def try_repo(args):
with tmpdir() as tempdir:
repo, ref = _repo_ref(tempdir, args.repo, args.ref)
store = Store(tempdir)
if args.hook:
hooks = [{'id': args.hook}]
else:
repo_path = store.clone(repo, ref)
manifest = load_manifest(os.path.join(repo_path, C.MANIFEST_FILE))
manifest = sorted(manifest, key=lambda hook: hook['id'])
hooks = [{'id': hook['id']} for hook in manifest]
items = (('repo', repo), ('rev', ref), ('hooks', hooks))
config = {'repos': [collections.OrderedDict(items)]}
config_s = ordered_dump(config, **C.YAML_DUMP_KWARGS)
config_filename = os.path.join(tempdir, C.CONFIG_FILE)
with open(config_filename, 'w') as cfg:
cfg.write(config_s)
output.write_line('=' * 79)
output.write_line('Using config:')
output.write_line('=' * 79)
output.write(config_s)
output.write_line('=' * 79)
return run(config_filename, store, args)
def try_repo(args):
ref = args.ref or git.head_rev(args.repo)
with tmpdir() as tempdir:
if args.hook:
hooks = [{'id': args.hook}]
else:
repo_path = Store(tempdir).clone(args.repo, ref)
manifest = load_manifest(os.path.join(repo_path, C.MANIFEST_FILE))
manifest = sorted(manifest, key=lambda hook: hook['id'])
hooks = [{'id': hook['id']} for hook in manifest]
items = (('repo', args.repo), ('rev', ref), ('hooks', hooks))
config = {'repos': [collections.OrderedDict(items)]}
config_s = ordered_dump(config, **C.YAML_DUMP_KWARGS)
config_filename = os.path.join(tempdir, C.CONFIG_FILE)
with open(config_filename, 'w') as cfg:
cfg.write(config_s)
output.write_line('=' * 79)
output.write_line('Using config:')
output.write_line('=' * 79)
output.write(config_s)
output.write_line('=' * 79)
runner = Runner('.', config_filename, store_dir=tempdir)
return run(runner, args)
def try_repo(args: argparse.Namespace) -> int:
with tmpdir() as tempdir:
repo, ref = _repo_ref(tempdir, args.repo, args.ref)
store = Store(tempdir)
if args.hook:
hooks = [{'id': args.hook}]
else:
repo_path = store.clone(repo, ref)
manifest = load_manifest(os.path.join(repo_path, C.MANIFEST_FILE))
manifest = sorted(manifest, key=lambda hook: hook['id'])
hooks = [{'id': hook['id']} for hook in manifest]
config = {'repos': [{'repo': repo, 'rev': ref, 'hooks': hooks}]}
config_s = yaml_dump(config)
config_filename = os.path.join(tempdir, C.CONFIG_FILE)
with open(config_filename, 'w') as cfg:
cfg.write(config_s)
output.write_line('=' * 79)
output.write_line('Using config:')
output.write_line('=' * 79)
output.write(config_s)
output.write_line('=' * 79)
return run(config_filename, store, args)
def try_repo(args):
ref = args.ref or git.head_sha(args.repo)
with tmpdir() as tempdir:
if args.hook:
hooks = [{'id': args.hook}]
else:
manifest = Manifest(Store(tempdir).clone(args.repo, ref))
hooks = [{'id': hook_id} for hook_id in sorted(manifest.hooks)]
items = (('repo', args.repo), ('sha', ref), ('hooks', hooks))
config = {'repos': [collections.OrderedDict(items)]}
config_s = ordered_dump(config, **C.YAML_DUMP_KWARGS)
config_filename = os.path.join(tempdir, C.CONFIG_FILE)
with open(config_filename, 'w') as cfg:
cfg.write(config_s)
output.write_line('=' * 79)
output.write_line('Using config:')
output.write_line('=' * 79)
output.write(config_s)
output.write_line('=' * 79)
runner = Runner('.', config_filename, store_dir=tempdir)
return run(runner, args)
def try_repo(args: argparse.Namespace) -> int:
with tmpdir() as tempdir:
repo, ref = _repo_ref(tempdir, args.repo, args.ref)
store = Store(tempdir)
if args.hook:
hooks = [{"id": args.hook}]
else:
repo_path = store.clone(repo, ref)
manifest = load_manifest(os.path.join(repo_path, C.MANIFEST_FILE))
manifest = sorted(manifest, key=lambda hook: hook["id"])
hooks = [{"id": hook["id"]} for hook in manifest]
config = {"repos": [{"repo": repo, "rev": ref, "hooks": hooks}]}
config_s = yaml_dump(config)
config_filename = os.path.join(tempdir, C.CONFIG_FILE)
with open(config_filename, "w") as cfg:
cfg.write(config_s)
output.write_line("=" * 79)
output.write_line("Using config:")
output.write_line("=" * 79)
output.write(config_s)
output.write_line("=" * 79)
return run(config_filename, store, args)
def _process_filename_by_line(pattern: Pattern[bytes], filename: str) -> int:
retv = 0
with open(filename, "rb") as f:
for line_no, line in enumerate(f, start=1):
if pattern.search(line):
retv = 1
output.write(f"{filename}:{line_no}:")
output.write_line_b(line.rstrip(b"\r\n"))
return retv
def _process_filename_by_line(pattern, filename):
retv = 0
