Feat(set-commit-date): Allow to choose between author and committer date

Default is committer date.

diff --git a/set-commit-date.py b/set-commit-date.py
index a88c5dea43849ddba38a0272f6ce74a24ac9a995..74972e4653225207864e67fe3c603a7448e2471e 100755 (executable)
--- a/set-commit-date.py
+++ b/set-commit-date.py
@@ -5,18 +5,36 @@
 
 # Adapted from https://git.wiki.kernel.org/index.php/ExampleScripts#Setting_the_timestamps_of_the_files_to_the_commit_timestamp_of_the_commit_which_last_touched_them  # noqa
 
+import argparse
 import os
+import sys
 import subprocess
 
 git_root = subprocess.check_output(['git', 'rev-parse', '--show-toplevel'],
                                    universal_newlines=True).rstrip('\n')
 os.chdir(git_root)
 
+parser = argparse.ArgumentParser(description='Set commit date')
+parser.add_argument('-a', '--author', '--author-date',
+                    action='store_true')
+parser.add_argument('-c', '--committer', '--committer-date',
+                    action='store_true')
+args = parser.parse_args()
+
+if args.author and args.committer:
+    parser.print_help()
+    sys.exit("Use only one of `-a' or `-c' but not both")
+
+if args.author:
+    date_format = 'a'
+else:
+    date_format = 'c'  # This is the default
+
 separator = '----- GIT LOG SEPARATOR -----'
 
 git_log = subprocess.Popen(['git', 'log', '-m', '--first-parent',
                             '--name-status', '--no-color',
-                            '--format=%s%%n%%ct' % separator],
+                            '--format=%s%%n%%%st' % (separator, date_format)],
                            stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
                            universal_newlines=True)
 changed_files = set()