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1ac40cd445
check_output() in get_tagname_or_hash() returns bytes instead of str in python3. Decode the return value to utf-8, this works in both python2 and python3. Co-authored-by: Stimim Chen <stimim@google.com>
80 lines
2.7 KiB
Python
80 lines
2.7 KiB
Python
#!/usr/bin/env python
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from __future__ import print_function
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import os
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import sys
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import re
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from subprocess import Popen, PIPE, check_output
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def get_tagname_or_hash():
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"""return tagname if exists else hash"""
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# get hash
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hash_cmd = ['git', 'rev-parse', '--short', 'HEAD']
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hash_ = check_output(hash_cmd).decode('utf-8').strip()
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# get tagname
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tags_cmd = ['git', 'for-each-ref', '--points-at=HEAD', '--count=2', '--sort=-version:refname', '--format=%(refname:short)', 'refs/tags']
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tags = check_output(tags_cmd).decode('utf-8').split()
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if tags:
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return tags[0] + ('+' if len(tags) > 1 else '')
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elif hash_:
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return hash_
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return None
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# `git status --porcelain --branch` can collect all information
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# branch, remote_branch, untracked, staged, changed, conflicts, ahead, behind
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po = Popen(['git', 'status', '--porcelain', '--branch'], env=dict(os.environ, LANG="C"), stdout=PIPE, stderr=PIPE)
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stdout, sterr = po.communicate()
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if po.returncode != 0:
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sys.exit(0) # Not a git repository
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# collect git status information
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untracked, staged, changed, conflicts = [], [], [], []
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ahead, behind = 0, 0
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status = [(line[0], line[1], line[2:]) for line in stdout.decode('utf-8').splitlines()]
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for st in status:
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if st[0] == '#' and st[1] == '#':
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if re.search('Initial commit on', st[2]) or re.search('No commits yet on', st[2]):
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branch = st[2].split(' ')[-1]
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elif re.search('no branch', st[2]): # detached status
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branch = get_tagname_or_hash()
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elif len(st[2].strip().split('...')) == 1:
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branch = st[2].strip()
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else:
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# current and remote branch info
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branch, rest = st[2].strip().split('...')
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if len(rest.split(' ')) == 1:
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# remote_branch = rest.split(' ')[0]
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pass
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else:
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# ahead or behind
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divergence = ' '.join(rest.split(' ')[1:])
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divergence = divergence.lstrip('[').rstrip(']')
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for div in divergence.split(', '):
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if 'ahead' in div:
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ahead = int(div[len('ahead '):].strip())
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elif 'behind' in div:
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behind = int(div[len('behind '):].strip())
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elif st[0] == '?' and st[1] == '?':
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untracked.append(st)
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else:
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if st[1] == 'M':
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changed.append(st)
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if st[0] == 'U':
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conflicts.append(st)
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elif st[0] != ' ':
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staged.append(st)
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out = ' '.join([
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branch,
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str(ahead),
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str(behind),
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str(len(staged)),
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str(len(conflicts)),
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str(len(changed)),
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str(len(untracked)),
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])
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print(out, end='')
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