Module: ParamsReady::Extensions::Delegation

Defined in:
lib/params_ready/extensions/delegation.rb

Class Method Summary collapse

Class Method Details

.delegate(mod, &to) ⇒ Object 



4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
# File 'lib/params_ready/extensions/delegation.rb', line 4

def self.delegate(mod, &to)
  mod.define_method :method_missing do |name, *args, &block|
    delegee = instance_eval(&to)
    if delegee.respond_to? name
      delegee.send name, *args, &block
    else
      super name, *args, &block
    end
  end
  mod.send(:ruby2_keywords, :method_missing)

  mod.define_method :respond_to_missing? do |name, include_private = false|
    delegee = instance_eval(&to)
    if delegee.respond_to? name
      true
    else
      super name, include_private
    end
  end
end