class Object

# File lib/ugh.rb, line 42
def ugh short_message = 'unspecified ugh', **attr
  if short_message.is_a? Class then
    # Uh-oh, it's not a short message at all but an exception
    # class (or so we should hope).  Let's instantiate it.
    raise short_message.new(**attr)
  else
    raise Ugh.new(short_message, **attr)
  end
end

# File lib/ugh.rb, line 55
def ugh? klass = Ugh, **attributes
  begin
    return yield
  rescue klass => exception
    evaluated_attributes = {}
    attributes.each_pair do |name, value|
      if value.is_a? Proc then
        unless exception.attributes.has_key? name then
          value = value.call
        else
          value = nil
        end
      end
      evaluated_attributes[name] = value
    end
    exception.attributes =
        evaluated_attributes.merge exception.attributes
    raise exception
  end
end