Module: RailsAndSolid::TrickHim

Defined in:
lib/rails-and-solid/trick_him.rb

Instance Method Summary collapse

Instance Method Details

#class_exists?(class_name, method) ⇒ Boolean 



9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
 
# File 'lib/rails-and-solid/trick_him.rb', line 9

def class_exists?(class_name, method)
  # TODO cache is only for production (no reload)
  @exists ||= {}
  return @exists[class_name] if @exists.key?(class_name)

  # TODO solution1
  klass = Module.const_get(class_name)
  self.class.send :define_method, method do
    # rails inheritance on my way (ret = super(sym)), once again...
  end
  return @exists[class_name] = klass.is_a?(Class)
rescue NameError
  # exceptions and traces are expensive.
  @exists[class_name] = false
  return false
end

#di_instantiate(type) ⇒ Object 



51
52
53
 
# File 'lib/rails-and-solid/trick_him.rb', line 51

def di_instantiate(type)
  type.new
end

#method_for_action(method) ⇒ Object 



4
5
6
7
 
# File 'lib/rails-and-solid/trick_him.rb', line 4

def method_for_action(method)
  # TRICKing rails... no inheritance support
  method
end

#send_action(sym) ⇒ Object

end



32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
 
# File 'lib/rails-and-solid/trick_him.rb', line 32

def send_action(sym)
  type = self.class.name
  type = type[0..type.size-4]
  if (class_exists?(type, sym))
    type = type.constantize
    control = di_instantiate(type)
    params = extract_params_for(control.method(sym))
    ret = control.send sym, *params
    control.instance_variables.each do |x|
      value = control.instance_variable_get x
      instance_variable_set x, value
    end
    super(sym)
  else
    params = extract_params_for(method(sym))
    super(sym, *params)
  end
end