Module: ActionArgs

Extended by:
ActiveSupport::Concern
Defined in:
lib/rails-action-args/abstract_controller.rb

Defined Under Namespace

Modules: ClassMethods

Instance Method Summary collapse

Instance Method Details

#send_action(action) ⇒ Object

Calls an action and maps the params hash to the action parameters.

Parameters

action<Symbol>

The action to call

Raises

BadRequest

The params hash doesn’t have a required parameter.



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# File 'lib/rails-action-args/abstract_controller.rb', line 34

def send_action(action)
  arguments, defaults = self.class.action_arguments(action.to_s)

  args = arguments.map do |arg, default|
    p = params.key?(arg.to_sym)
    unless p || (defaults && defaults.include?(arg))
      missing = arguments.reject {|arg| params.key?(arg[0].to_sym || arg[1])}
      raise AbstractController::BadRequest, "Your parameters (#{params.inspect}) were missing #{missing.join(", ")}"
    end
    p ? params[arg.to_sym] : default
  end
  super(action, *args)
end