datastructure to yaml & json (including a multiliner).

gistfile1.txt

#!/usr/bin/env ruby
require 'yaml'
require 'json'

data = {
  'somekey' => 'a value',
  'another key' => [ 'an', 'array', 'of', 'values' ],
  'multiliner key' => "line 1\n line 2\n line 3\n",
  'a final key' => 'last value',
}

File.open('output.yaml', 'w') { |f| f.write data.to_yaml }
File.open('output.json', 'w') { |f| f.write data.to_json }