#!/usr/bin/env ruby -ws
#
# unit_diff - a ruby unit test filter by Ryan Davis <ryand-ruby@zenspider.com>
#
# usage:
#
#  test.rb | unit_diff [options]
#    options:
#    -b ignore whitespace differences
#    -c contextual diff
#    -h show usage
#    -k keep temp diff files around
#    -u unified diff [default]
#    -p plain diff
#    -v display version

require 'unit_diff'
require 'zentest'

############################################################

if defined? $v then
  puts "#{File.basename $0} v. #{ZenTest::VERSION}"
  exit 0
end

if defined? $h then
  File.open(__FILE__) do |f|
    begin; end until f.readline =~ /usage:/
    f.readline
    while line = f.readline and line.sub!(/^# ?/, '')
      $stderr.puts line
    end
  end
  exit 0
end

UnitDiff.unit_diff
