Class: ActiveModel::FormObject::StrongParameters::StrongParameters

Inherits:
Object
  • Object
show all
Defined in:
lib/active_model/form_object/strong_parameters.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(klass) ⇒ StrongParameters

Returns a new instance of StrongParameters.



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# File 'lib/active_model/form_object/strong_parameters.rb', line 24

def initialize(klass)
  @klass = klass
end

Instance Attribute Details

#klass ⇒ Object

Returns the value of attribute klass.



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# File 'lib/active_model/form_object/strong_parameters.rb', line 22

def klass
  @klass
end

Instance Method Details

#set(parameter_name, opts) ⇒ Object 



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# File 'lib/active_model/form_object/strong_parameters.rb', line 28

def set(parameter_name, opts)
  opts.each do |key, value|
    klass.send(:define_method, "#{key}_params".to_sym) do
      params = self.send(parameter_name)

      unless params[key].nil?
        self.unpermitted_attrs ||= {}
        unpermitted = params[key].keys.map(&:to_s) - value.map(&:to_s)
        self.unpermitted_attrs[key] = unpermitted if unpermitted.any?
      end

      params.require(key).permit(value)
    end
  end
end