with open(filename, 'rb') as f:
for line_no, line in enumerate(f, start=1):
if pattern.search(line):
retv = 1
output.write('{}:{}:'.format(filename, line_no))
output.write_line(line.rstrip(b'\r\n'))
return retv
def _process_filename_by_line(pattern, filename):
retv = 0
with open(filename, 'rb') as f:
for line_no, line in enumerate(f, start=1):
if pattern.search(line):
retv = 1
output.write('{}:{}:'.format(filename, line_no))
output.write_line(line.rstrip(b'\r\n'))
return retv
def _log_and_exit(msg, exc, formatted):
error_msg = b''.join((
five.to_bytes(msg), b': ',
five.to_bytes(type(exc).__name__), b': ',
_to_bytes(exc), b'\n',
))
output.write(error_msg)
output.write_line('Check the log at ~/.pre-commit/pre-commit.log')
store = Store()
store.require_created()
with open(os.path.join(store.directory, 'pre-commit.log'), 'wb') as log:
output.write(error_msg, stream=log)
output.write_line(formatted, stream=log)
raise PreCommitSystemExit(1)
def autoupdate(
config_file: str,
store: Store,
tags_only: bool,
freeze: bool,
repos: Sequence[str] = (),
) -> int:
"""Auto-update the pre-commit config to the latest versions of repos."""
migrate_config(config_file, quiet=True)
retv = 0
rev_infos: List[Optional[RevInfo]] = []
changed = False
config = load_config(config_file)
for repo_config in config['repos']:
if repo_config['repo'] in {LOCAL, META}:
continue
info = RevInfo.from_config(repo_config)
if repos and info.repo not in repos:
rev_infos.append(None)
continue
output.write(f'Updating {info.repo} ... ')
new_info = info.update(tags_only=tags_only, freeze=freeze)
try:
_check_hooks_still_exist_at_rev(repo_config, new_info, store)
except RepositoryCannotBeUpdatedError as error:
output.write_line(error.args[0])
rev_infos.append(None)
retv = 1
continue
if new_info.rev != info.rev:
changed = True
if new_info.frozen:
updated_to = f'{new_info.frozen} (frozen)'
else:
updated_to = new_info.rev
msg = f'updating {info.rev} -> {updated_to}.'
output.write_line(msg)
rev_infos.append(new_info)
else:
output.write_line('already up to date.')
rev_infos.append(None)
if changed:
_write_new_config(config_file, rev_infos)
return retv
def _log_and_exit(msg, exc, formatted):
error_msg = b''.join((
five.to_bytes(msg), b': ',
five.to_bytes(type(exc).__name__), b': ',
_to_bytes(exc), b'\n',
))
output.write(error_msg)
store = Store()
log_path = os.path.join(store.directory, 'pre-commit.log')
output.write_line('Check the log at {}'.format(log_path))
with open(log_path, 'wb') as log:
output.write(error_msg, stream=log)
output.write_line(formatted, stream=log)
raise SystemExit(1)
def _log_and_exit(msg, exc, formatted):
error_msg = b''.join((
five.to_bytes(msg), b': ',
five.to_bytes(type(exc).__name__), b': ',
_to_bytes(exc), b'\n',
))
output.write(error_msg)
output.write_line('Check the log at ~/.pre-commit/pre-commit.log')
store = Store()
store.require_created()
with io.open(os.path.join(store.directory, 'pre-commit.log'), 'wb') as log:
output.write(error_msg, stream=log)
output.write_line(formatted, stream=log)
raise PreCommitSystemExit(1)
def _process_filename_at_once(pattern: Pattern[bytes], filename: str) -> int:
retv = 0
with open(filename, "rb") as f:
contents = f.read()
match = pattern.search(contents)
if match:
retv = 1
line_no = contents[: match.start()].count(b"\n")
output.write(f"{filename}:{line_no + 1}:")
matched_lines = match[0].split(b"\n")
matched_lines[0] = contents.split(b"\n")[line_no]
output.write_line_b(b"\n".join(matched_lines))
return retv
def _process_filename_at_once(pattern, filename):
retv = 0
with open(filename, 'rb') as f:
contents = f.read()
match = pattern.search(contents)
if match:
retv = 1
line_no = contents[:match.start()].count(b'\n')
output.write('{}:{}:'.format(filename, line_no + 1))
matched_lines = match.group().split(b'\n')
matched_lines[0] = contents.split(b'\n')[line_no]
output.write_line(b'\n'.join(matched_lines))
return retv
def _process_filename_at_once(pattern, filename):
retv = 0
with open(filename, 'rb') as f:
contents = f.read()
match = pattern.search(contents)
if match:
retv = 1
line_no = contents[:match.start()].count(b'\n')
output.write('{}:{}:'.format(filename, line_no + 1))
matched_lines = match.group().split(b'\n')
matched_lines[0] = contents.split(b'\n')[line_no]
output.write_line(b'\n'.join(matched_lines))
return retv
def autoupdate(config_file, store, tags_only, repos=()):
"""Auto-update the pre-commit config to the latest versions of repos."""
