ruby_method_local_var_resolution.rb

SimpleForm::Components::Wrapper.module_eval do
  def input_html_classes
    [input_type, required_class]
  end

  def wrapper_html_options
    input_html_classes << SimpleForm.wrapper_class
    if options[:wrapper_class]
      input_html_classes += options[:wrapper_class].split(" ")
    end
    if input_html_classes.nil?
      raise "This will always fail even if options[:wrapper_class] == false, because input_html_classes was seen even if it wasn't set!"
    end
    if has_errors?
      input_html_classes << SimpleForm.wrapper_error_class 
      if options[:wrapper_error_class]
        input_html_classes += options[:wrapper_error_class].split(" ") 
      end
    end
    html_options_for(:wrapper, input_html_classes)
  end
end