def _get_version_from_git(pre_version=None):
"""Calculate a version string from git.
If the revision is tagged, return that. Otherwise calculate a semantic
version description of the tree.
The number of revisions since the last tag is included in the dev counter
in the version for untagged versions.
:param pre_version: If supplied use this as the target version rather than
inferring one from the last tag + commit messages.
"""
git_dir = git._run_git_functions()
if git_dir:
try:
tagged = git._run_git_command(["describe", "--exact-match"], git_dir, throw_on_error=True).replace("-", ".")
target_version = version.SemanticVersion.from_pip_string(tagged)
except Exception:
if pre_version:
# not released yet - use pre_version as the target
target_version = version.SemanticVersion.from_pip_string(pre_version)
else:
# not released yet - just calculate from git history
target_version = None
result = _get_version_from_git_target(git_dir, target_version)
return result.release_string()
# If we don't know the version, return an empty string so at least
# the downstream users of the value always have the same type of
# object to work with.
try:
return unicode()
except NameError:
return ""
def write_pbr_json(cmd, basename, filename):
if not hasattr(cmd.distribution, 'pbr') or not cmd.distribution.pbr:
return
git_dir = git._run_git_functions()
if not git_dir:
return
values = dict()
git_version = git.get_git_short_sha(git_dir)
is_release = git.get_is_release(git_dir)
if git_version is not None:
values['git_version'] = git_version
values['is_release'] = is_release
cmd.write_file('pbr', filename, json.dumps(values))
def _get_version_from_git(pre_version=None):
"""Calculate a version string from git.
If the revision is tagged, return that. Otherwise calculate a semantic
version description of the tree.
The number of revisions since the last tag is included in the dev counter
in the version for untagged versions.
:param pre_version: If supplied use this as the target version rather than
inferring one from the last tag + commit messages.
"""
git_dir = git._run_git_functions()
if git_dir:
try:
tagged = git._run_git_command(['describe', '--exact-match'],
git_dir,
throw_on_error=True).replace(
'-', '.')
target_version = version.SemanticVersion.from_pip_string(tagged)
except Exception:
if pre_version:
# not released yet - use pre_version as the target
target_version = version.SemanticVersion.from_pip_string(
pre_version)
else:
# not released yet - just calculate from git history
target_version = None
result = _get_version_from_git_target(git_dir, target_version)
return result.release_string()
# If we don't know the version, return an empty string so at least
# the downstream users of the value always have the same type of
# object to work with.
try:
return unicode()
except NameError:
return ''
