Craig Tiller | 0605995 | 2015-02-18 08:34:56 -0800 | [diff] [blame] | 1 | # Copyright 2015, Google Inc. |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 2 | # All rights reserved. |
| 3 | # |
| 4 | # Redistribution and use in source and binary forms, with or without |
| 5 | # modification, are permitted provided that the following conditions are |
| 6 | # met: |
| 7 | # |
| 8 | # * Redistributions of source code must retain the above copyright |
| 9 | # notice, this list of conditions and the following disclaimer. |
| 10 | # * Redistributions in binary form must reproduce the above |
| 11 | # copyright notice, this list of conditions and the following disclaimer |
| 12 | # in the documentation and/or other materials provided with the |
| 13 | # distribution. |
| 14 | # * Neither the name of Google Inc. nor the names of its |
| 15 | # contributors may be used to endorse or promote products derived from |
| 16 | # this software without specific prior written permission. |
| 17 | # |
| 18 | # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 19 | # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 20 | # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 21 | # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 22 | # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 23 | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 24 | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 25 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 26 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 27 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 28 | # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 29 | |
| 30 | require 'grpc' |
| 31 | |
Tim Emiola | 7e7911f | 2015-02-17 18:28:23 -0800 | [diff] [blame] | 32 | # GRPC contains the General RPC module. |
| 33 | module GRPC |
| 34 | module Core |
| 35 | # TimeConsts is a module from the C extension. |
| 36 | # |
| 37 | # Here it's re-opened to add a utility func. |
| 38 | module TimeConsts |
| 39 | # Converts a time delta to an absolute deadline. |
Tim Emiola | e2860c5 | 2015-01-16 02:58:41 -0800 | [diff] [blame] | 40 | # |
Tim Emiola | 7e7911f | 2015-02-17 18:28:23 -0800 | [diff] [blame] | 41 | # Assumes timeish is a relative time, and converts its to an absolute, |
| 42 | # with following exceptions: |
| 43 | # |
| 44 | # * if timish is one of the TimeConsts.TimeSpec constants the value is |
| 45 | # preserved. |
| 46 | # * timish < 0 => TimeConsts.INFINITE_FUTURE |
| 47 | # * timish == 0 => TimeConsts.ZERO |
| 48 | # |
| 49 | # @param timeish [Number|TimeSpec] |
| 50 | # @return timeish [Number|TimeSpec] |
| 51 | def from_relative_time(timeish) |
| 52 | if timeish.is_a? TimeSpec |
| 53 | timeish |
| 54 | elsif timeish.nil? |
| 55 | TimeConsts::ZERO |
| 56 | elsif !timeish.is_a? Numeric |
| 57 | fail(TypeError, |
| 58 | "Cannot make an absolute deadline from #{timeish.inspect}") |
| 59 | elsif timeish < 0 |
| 60 | TimeConsts::INFINITE_FUTURE |
Aggelos Avgerinos | 57e7dc8 | 2015-05-09 13:08:03 +0300 | [diff] [blame] | 61 | elsif timeish.zero? |
Tim Emiola | 7e7911f | 2015-02-17 18:28:23 -0800 | [diff] [blame] | 62 | TimeConsts::ZERO |
| 63 | else |
| 64 | Time.now + timeish |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 65 | end |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 66 | end |
Tim Emiola | 7e7911f | 2015-02-17 18:28:23 -0800 | [diff] [blame] | 67 | |
| 68 | module_function :from_relative_time |
nnoble | 0c475f0 | 2014-12-05 15:37:39 -0800 | [diff] [blame] | 69 | end |
| 70 | end |
| 71 | end |