MultiJson

    # File lib/multi_json.rb, line 47
47:     def adapter
48:       return @adapter if @adapter
49:       self.use self.default_adapter
50:       @adapter
51:     end

     # File lib/multi_json.rb, line 100
100:     def current_adapter(options)
101:       if new_adapter = (options || {}).delete(:adapter)
102:         load_adapter(new_adapter)
103:       else
104:         adapter
105:       end
106:     end

    # File lib/multi_json.rb, line 26
26:     def default_adapter
27:       return :oj if defined?(::Oj)
28:       return :yajl if defined?(::Yajl)
29:       return :json_gem if defined?(::JSON)
30: 
31:       REQUIREMENT_MAP.each do |(library, adapter)|
32:         begin
33:           require library
34:           return adapter
35:         rescue LoadError
36:           next
37:         end
38:       end
39: 
40:       Kernel.warn "[WARNING] MultiJson is using the default adapter (ok_json). We recommend loading a different JSON library to improve performance."
41:       :ok_json
42:     end

     # File lib/multi_json.rb, line 109
109:     def dump(object, options={})
110:       adapter = current_adapter(options)
111:       adapter.dump(object, options)
112:     end

    # File lib/multi_json.rb, line 91
91:     def load(string, options={})
92:       adapter = current_adapter(options)
93:       adapter.load(string, options)
94:     rescue adapter::ParseError => exception
95:       raise DecodeError.new(exception.message, exception.backtrace, string)
96:     end

    # File lib/multi_json.rb, line 71
71:     def load_adapter(new_adapter)
72:       case new_adapter
73:       when String, Symbol
74:         require "multi_json/adapters/#{new_adapter}"
75:         MultiJson::Adapters.const_get("#{new_adapter.to_s.split('_').map{|s| s.capitalize}.join('')}")
76:       when NilClass
77:         nil
78:       when Class
79:         new_adapter
80:       else
81:         raise "Did not recognize your adapter specification. Please specify either a symbol or a class."
82:       end
83:     end

    # File lib/multi_json.rb, line 64
64:     def use(new_adapter)
65:       @adapter = load_adapter(new_adapter)
66:     end