yaml_checker.rb

require 'optparse'
require 'yaml'
require 'erb'
require 'pp'

verbose = false

opt = OptionParser.new
opt.on('--verbose') {|v| verbose = v }
opt.parse!(ARGV)
file_name = ARGV.first

begin
  file_contents = open(file_name).read
  contents = YAML.load(ERB.new(file_contents).result)
rescue => e
  puts e
  puts "\e[31mFail\e[m"
  exit 1
end

if verbose
  pp contents
end

puts "\e[32mSuccess\e[m"

exit 0