#!/usr/bin/env ruby
require "dynport_tools/differ"
require "dynport_tools/xml_file"

file_a, file_b = ARGV[0,2]

if file_a && File.exists?(file_a) && file_b && File.exists?(file_b)
  a = DynportTools::XmlFile.new(file_a)
  b = DynportTools::XmlFile.new(file_b)
  differ = DynportTools::Differ.new
  diff = differ.diff(a.nodes_hash, b.nodes_hash)
  puts differ.diff_to_message_lines(diff)
else
  puts "USAGE: xml_diff <file> <file>"
end