prepare the commit log message using the JIRA Ticket code

prepare-commit-msg.py

#!/usr/bin/env python3
#
# prepare the commit log message using the JIRA Ticket code.
# 
# Given that the your branch is called something like bugfix/PROJETO-21012 
# Then your commit message will look like
#
# [PROJETO-21012] Fixes the bug
#

import subprocess
import re
import sys


b_name = subprocess.Popen("git rev-parse --abbrev-ref HEAD", shell=True, stdout=subprocess.PIPE).stdout.read().decode("utf-8") 
print('b_name=', b_name)

ticket_res = re.match("[^/]+/([A-Z]+-[0-9]+).*$", b_name)
print('ticket_res=', ticket_res)

ticket_name = ''
if ticket_res:
  ticket_name = ticket_res.groups()[0]

if not ticket_name:
  print('Ticket name not found')
  exit(0)


ticket_id = '[%s]' % ticket_name 
print('ticket_id', ticket_id)

with open(sys.argv[1], 'r') as f:
  prev_contents = f.read()


has_ticket_id = prev_contents.strip().startswith(ticket_id)
print(has_ticket_id )

# print('ticket_name=', ticket_name)

if not has_ticket_id:
  with open(sys.argv[1], 'w') as f:
    f.write('{} '.format(ticket_id))
    f.write(prev_contents + '\n')