module AwsResourceMixin

def check_resource_param_names(raw_params: {}, allowed_params: [], allowed_scalar_name: nil, allowed_scalar_type: nil)
  # Some resources allow passing in a single ID value.  Check and convert to hash if so.
  if allowed_scalar_name && !raw_params.is_a?(Hash)
    value_seen = raw_params
    if value_seen.is_a?(allowed_scalar_type)
      raw_params = { allowed_scalar_name => value_seen }
    else
      raise ArgumentError, 'If you pass a single value to the resource, it must ' \
                           "be a #{allowed_scalar_type}, not an #{value_seen.class}."
    end
  end
  # Remove all expected params from the raw param hash
  recognized_params = {}
  allowed_params.each do |expected_param|
    recognized_params[expected_param] = raw_params.delete(expected_param) if raw_params.key?(expected_param)
  end
  # Any leftovers are unwelcome
  unless raw_params.empty?
    raise ArgumentError, "Unrecognized resource param '#{raw_params.keys.first}'. Expected parameters: #{allowed_params.join(', ')}"
  end
  recognized_params
end