| # Copyright 2015-2016, Google Inc. |
| # All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are |
| # met: |
| # |
| # * Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # * Redistributions in binary form must reproduce the above |
| # copyright notice, this list of conditions and the following disclaimer |
| # in the documentation and/or other materials provided with the |
| # distribution. |
| # * Neither the name of Google Inc. nor the names of its |
| # contributors may be used to endorse or promote products derived from |
| # this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| require 'grpc/grpc' |
| |
| # GRPC contains the General RPC module. |
| module GRPC |
| # BadStatus is an exception class that indicates that an error occurred at |
| # either end of a GRPC connection. When raised, it indicates that a status |
| # error should be returned to the other end of a GRPC connection; when |
| # caught it means that this end received a status error. |
| class BadStatus < StandardError |
| attr_reader :code, :details, :metadata |
| |
| # @param code [Numeric] the status code |
| # @param details [String] the details of the exception |
| def initialize(code, details = 'unknown cause', **kw) |
| super("#{code}:#{details}") |
| @code = code |
| @details = details |
| @metadata = kw |
| end |
| |
| # Converts the exception to a GRPC::Status for use in the networking |
| # wrapper layer. |
| # |
| # @return [Status] with the same code and details |
| def to_status |
| Struct::Status.new(code, details, @metadata) |
| end |
| end |
| |
| # Cancelled is an exception class that indicates that an rpc was cancelled. |
| class Cancelled < StandardError |
| end |
| end |