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#!/usr/bin/env python
""" to enable this hook:
replace the file prepare-commit-msg.sample
under (.git/hooks/) without the sample preffix.
Eg: We're in the branch: feature/ABC-123-fix-this-ASAP
when we push our commit it will be refactored as "[ABC-123] my commit"
"""
import subprocess, sys
 
commit_msg_filepath = sys.argv[1]
try:
  branch = subprocess.check_output(['git', 'symbolic-ref', '--short' ,'HEAD'])
  task = '[' + '-'.join(branch.split('/')[1].split('-')[:2]) + '] '
except:
  task = '';
 
with open(commit_msg_filepath, 'r+') as f:
  previous_commit = f.read()
  commit = (task + previous_commit).strip()
  f.seek(0)
  f.write(commit)