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Expose prepare-commit-msg arguments as environment vars

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This commit is contained in:
Matt Whitaker
2022-05-27 17:03:21 +01:00
committed by Anthony Sottile
parent 44cb80f74a
commit 702ebf402c
6 changed files with 87 additions and 2 deletions
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18
pre_commit/commands/hook_impl.py
View File

@@ -76,6 +76,8 @@ def _ns(
remote_name: str | None = None,
remote_url: str | None = None,
commit_msg_filename: str | None = None,
prepare_commit_message_source: str | None = None,
commit_object_name: str | None = None,
checkout_type: str | None = None,
is_squash_merge: str | None = None,
rewrite_command: str | None = None,
@@ -90,6 +92,8 @@ def _ns(
remote_name=remote_name,
remote_url=remote_url,
commit_msg_filename=commit_msg_filename,
prepare_commit_message_source=prepare_commit_message_source,
commit_object_name=commit_object_name,
all_files=all_files,
checkout_type=checkout_type,
is_squash_merge=is_squash_merge,
@@ -202,8 +206,20 @@ def _run_ns(
_check_args_length(hook_type, args)
if hook_type == 'pre-push':
return _pre_push_ns(color, args, stdin)
elif hook_type in {'commit-msg', 'prepare-commit-msg'}:
elif hook_type in 'commit-msg':
return _ns(hook_type, color, commit_msg_filename=args[0])
elif hook_type == 'prepare-commit-msg' and len(args) == 1:
return _ns(hook_type, color, commit_msg_filename=args[0])
elif hook_type == 'prepare-commit-msg' and len(args) == 2:
return _ns(
hook_type, color, commit_msg_filename=args[0],
prepare_commit_message_source=args[1],
)
elif hook_type == 'prepare-commit-msg' and len(args) == 3:
return _ns(
hook_type, color, commit_msg_filename=args[0],
prepare_commit_message_source=args[1], commit_object_name=args[2],
)
elif hook_type in {'post-commit', 'pre-merge-commit', 'pre-commit'}:
return _ns(hook_type, color)
elif hook_type == 'post-checkout':

10
pre_commit/commands/run.py
View File

@@ -361,6 +361,16 @@ def run(
):
return 0
# Expose prepare_commit_message_source / commit_object_name
# as environment variables for the hooks
if args.prepare_commit_message_source:
environ['PRE_COMMIT_COMMIT_MSG_SOURCE'] = (
args.prepare_commit_message_source
)
if args.commit_object_name:
environ['PRE_COMMIT_COMMIT_OBJECT_NAME'] = args.commit_object_name
# Expose from-ref / to-ref as environment variables for hooks to consume
if args.from_ref and args.to_ref:
# legacy names

14
pre_commit/main.py
View File

@@ -107,6 +107,20 @@ def _add_run_options(parser: argparse.ArgumentParser) -> None:
'--commit-msg-filename',
help='Filename to check when running during `commit-msg`',
)
parser.add_argument(
'--prepare-commit-message-source',
help=(
'Source of the commit message '
'(typically the second argument to .git/hooks/prepare-commit-msg)'
),
)
parser.add_argument(
'--commit-object-name',
help=(
'Commit object name '
'(typically the third argument to .git/hooks/prepare-commit-msg)'
),
)
parser.add_argument(
'--remote-name', help='Remote name used by `git push`.',
)