Customize commit message

README.md

@@ -21,6 +21,15 @@ python3 -m pip install .
 python3 -m gitflow_pyproject_version_bumper install
 ```
 
+Install options:
+```
+  --force               overwrite hook if it exists
+  --commit-message-template COMMIT_MESSAGE_TEMPLATE
+                        commit message when updating the version. 
+                        Default: Version bumped to {version}
+```
+`{version}` - placeholder for the new version.
+
 # Usage
 Just start a release, as you usually do:
 `git flow release start 1.2.3`

gitflow_pyproject_version_bumper/__main__.py

@@ -6,7 +6,7 @@
 import git
 
 
-def install(force: bool) -> None:
+def install(force: bool, commit_message_template: str) -> None:
     """
     Install git post-checkout hook.
 
@@ -23,6 +23,17 @@ def install(force: bool) -> None:
         )
         exit(-1)
 
+    version_bumper_section_name = "versionbumper"
+    with repo.config_writer() as git_config:
+        if not git_config.has_section(version_bumper_section_name):
+            git_config.add_section(version_bumper_section_name)
+
+        git_config.set(
+            section=version_bumper_section_name,
+            option="commitmessagetemplate",
+            value=commit_message_template,
+        )
+
     shutil.copyfile(src, dst)
     dst.chmod(dst.stat().st_mode | stat.S_IEXEC)
 
@@ -55,14 +66,22 @@ def main() -> None:
         default=False,
         help="overwrite hook if it exists",
     )
+    install_cmd_parser.add_argument(
+        "--commit-message-template",
+        dest="commit_message_template",
+        action="store",
+        default="Version bumped to {version}",
+        help="commit message when updating the version. "
+        "Default: Version bumped to {version}",
+    )
     args, _ = parser.parse_known_args()
 
     if args.subcommand is None:
         parser.print_help()
         return
 
     if args.subcommand == "install":
-        install(args.force_install)
+        install(args.force_install, args.commit_message_template)
 
 
 if __name__ == "__main__":

gitflow_pyproject_version_bumper/post_checkout.py

@@ -7,7 +7,7 @@
 
 BRANCH_CHECKOUT_TYPE = "1"
 
-_, _, _, checkout_type = sys.argv
+checkout_type = sys.argv[-1]
 if checkout_type != BRANCH_CHECKOUT_TYPE:
     exit()
 
@@ -29,6 +29,11 @@
         option="hotfix",
         fallback="hotfix/",
     )
+    commit_message_template = git_config.get(
+        section="versionbumper",
+        option="commitmessagetemplate",
+        fallback="Version bumped to {version}",
+    )
 
 if head.name.startswith(gitflow_release_prefix):
     new_version = repo.active_branch.name[len(gitflow_release_prefix) :]
@@ -48,5 +53,4 @@
     tomlkit.dump(pyproject, f)
 
 repo.index.add(str(pyproject_toml_path))
-commit_message = f"Version bumped to {new_version}"
-repo.index.commit(commit_message)
+repo.index.commit(commit_message_template.format(version=new_version))