require 'json/ext'
require 'json/json2'

module JSON

  class JSONError < StandardError; end

  class ParseError < JSONError; end

  def self.parse(source, opts = nil)
    `var json = JSON.parse(source);

    var to_opal = function(value) {

      switch (typeof value) {
        case 'string':
          return value;

        case 'number':
          return value;

        case 'boolean':
          return value ? Qtrue : Qfalse;

        case 'null':
          return nil;

        case 'object':
          if (!value) return nil;

          if (Object.prototype.toString.apply(value) === '[object Array]') {
            var arr = [];

            for (var i = 0, ii = value.length; i < ii; i++) {
              arr.push(to_opal(value[i]));
            }

            return arr;
          }
          else {
            var hash = VM.H(), v, assoc;

            for (var k in value) {
              if (Object.hasOwnProperty.call(value, k)) {
                v = to_opal(value[k]);
                assoc = k.$hash();
                hash.$keys.push(k);
                hash.$assocs[assoc] = v;
              }
            }
          }

          return hash;
      }
    };

    return to_opal(json);`
  end

  def self.generate(obj, opts = nil)

  end
end