migrate_config(config_file, quiet=True)
retv = 0
output_repos = []
changed = False
input_config = load_config(config_file)
for repo_config in input_config['repos']:
if (
repo_config['repo'] in {LOCAL, META} or
# Skip updating any repo_configs that aren't for the specified repo
repos and repo_config['repo'] not in repos
):
output_repos.append(repo_config)
continue
output.write('Updating {}...'.format(repo_config['repo']))
try:
new_repo_config = _update_repo(repo_config, store, tags_only)
except RepositoryCannotBeUpdatedError as error:
output.write_line(error.args[0])
output_repos.append(repo_config)
retv = 1
continue
if new_repo_config['rev'] != repo_config['rev']:
changed = True
output.write_line(
'updating {} -> {}.'.format(
repo_config['rev'], new_repo_config['rev'],
),
)
output_repos.append(new_repo_config)
else:
output.write_line('already up to date.')
output_repos.append(repo_config)
if changed:
output_config = input_config.copy()
output_config['repos'] = output_repos
_write_new_config_file(config_file, output_config)
return retv
def autoupdate(runner):
"""Auto-update the pre-commit config to the latest versions of repos."""
retv = 0
output_configs = []
changed = False
input_configs = load_config(
runner.config_file_path,
load_strategy=ordered_load,
)
for repo_config in input_configs:
if is_local_hooks(repo_config):
output_configs.append(repo_config)
continue
output.write('Updating {}...'.format(repo_config['repo']))
try:
new_repo_config = _update_repository(repo_config, runner)
except RepositoryCannotBeUpdatedError as error:
output.write_line(error.args[0])
output_configs.append(repo_config)
retv = 1
continue
if new_repo_config['sha'] != repo_config['sha']:
changed = True
output.write_line('updating {} -> {}.'.format(
repo_config['sha'], new_repo_config['sha'],
))
output_configs.append(new_repo_config)
else:
output.write_line('already up to date.')
output_configs.append(repo_config)
if changed:
with open(runner.config_file_path, 'w') as config_file:
config_file.write(
ordered_dump(
remove_defaults(output_configs, CONFIG_JSON_SCHEMA),
**C.YAML_DUMP_KWARGS
)
)
return retv
def autoupdate(config_file, store, tags_only, freeze, repos=()):
"""Auto-update the pre-commit config to the latest versions of repos."""
migrate_config(config_file, quiet=True)
retv = 0
rev_infos = []
changed = False
config = load_config(config_file)
for repo_config in config['repos']:
if repo_config['repo'] in {LOCAL, META}:
continue
info = RevInfo.from_config(repo_config)
if repos and info.repo not in repos:
rev_infos.append(None)
continue
output.write('Updating {} ... '.format(info.repo))
new_info = info.update(tags_only=tags_only, freeze=freeze)
try:
_check_hooks_still_exist_at_rev(repo_config, new_info, store)
except RepositoryCannotBeUpdatedError as error:
output.write_line(error.args[0])
rev_infos.append(None)
retv = 1
continue
if new_info.rev != info.rev:
changed = True
if new_info.frozen:
updated_to = '{} (frozen)'.format(new_info.frozen)
else:
updated_to = new_info.rev
msg = 'updating {} -> {}.'.format(info.rev, updated_to)
output.write_line(msg)
rev_infos.append(new_info)
else:
output.write_line('already up to date.')
