Module: Surrounded::Context::Initializing

Defined in:
lib/surrounded/context/initializing.rb

Instance Method Summary collapse

Instance Method Details

#initialize(*setup_args) ⇒ Object

Shorthand for creating an instance level initialize method which handles the mapping of the given arguments to their named role.



12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
 
# File 'lib/surrounded/context/initializing.rb', line 12

def initialize(*setup_args)
  private_attr_reader(*setup_args)

  mod = Module.new
  line = __LINE__
  mod.class_eval "
    def initialize(#{setup_args.join(',')})
      arguments = method(__method__).parameters.map{|arg| eval(arg[1].to_s) }
      @role_map = RoleMap.new
      map_roles(#{setup_args}.zip(arguments))
    end
  ", __FILE__, line
  const_set("ContextInitializer", mod)
  include mod
end

#new(*args, &block) ⇒ Object 



4
5
6
7
8
 
# File 'lib/surrounded/context/initializing.rb', line 4

def new(*args, &block)
  instance = allocate
  instance.send(:initialize, *args, &block)
  instance
end