Class: Conject::ObjectFactory

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

Instance Method Summary collapse

Instance Method Details

#construct_new(name, object_context) ⇒ Object 



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# File 'lib/conject/object_factory.rb', line 6

def construct_new(name, object_context)
  object = nil
  config = object_context.get_object_config(name)
  lambda_constructor = config[:construct]
  alias_for = config[:is]
  if alias_for
    begin
      object = object_context.get(alias_for)
    rescue Exception => ex
      raise "(When attempting to fill alias '#{name}' with actual object '#{alias_for}') #{ex.message}"
    end
  elsif lambda_constructor
    case lambda_constructor.arity
    when 0
      object = lambda_constructor[]
    when 1
      object = lambda_constructor[object_context]
    when 2
      object = lambda_constructor[name, object_context]
    else
      raise "Constructor lambda takes 0, 1 or 2 params; this lambda takes #{lambda_constructor.arity}"
    end
  else
    object = type_1_constructor(name, object_context)
  end

  # Stuff an internal back reference to the object context into the new object:
  object.__send__(:instance_variable_set, :@_conject_object_context, object_context)

  return object
end