rev_infos.append(None)
if changed:
_write_new_config(config_file, rev_infos)
return retv
def autoupdate(config_file, store, tags_only, repos=()):
"""Auto-update the pre-commit config to the latest versions of repos."""
migrate_config(config_file, quiet=True)
retv = 0
output_repos = []
changed = False
input_config = load_config(config_file)
for repo_config in input_config['repos']:
if (
repo_config['repo'] in {LOCAL, META} or
# Skip updating any repo_configs that aren't for the specified repo
repos and repo_config['repo'] not in repos
):
output_repos.append(repo_config)
continue
output.write('Updating {}...'.format(repo_config['repo']))
try:
new_repo_config = _update_repo(repo_config, store, tags_only)
except RepositoryCannotBeUpdatedError as error:
output.write_line(error.args[0])
output_repos.append(repo_config)
retv = 1
continue
if new_repo_config['rev'] != repo_config['rev']:
changed = True
output.write_line(
'updating {} -> {}.'.format(
repo_config['rev'], new_repo_config['rev'],
),
)
output_repos.append(new_repo_config)
else:
output.write_line('already up to date.')
output_repos.append(repo_config)
if changed:
output_config = input_config.copy()
output_config['repos'] = output_repos
_write_new_config_file(config_file, output_config)
return retv
def autoupdate(runner):
"""Auto-update the pre-commit config to the latest versions of repos."""
retv = 0
output_configs = []
changed = False
input_configs = load_config(
runner.config_file_path,
load_strategy=ordered_load,
)
for repo_config in input_configs:
if is_local_hooks(repo_config):
output_configs.append(repo_config)
continue
output.write('Updating {}...'.format(repo_config['repo']))
try:
new_repo_config = _update_repository(repo_config, runner)
except RepositoryCannotBeUpdatedError as error:
output.write_line(error.args[0])
output_configs.append(repo_config)
retv = 1
continue
if new_repo_config['sha'] != repo_config['sha']:
changed = True
output.write_line('updating {} -> {}.'.format(
repo_config['sha'],
new_repo_config['sha'],
))
output_configs.append(new_repo_config)
else:
output.write_line('already up to date.')
output_configs.append(repo_config)
if changed:
with open(runner.config_file_path, 'w') as config_file:
config_file.write(
ordered_dump(
remove_defaults(output_configs, CONFIG_JSON_SCHEMA),
**C.YAML_DUMP_KWARGS))
return retv
def autoupdate(runner, tags_only, repo=None):
"""Auto-update the pre-commit config to the latest versions of repos."""
migrate_config(runner, quiet=True)
retv = 0
output_repos = []
changed = False
input_config = load_config(runner.config_file_path)
for repo_config in input_config['repos']:
if (is_local_repo(repo_config) or is_meta_repo(repo_config) or
# Skip updating any repo_configs that aren't for the specified repo
repo and repo != repo_config['repo']):
output_repos.append(repo_config)
continue
output.write('Updating {}...'.format(repo_config['repo']))
try:
new_repo_config = _update_repo(repo_config, runner, tags_only)
except RepositoryCannotBeUpdatedError as error:
output.write_line(error.args[0])
output_repos.append(repo_config)
retv = 1
continue
if new_repo_config['sha'] != repo_config['sha']:
changed = True
output.write_line('updating {} -> {}.'.format(
repo_config['sha'],
new_repo_config['sha'],
))
output_repos.append(new_repo_config)
else:
output.write_line('already up to date.')
output_repos.append(repo_config)
if changed:
output_config = input_config.copy()
output_config['repos'] = output_repos
_write_new_config_file(runner.config_file_path, output_config)
return retv
def autoupdate(runner, tags_only):
"""Auto-update the pre-commit config to the latest versions of repos."""
retv = 0
output_configs = []
changed = False
input_configs = load_config(
runner.config_file_path,
load_strategy=ordered_load,
)
for repo_config in input_configs:
if is_local_repo(repo_config):
output_configs.append(repo_config)
continue
output.write('Updating {}...'.format(repo_config['repo']))
try:
new_repo_config = _update_repo(repo_config, runner, tags_only)
except RepositoryCannotBeUpdatedError as error:
output.write_line(error.args[0])
output_configs.append(repo_config)
retv = 1
continue
if new_repo_config['sha'] != repo_config['sha']:
changed = True
output.write_line('updating {} -> {}.'.format(
repo_config['sha'],
new_repo_config['sha'],
))
output_configs.append(new_repo_config)
else:
output.write_line('already up to date.')
