Class: JsonSerializer

Inherits:
Object
  • Object
show all
Defined in:
lib/json_serializer.rb

Defined Under Namespace

Modules: Utils

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(object) ⇒ JsonSerializer

Returns a new instance of JsonSerializer.



32
33
34
 
# File 'lib/json_serializer.rb', line 32

def initialize(object)
  @object = object
end

Instance Attribute Details

#object ⇒ Object (readonly)

Returns the value of attribute object.



30
31
32
 
# File 'lib/json_serializer.rb', line 30

def object
  @object
end

Class Method Details

.attribute(name, serializer = nil) ⇒ Object 



22
23
24
 
# File 'lib/json_serializer.rb', line 22

def self.attribute(name, serializer = nil)
  attributes[name] ||= serializer
end

.attributes ⇒ Object 



26
27
28
 
# File 'lib/json_serializer.rb', line 26

def self.attributes
  @attributes ||= {}
end

.inherited(subclass) ⇒ Object 



16
17
18
19
20
 
# File 'lib/json_serializer.rb', line 16

def self.inherited(subclass)
  attributes.each do |name, serializer|
    subclass.attribute(name, serializer)
  end
end

Instance Method Details

#decorate ⇒ Object 



43
44
45
46
47
48
49
50
51
 
# File 'lib/json_serializer.rb', line 43

def decorate
  return nil unless object

  if object.respond_to?(:to_a)
    to_arry
  else
    to_hash
  end
end

#to_json(root: nil) ⇒ Object 



36
37
38
39
40
41
 
# File 'lib/json_serializer.rb', line 36

def to_json(root: nil)
  result = decorate
  result = { root => result } if root

  result.to_json
end