansi --config-file=./langDefs/chpl.lang your_file.chpl

  (Note that you might need to install highlight for it to work
  correctly).

For more options, try:
  highlight --help

