latex-packages/git_version.py
2021-10-08 09:17:56 +02:00

66 lines
2.4 KiB
Python

import git
from typing import Dict
import os
def get_latest_commit(repo):
if repo.head.is_detached:
return repo.head.commit
else:
return repo.head.ref.commit
def get_deploy_message():
repo = git.Repo()
old_msg = get_latest_commit(repo).message
return "{old_msg}\n" \
"\n" \
"Build branch {branch} ({hexsha}) from {repo_name}" \
.format(old_msg=old_msg,
branch=os.environ['TRAVIS_BRANCH'],
hexsha=get_latest_commit(repo).hexsha[0:7],
repo_name='kesslermaximilian/LatexPackages')
def get_history(commit: git.objects.commit.Commit, priority=0, depth=0) -> Dict:
commit_history = {commit.hexsha: {
'priority': priority,
'depth': depth
}}
try:
if len(commit.parents) > 0:
commit_history.update(get_history(commit.parents[0], priority, depth + 1))
for parent in commit.parents[1:]:
commit_history.update(get_history(parent, priority + 1, depth + 1))
except ValueError:
pass
return commit_history
def git_describe(commit: git.objects.commit.Commit):
commit_history = get_history(commit)
latest_tag = None
for tag in commit.repo.tags:
sha = tag.commit.hexsha
if sha in commit_history.keys():
if latest_tag is None:
latest_tag = tag
elif commit_history[sha]['priority'] < commit_history[latest_tag.commit.hexsha]['priority']:
latest_tag = tag
elif commit_history[sha]['priority'] > commit_history[latest_tag.commit.hexsha]['priority']:
pass # move on
elif commit_history[sha]['depth'] < commit_history[latest_tag.commit.hexsha]['depth']:
latest_tag = tag
elif commit_history[sha]['depth'] > commit_history[latest_tag.commit.hexsha]['depth']:
pass # move on
elif tag.object.tagged_date > latest_tag.object.tagged_date:
latest_tag = tag
if latest_tag is None:
return "No tags found - cannot describe anything."
else:
msg = latest_tag.name
if commit_history[latest_tag.commit.hexsha]['depth'] != 0:
msg += "-{depth}".format(depth=commit_history[latest_tag.commit.hexsha]['depth'])
if commit.repo.is_dirty(untracked_files=True):
msg += '-*'
return msg