output_configs.append(repo_config)
if changed:
_write_new_config_file(runner.config_file_path, output_configs)
return retv
def autoupdate(runner, tags_only):
"""Auto-update the pre-commit config to the latest versions of repos."""
migrate_config(runner, quiet=True)
retv = 0
output_repos = []
changed = False
input_config = load_config(runner.config_file_path)
for repo_config in input_config['repos']:
if is_local_repo(repo_config):
output_repos.append(repo_config)
continue
output.write('Updating {}...'.format(repo_config['repo']))
try:
new_repo_config = _update_repo(repo_config, runner, tags_only)
except RepositoryCannotBeUpdatedError as error:
output.write_line(error.args[0])
output_repos.append(repo_config)
retv = 1
continue
if new_repo_config['sha'] != repo_config['sha']:
changed = True
output.write_line('updating {} -> {}.'.format(
repo_config['sha'], new_repo_config['sha'],
))
output_repos.append(new_repo_config)
else:
output.write_line('already up to date.')
output_repos.append(repo_config)
if changed:
output_config = input_config.copy()
output_config['repos'] = output_repos
_write_new_config_file(runner.config_file_path, output_config)
return retv
def test_output_write_writes():
fake_stream = mock.Mock()
output.write('hello world', fake_stream)
assert fake_stream.write.call_count == 1
def test_output_write_writes():
fake_stream = mock.Mock()
output.write('hello world', fake_stream)
assert fake_stream.write.call_count == 1
def _run_single_hook(hook, repo, args, skips, cols):
filenames = get_filenames(args, hook['files'], hook['exclude'])
filenames = filter_filenames_by_types(
filenames,
hook['types'],
hook['exclude_types'],
)
if hook['id'] in skips:
output.write(
get_hook_message(
_hook_msg_start(hook, args.verbose),
end_msg=SKIPPED,
end_color=color.YELLOW,
use_color=args.color,
cols=cols,
))
return 0
elif not filenames and not hook['always_run']:
output.write(
get_hook_message(
_hook_msg_start(hook, args.verbose),
postfix=NO_FILES,
end_msg=SKIPPED,
end_color=color.TURQUOISE,
use_color=args.color,
cols=cols,
))
return 0
# Print the hook and the dots first in case the hook takes hella long to
# run.
output.write(
get_hook_message(
_hook_msg_start(hook, args.verbose),
end_len=6,
cols=cols,
))
sys.stdout.flush()
diff_before = cmd_output(
'git',
'diff',
'--no-ext-diff',
retcode=None,
encoding=None,
)
retcode, stdout, stderr = repo.run_hook(
hook,
tuple(filenames) if hook['pass_filenames'] else (),
)
diff_after = cmd_output(
'git',
'diff',
'--no-ext-diff',
retcode=None,
encoding=None,
)
file_modifications = diff_before != diff_after
# If the hook makes changes, fail the commit
if file_modifications:
retcode = 1
if retcode:
retcode = 1
print_color = color.RED
pass_fail = 'Failed'
else:
retcode = 0
print_color = color.GREEN
pass_fail = 'Passed'
output.write_line(color.format_color(pass_fail, print_color, args.color))
if (stdout or stderr or file_modifications) and (retcode or args.verbose):
output.write_line('hookid: {}\n'.format(hook['id']))
# Print a message if failing due to file modifications
if file_modifications:
output.write('Files were modified by this hook.')
