Start of a Hashie::Dash yard extension?

dash_property_handler.rb

# Usage: `yardoc -e dash_property_handler.rb lib/**/*.rb`
class DashPropertyHandler < YARD::Handlers::Ruby::AttributeHandler
  handles method_call(:property)
  namespace_only

  def process
    name = statement.parameters.first.jump(:tstring_literal, :ident).source
    scope = :instance
    namespace.attributes[scope][name] ||= SymbolHash[:read => nil, :write => nil]
    o = YARD::CodeObjects::MethodObject.new(namespace, name)
    # add custom metadata to the object
    o['custom_field'] = 'Generated by Hashie::Dash'

    doc = "Sets the attribute #{name}\n@param value the value to set the attribute #{name} to."
    o.docstring = doc if o.docstring.blank?(false)
    register(o)
    namespace.attributes[:instance][name][:read] = o
    namespace.attributes[:instance][name][:write] = o
  end
end