# File lib/hiera/backend/eyaml/subcommands/edit.rb, line 26
          def self.validate options
            Trollop::die "You must specify an eyaml file" if ARGV.empty?
            options[:source] = :eyaml
            options[:eyaml] = ARGV.shift
            options[:input_data] = File.read options[:eyaml]
            options
          end