if stdout or stderr:
output.write_line(' Additional output:')
output.write_line()
for out in (stdout, stderr):
assert type(out) is bytes, type(out)
if out.strip():
output.write_line(out.strip(), logfile_name=hook['log_file'])
output.write_line()
return retcode
def _run_single_hook(
classifier: Classifier,
hook: Hook,
skips: Set[str],
cols: int,
diff_before: bytes,
verbose: bool,
use_color: bool,
) -> Tuple[bool, bytes]:
filenames = classifier.filenames_for_hook(hook)
if hook.id in skips or hook.alias in skips:
output.write(
_full_msg(
start=hook.name,
end_msg=SKIPPED,
end_color=color.YELLOW,
use_color=use_color,
cols=cols,
), )
duration = None
retcode = 0
diff_after = diff_before
files_modified = False
out = b''
elif not filenames and not hook.always_run:
output.write(
_full_msg(
start=hook.name,
postfix=NO_FILES,
end_msg=SKIPPED,
end_color=color.TURQUOISE,
use_color=use_color,
cols=cols,
), )
duration = None
retcode = 0
diff_after = diff_before
files_modified = False
out = b''
else:
# print hook and dots first in case the hook takes a while to run
output.write(_start_msg(start=hook.name, end_len=6, cols=cols))
if not hook.pass_filenames:
filenames = ()
time_before = time.time()
language = languages[hook.language]
retcode, out = language.run_hook(hook, filenames, use_color)
duration = round(time.time() - time_before, 2) or 0
diff_after = _get_diff()
# if the hook makes changes, fail the commit
files_modified = diff_before != diff_after
if retcode or files_modified:
print_color = color.RED
status = 'Failed'
else:
print_color = color.GREEN
status = 'Passed'
output.write_line(color.format_color(status, print_color, use_color))
if verbose or hook.verbose or retcode or files_modified:
_subtle_line(f'- hook id: {hook.id}', use_color)
if (verbose or hook.verbose) and duration is not None:
_subtle_line(f'- duration: {duration}s', use_color)
if retcode:
_subtle_line(f'- exit code: {retcode}', use_color)
# Print a message if failing due to file modifications
if files_modified:
_subtle_line('- files were modified by this hook', use_color)
if out.strip():
output.write_line()
output.write_line_b(out.strip(), logfile_name=hook.log_file)
output.write_line()
return files_modified or bool(retcode), diff_after
def _run_single_hook(filenames, hook, repo, args, skips, cols):
include, exclude = hook['files'], hook['exclude']
filenames = _filter_by_include_exclude(filenames, include, exclude)
types, exclude_types = hook['types'], hook['exclude_types']
filenames = _filter_by_types(filenames, types, exclude_types)
if hook['language'] == 'pcre':
logger.warning(
'`{}` (from {}) uses the deprecated pcre language.\n'
'The pcre language is scheduled for removal in pre-commit 2.x.\n'
'The pygrep language is a more portable (and usually drop-in) '
'replacement.'.format(hook['id'], repo.repo_config['repo']), )
if hook['id'] in skips:
output.write(
get_hook_message(
_hook_msg_start(hook, args.verbose),
end_msg=SKIPPED,
end_color=color.YELLOW,
use_color=args.color,
cols=cols,
))
return 0
elif not filenames and not hook['always_run']:
output.write(
get_hook_message(
_hook_msg_start(hook, args.verbose),
postfix=NO_FILES,
end_msg=SKIPPED,
end_color=color.TURQUOISE,
use_color=args.color,
cols=cols,
))
return 0
# Print the hook and the dots first in case the hook takes hella long to
# run.
output.write(
get_hook_message(
_hook_msg_start(hook, args.verbose),
end_len=6,
cols=cols,
))
sys.stdout.flush()
diff_before = cmd_output(
'git',
'diff',
'--no-ext-diff',
retcode=None,
encoding=None,
)
retcode, stdout, stderr = repo.run_hook(
hook,
tuple(filenames) if hook['pass_filenames'] else (),
)
diff_after = cmd_output(
'git',
'diff',
'--no-ext-diff',
retcode=None,
encoding=None,
)
file_modifications = diff_before != diff_after
# If the hook makes changes, fail the commit
if file_modifications:
retcode = 1
if retcode:
retcode = 1
print_color = color.RED
pass_fail = 'Failed'
else:
retcode = 0
print_color = color.GREEN
pass_fail = 'Passed'
output.write_line(color.format_color(pass_fail, print_color, args.color))
if ((stdout or stderr or file_modifications)
and (retcode or args.verbose or hook['verbose'])):
output.write_line('hookid: {}\n'.format(hook['id']))
# Print a message if failing due to file modifications
if file_modifications:
output.write('Files were modified by this hook.')
