Module: Boil::Composer::ReflectionHelpers

Included in:
DependencyWalker, TargetClassDecorator
Defined in:
lib/boil/composer/reflection_helpers.rb

Constant Summary collapse

ClassConstNotFound = 
Class.new(RuntimeError)

Instance Method Summary collapse

Instance Method Details

#class_name?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/boil/composer/reflection_helpers.rb', line 12

def class_name?(name)
  begin
    name.constantize.is_a?(Class)
  rescue NameError
    false
  end
end

#constantize_class(class_or_name) ⇒ Object 



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# File 'lib/boil/composer/reflection_helpers.rb', line 20

def constantize_class(class_or_name)
  begin
    class_or_name.is_a?(String) ? class_or_name.constantize : class_or_name
  rescue NameError
    raise ClassConstNotFound
  end
end

#constructor_parameters(cls) ⇒ Object 



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# File 'lib/boil/composer/reflection_helpers.rb', line 6

def constructor_parameters(cls)
  parameters = cls.instance_method(:initialize).parameters
  return [] if parameters == [[:rest]]
  parameters.map {|req, name| name || req }
end