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# Copyright 2016 gRPC authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Buildgen package version plugin
This parses the list of targets from the yaml build file, and creates
a custom version string for each language's package.
"""
import re
LANGUAGES = [
'core',
'cpp',
'csharp',
'node',
'objc',
'php',
'python',
'ruby',
]
class Version:
def __init__(self, s):
self.tag = None
if '-' in s:
s, self.tag = s.split('-')
self.major, self.minor, self.patch = [int(x) for x in s.split('.')]
def __str__(self):
"""Version string in a somewhat idiomatic style for most languages"""
s = '%d.%d.%d' % (self.major, self.minor, self.patch)
if self.tag:
s += '-%s' % self.tag
return s
def pep440(self):
"""Version string in Python PEP440 style"""
s = '%d.%d.%d' % (self.major, self.minor, self.patch)
if self.tag:
# we need to translate from grpc version tags to pep440 version
# tags; this code is likely to be a little ad-hoc
if self.tag == 'dev':
s += '.dev0'
elif len(self.tag) >= 3 and self.tag[0:3] == 'pre':
s += 'rc%d' % int(self.tag[3:])
else:
raise Exception('Don\'t know how to translate version tag "%s" to pep440' % self.tag)
return s
def ruby(self):
"""Version string in Ruby style"""
if self.tag:
return '%d.%d.%d.%s' % (self.major, self.minor, self.patch, self.tag)
else:
return '%d.%d.%d' % (self.major, self.minor, self.patch)
def php(self):
"""Version string for PHP PECL package"""
s = '%d.%d.%d' % (self.major, self.minor, self.patch)
if self.tag:
if self.tag == 'dev':
s += 'dev'
elif len(self.tag) >= 3 and self.tag[0:3] == 'pre':
s += 'RC%d' % int(self.tag[3:])
else:
raise Exception('Don\'t know how to translate version tag "%s" to PECL version' % self.tag)
return s
def php_composer(self):
"""Version string for PHP Composer package"""
return '%d.%d.%d' % (self.major, self.minor, self.patch)
def mako_plugin(dictionary):
"""Expand version numbers:
- for each language, ensure there's a language_version tag in
settings (defaulting to the master version tag)
- expand version strings to major, minor, patch, and tag
"""
settings = dictionary['settings']
master_version = Version(settings['version'])
settings['version'] = master_version
for language in LANGUAGES:
version_tag = '%s_version' % language
if version_tag in settings:
settings[version_tag] = Version(settings[version_tag])
else:
settings[version_tag] = master_version
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