if stdout or stderr:
output.write_line(' Additional output:')
output.write_line()
for out in (stdout, stderr):
assert type(out) is bytes, type(out)
if out.strip():
output.write_line(out.strip(), logfile_name=hook['log_file'])
output.write_line()
return retcode
# skip blank lines
elif line.strip() in ["", "#"]:
continue
else:
h_lines.append(line)
if len(h_lines) == 3:
break
return h_lines
if __name__ == "__main__":
retv = 0
for filename in sys.argv[1:]:
filepath = Path(filename)
if not filepath.is_file():
continue
header_lines = get_header_lines(filepath)
if len(header_lines) < 3:
retv |= 1
output.write_line(f"{filename}: (not enough lines)")
else:
header = "".join(header_lines)
if header != EXPECTED_HEADER:
retv |= 1
output.write(f"{filename}:\n {' '.join(header_lines)}")
else:
retv |= 0
sys.exit(retv)
def _run_single_hook(classifier, hook, args, skips, cols, use_color):
filenames = classifier.filenames_for_hook(hook)
if hook.language == 'pcre':
logger.warning(
'`{}` (from {}) uses the deprecated pcre language.\n'
'The pcre language is scheduled for removal in pre-commit 2.x.\n'
'The pygrep language is a more portable (and usually drop-in) '
'replacement.'.format(hook.id, hook.src), )
if hook.id in skips or hook.alias in skips:
output.write(
get_hook_message(
_hook_msg_start(hook, args.verbose),
end_msg=SKIPPED,
end_color=color.YELLOW,
use_color=args.color,
cols=cols,
), )
return 0
elif not filenames and not hook.always_run:
output.write(
get_hook_message(
_hook_msg_start(hook, args.verbose),
postfix=NO_FILES,
end_msg=SKIPPED,
end_color=color.TURQUOISE,
use_color=args.color,
cols=cols,
), )
return 0
# Print the hook and the dots first in case the hook takes hella long to
# run.
output.write(
get_hook_message(
_hook_msg_start(hook, args.verbose),
end_len=6,
cols=cols,
), )
sys.stdout.flush()
diff_before = cmd_output_b('git', 'diff', '--no-ext-diff', retcode=None)
filenames = tuple(filenames) if hook.pass_filenames else ()
retcode, out = hook.run(filenames, use_color)
diff_after = cmd_output_b('git', 'diff', '--no-ext-diff', retcode=None)
file_modifications = diff_before != diff_after
# If the hook makes changes, fail the commit
if file_modifications:
retcode = 1
if retcode:
retcode = 1
print_color = color.RED
pass_fail = 'Failed'
else:
retcode = 0
print_color = color.GREEN
pass_fail = 'Passed'
output.write_line(color.format_color(pass_fail, print_color, args.color))
if ((out or file_modifications)
and (retcode or args.verbose or hook.verbose)):
output.write_line('hookid: {}\n'.format(hook.id))
# Print a message if failing due to file modifications
if file_modifications:
output.write('Files were modified by this hook.')
if out:
output.write_line(' Additional output:')
output.write_line()
if out.strip():
output.write_line(out.strip(), logfile_name=hook.log_file)
output.write_line()
return retcode
def _run_single_hook(classifier, hook, args, skips, cols):
filenames = classifier.filenames_for_hook(hook)
if hook.language == 'pcre':
logger.warning(
'`{}` (from {}) uses the deprecated pcre language.\n'
'The pcre language is scheduled for removal in pre-commit 2.x.\n'
'The pygrep language is a more portable (and usually drop-in) '
'replacement.'.format(hook.id, hook.src),
)
if hook.id in skips or hook.alias in skips:
output.write(
get_hook_message(
_hook_msg_start(hook, args.verbose),
end_msg=SKIPPED,
end_color=color.YELLOW,
use_color=args.color,
cols=cols,
),
)
return 0
elif not filenames and not hook.always_run:
output.write(
get_hook_message(
_hook_msg_start(hook, args.verbose),
postfix=NO_FILES,
end_msg=SKIPPED,
end_color=color.TURQUOISE,
use_color=args.color,
cols=cols,
),
)
return 0
# Print the hook and the dots first in case the hook takes hella long to
# run.
output.write(
get_hook_message(
_hook_msg_start(hook, args.verbose), end_len=6, cols=cols,
),
)
sys.stdout.flush()
diff_before = cmd_output(
'git', 'diff', '--no-ext-diff', retcode=None, encoding=None,
)
retcode, stdout, stderr = hook.run(
tuple(filenames) if hook.pass_filenames else (),
)
diff_after = cmd_output(
'git', 'diff', '--no-ext-diff', retcode=None, encoding=None,
)
file_modifications = diff_before != diff_after
# If the hook makes changes, fail the commit
if file_modifications:
retcode = 1
if retcode:
retcode = 1
print_color = color.RED
pass_fail = 'Failed'
else:
retcode = 0
print_color = color.GREEN
pass_fail = 'Passed'
output.write_line(color.format_color(pass_fail, print_color, args.color))
if (
(stdout or stderr or file_modifications) and
(retcode or args.verbose or hook.verbose)
):
output.write_line('hookid: {}\n'.format(hook.id))
# Print a message if failing due to file modifications
if file_modifications:
output.write('Files were modified by this hook.')
