add zsh

1 files changed, 103 insertions, 0 deletions

diff --git a/oh-my-zsh/plugins/git-prompt/gitstatus.py b/oh-my-zsh/plugins/git-prompt/gitstatus.py
new file mode 100644
index 0000000..94774d8
--- /dev/null
+++ b/oh-my-zsh/plugins/git-prompt/gitstatus.py
@@ -0,0 +1,103 @@
+#!/usr/bin/env python3
+from __future__ import print_function
+
+import os
+import sys
+import re
+from subprocess import Popen, PIPE, check_output
+
+
+def get_tagname_or_hash():
+    """return tagname if exists else hash"""
+    # get hash
+    hash_cmd = ['git', 'rev-parse', '--short', 'HEAD']
+    hash_ = check_output(hash_cmd).decode('utf-8').strip()
+
+    # get tagname
+    tags_cmd = ['git', 'for-each-ref', '--points-at=HEAD', '--count=2', '--sort=-version:refname', '--format=%(refname:short)', 'refs/tags']
+    tags = check_output(tags_cmd).decode('utf-8').split()
+
+    if tags:
+        return tags[0] + ('+' if len(tags) > 1 else '')
+    elif hash_:
+        return hash_
+    return None
+
+# Re-use method from https://github.com/magicmonty/bash-git-prompt to get stashs count
+def get_stash():
+    cmd = Popen(['git', 'rev-parse', '--git-dir'], stdout=PIPE, stderr=PIPE)
+    so, se = cmd.communicate()
+    stash_file = '%s%s' % (so.decode('utf-8').rstrip(), '/logs/refs/stash')
+
+    try:
+        with open(stash_file) as f:
+            return sum(1 for _ in f)
+    except IOError:
+        return 0
+
+
+# `git status --porcelain --branch` can collect all information
+# branch, remote_branch, untracked, staged, changed, conflicts, ahead, behind
+po = Popen(['git', 'status', '--porcelain', '--branch'], env=dict(os.environ, LANG="C"), stdout=PIPE, stderr=PIPE)
+stdout, sterr = po.communicate()
+if po.returncode != 0:
+    sys.exit(0)  # Not a git repository
+
+# collect git status information
+untracked, staged, changed, deleted, conflicts = [], [], [], [], []
+ahead, behind = 0, 0
+status = [(line[0], line[1], line[2:]) for line in stdout.decode('utf-8').splitlines()]
+for st in status:
+    if st[0] == '#' and st[1] == '#':
+        if re.search('Initial commit on', st[2]) or re.search('No commits yet on', st[2]):
+            branch = st[2].split(' ')[-1]
+        elif re.search('no branch', st[2]):  # detached status
+            branch = get_tagname_or_hash()
+        elif len(st[2].strip().split('...')) == 1:
+            branch = st[2].strip()
+        else:
+            # current and remote branch info
+            branch, rest = st[2].strip().split('...')
+            if len(rest.split(' ')) == 1:
+                # remote_branch = rest.split(' ')[0]
+                pass
+            else:
+                # ahead or behind
+                divergence = ' '.join(rest.split(' ')[1:])
+                divergence = divergence.lstrip('[').rstrip(']')
+                for div in divergence.split(', '):
+                    if 'ahead' in div:
+                        ahead = int(div[len('ahead '):].strip())
+                    elif 'behind' in div:
+                        behind = int(div[len('behind '):].strip())
+    elif st[0] == '?' and st[1] == '?':
+        untracked.append(st)
+    else:
+        if st[1] == 'M':
+            changed.append(st)
+        if st[1] == 'D':
+            deleted.append(st)
+        if st[0] == 'U':
+            conflicts.append(st)
+        elif st[0] != ' ':
+            staged.append(st)
+
+stashed = get_stash()
+if not changed and not deleted and not staged and not conflicts and not untracked:
+    clean = 1
+else:
+    clean = 0
+
+out = ' '.join([
+    branch,
+    str(ahead),
+    str(behind),
+    str(len(staged)),
+    str(len(conflicts)),
+    str(len(changed)),
+    str(len(untracked)),
+    str(stashed),
+    str(clean),
+    str(len(deleted))
+])
+print(out, end='')