def _clang_format(*args: str, **kwargs) -> bytes:
return log_run('clang-format',
'--style=file',
*args,
stdout=subprocess.PIPE,
check=True,
**kwargs).stdout
def _yapf(*args, **kwargs) -> subprocess.CompletedProcess:
return log_run('python',
'-m',
'yapf',
'--parallel',
*args,
capture_output=True,
**kwargs)
def check_gn_format(files: Iterable[Path]) -> Dict[Path, str]:
"""Checks formatting; returns {path: diff} for files with bad formatting."""
return _check_files(
files, lambda _, data: log_run('gn',
'format',
'--stdin',
input=data,
stdout=subprocess.PIPE,
check=True).stdout)
def _get_paths_from_command(*args, ctx: PresubmitContext, **kwargs):
"""Runs a command and reads Bazel or GN //-style paths from it."""
process = log_run(*args,
stdout=subprocess.PIPE,
stderr=subprocess.DEVNULL,
cwd=ctx.repository_root,
**kwargs)
files = set()
for line in process.stdout.splitlines():
path = line.strip().lstrip(b'/').replace(b':', b'/').decode()
path = ctx.repository_root.joinpath(path)
if path.is_file():
_LOG.debug('Found file %s', path)
files.add(path)
return files
def _get_paths_from_command(source_dir: Path, *args, **kwargs) -> Set[Path]:
"""Runs a command and reads Bazel or GN //-style paths from it."""
process = log_run(*args,
stdout=subprocess.PIPE,
stderr=subprocess.DEVNULL,
cwd=source_dir,
**kwargs)
files = set()
for line in process.stdout.splitlines():
path = line.strip().lstrip(b'/').replace(b':', b'/').decode()
path = source_dir.joinpath(path)
if path.is_file():
_LOG.debug('Found file %s', path)
files.add(path)
return files
def _get_paths_from_command(source_dir: Path, *args, **kwargs) -> Set[Path]:
"""Runs a command and reads Bazel or GN //-style paths from it."""
process = log_run(args, capture_output=True, cwd=source_dir, **kwargs)
if process.returncode:
_LOG.error('Build invocation failed with return code %d!',
process.returncode)
_LOG.error('[COMMAND] %s\n%s\n%s', *tools.format_command(args, kwargs),
process.stderr.decode())
raise PresubmitFailure
files = set()
for line in process.stdout.splitlines():
path = line.strip().lstrip(b'/').replace(b':', b'/').decode()
path = source_dir.joinpath(path)
if path.is_file():
files.add(path)
return files
def fix_go_format(files: Iterable[Path]) -> None:
"""Fixes formatting for the provided files in place."""
log_run('gofmt', '-w', *files, check=True)
def check_go_format(files: Iterable[Path]) -> Dict[Path, str]:
"""Checks formatting; returns {path: diff} for files with bad formatting."""
return _check_files(
files, lambda path, _: log_run(
'gofmt', path, stdout=subprocess.PIPE, check=True).stdout)