if stdout or stderr:
output.write_line(' Additional output:')
output.write_line()
for out in (stdout, stderr):
assert type(out) is bytes, type(out)
if out.strip():
output.write_line(out.strip(), logfile_name=hook.log_file)
output.write_line()
return retcode
def _run_single_hook(classifier, hook, skips, cols, verbose, use_color):
filenames = classifier.filenames_for_hook(hook)
if hook.id in skips or hook.alias in skips:
output.write(
get_hook_message(
hook.name,
end_msg=SKIPPED,
end_color=color.YELLOW,
use_color=use_color,
cols=cols,
), )
duration = None
retcode = 0
files_modified = False
out = b''
elif not filenames and not hook.always_run:
output.write(
get_hook_message(
hook.name,
postfix=NO_FILES,
end_msg=SKIPPED,
end_color=color.TURQUOISE,
use_color=use_color,
cols=cols,
), )
duration = None
retcode = 0
files_modified = False
out = b''
else:
# print hook and dots first in case the hook takes a while to run
output.write(get_hook_message(hook.name, end_len=6, cols=cols))
diff_cmd = ('git', 'diff', '--no-ext-diff')
diff_before = cmd_output_b(*diff_cmd, retcode=None)
filenames = tuple(filenames) if hook.pass_filenames else ()
time_before = time.time()
retcode, out = hook.run(filenames, use_color)
duration = round(time.time() - time_before, 2) or 0
diff_after = cmd_output_b(*diff_cmd, retcode=None)
# if the hook makes changes, fail the commit
files_modified = diff_before != diff_after
if retcode or files_modified:
print_color = color.RED
status = 'Failed'
else:
print_color = color.GREEN
status = 'Passed'
output.write_line(color.format_color(status, print_color, use_color))
if verbose or hook.verbose or retcode or files_modified:
_subtle_line('- hook id: {}'.format(hook.id), use_color)
if (verbose or hook.verbose) and duration is not None:
_subtle_line('- duration: {}s'.format(duration), use_color)
if retcode:
_subtle_line('- exit code: {}'.format(retcode), use_color)
# Print a message if failing due to file modifications
if files_modified:
_subtle_line('- files were modified by this hook', use_color)
if out.strip():
output.write_line()
output.write_line(out.strip(), logfile_name=hook.log_file)
output.write_line()
return files_modified or bool(retcode)
def test_output_write_writes():
stream = io.BytesIO()
output.write('hello world', stream)
assert stream.getvalue() == b'hello world'
def _run_single_hook(hook, repo, args, skips, cols):
filenames = get_filenames(args, hook.get('files', '^$'), hook['exclude'])
if hook['id'] in skips:
output.write(get_hook_message(
_hook_msg_start(hook, args.verbose),
end_msg=SKIPPED,
end_color=color.YELLOW,
use_color=args.color,
cols=cols,
))
return 0
elif not filenames and not hook['always_run']:
output.write(get_hook_message(
_hook_msg_start(hook, args.verbose),
postfix=NO_FILES,
end_msg=SKIPPED,
end_color=color.TURQUOISE,
use_color=args.color,
cols=cols,
))
return 0
# Print the hook and the dots first in case the hook takes hella long to
# run.
output.write(get_hook_message(
_hook_msg_start(hook, args.verbose), end_len=6, cols=cols,
))
sys.stdout.flush()
diff_before = cmd_output(
'git', 'diff', '--no-ext-diff', retcode=None, encoding=None,
)
retcode, stdout, stderr = repo.run_hook(
hook,
tuple(filenames) if hook['pass_filenames'] else (),
)
diff_after = cmd_output(
'git', 'diff', '--no-ext-diff', retcode=None, encoding=None,
)
file_modifications = diff_before != diff_after
# If the hook makes changes, fail the commit
if file_modifications:
retcode = 1
if retcode:
retcode = 1
print_color = color.RED
pass_fail = 'Failed'
else:
retcode = 0
print_color = color.GREEN
pass_fail = 'Passed'
output.write_line(color.format_color(pass_fail, print_color, args.color))
if (stdout or stderr or file_modifications) and (retcode or args.verbose):
output.write_line('hookid: {}\n'.format(hook['id']))
# Print a message if failing due to file modifications
if file_modifications:
output.write('Files were modified by this hook.')
if stdout or stderr:
output.write_line(' Additional output:')
output.write_line()
for out in (stdout, stderr):
assert type(out) is bytes, type(out)
if out.strip():
output.write_line(out.strip(), logfile_name=hook['log_file'])
output.write_line()
return retcode
