class Stripe::Reversal

def self.retrieve(_id, _opts = {})
  raise NotImplementedError,
        "Reversals cannot be retrieved without a transfer ID. Retrieve " \
         "a reversal using `Transfer.retrieve_reversal('transfer_id', " \
         "'reversal_id')`"
end

def self.update(_id, _params = nil, _opts = nil)
  raise NotImplementedError,
        "Reversals cannot be updated without a transfer ID. Update a " \
        "reversal using `r = Transfer.update_reversal('transfer_id', " \
        "'reversal_id', update_params)`"
end

def resource_url
  "#{Transfer.resource_url}/#{CGI.escape(transfer)}/reversals" \
  "/#{CGI.escape(id)}"
end