Function format_code

src/blackd/__init__.py:218–243

(
    *,
    req_str: str,
    fast: bool,
    mode: black.FileMode,
    then: datetime,
    only_diff: bool,
    executor: Executor,
    executor_semaphore: asyncio.BoundedSemaphore,
)

async def format_code(
    *,
    req_str: str,
    fast: bool,
    mode: black.FileMode,
    then: datetime,
    only_diff: bool,
    executor: Executor,
    executor_semaphore: asyncio.BoundedSemaphore,
) -> str:
    async with executor_semaphore:
        loop = asyncio.get_event_loop()
        formatted_str = await loop.run_in_executor(
            executor, partial(black.format_file_contents, req_str, fast=fast, mode=mode)
        )

        if not only_diff:
            return formatted_str

        now = datetime.now(timezone.utc)
        src_name = f"In\t{then}"
        dst_name = f"Out\t{now}"
        return await loop.run_in_executor(
            executor,
            partial(black.diff, req_str, formatted_str, src_name, dst_name),
        )


def parse_mode(headers: MultiMapping[str]) -> black.Mode: