X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/ffaaf4838228c922b586a87f717ed402031fcc0a..37542e64855ce21bd580f973ae5ce1ed86812a7a:/src/black/__init__.py diff --git a/src/black/__init__.py b/src/black/__init__.py index 2786861..9f44722 100644 --- a/src/black/__init__.py +++ b/src/black/__init__.py @@ -478,16 +478,20 @@ def main( # noqa: C901 ) normalized = [ - (source, source) - if source == "-" - else (normalize_path_maybe_ignore(Path(source), root), source) + ( + (source, source) + if source == "-" + else (normalize_path_maybe_ignore(Path(source), root), source) + ) for source in src ] srcs_string = ", ".join( [ - f'"{_norm}"' - if _norm - else f'\033[31m"{source} (skipping - invalid)"\033[34m' + ( + f'"{_norm}"' + if _norm + else f'\033[31m"{source} (skipping - invalid)"\033[34m' + ) for _norm, source in normalized ] ) @@ -511,6 +515,9 @@ def main( # noqa: C901 out("Using configuration from project root.", fg="blue") else: out(f"Using configuration in '{config}'.", fg="blue") + if ctx.default_map: + for param, value in ctx.default_map.items(): + out(f"{param}: {value}") error_msg = "Oh no! 💥 💔 💥" if ( @@ -630,7 +637,7 @@ def get_sources( using_default_exclude = exclude is None exclude = re_compile_maybe_verbose(DEFAULT_EXCLUDES) if exclude is None else exclude - gitignore: Optional[PathSpec] = None + gitignore: Optional[Dict[Path, PathSpec]] = None root_gitignore = get_gitignore(root) for s in src: @@ -917,7 +924,7 @@ def format_file_contents(src_contents: str, *, fast: bool, mode: Mode) -> FileCo valid by calling :func:`assert_equivalent` and :func:`assert_stable` on it. `mode` is passed to :func:`format_str`. """ - if not src_contents.strip(): + if not mode.preview and not src_contents.strip(): raise NothingChanged if mode.is_ipynb: @@ -1014,6 +1021,9 @@ def format_ipynb_string(src_contents: str, *, fast: bool, mode: Mode) -> FileCon Operate cell-by-cell, only on code cells, only for Python notebooks. If the ``.ipynb`` originally had a trailing newline, it'll be preserved. """ + if mode.preview and not src_contents: + raise NothingChanged + trailing_newline = src_contents[-1] == "\n" modified = False nb = json.loads(src_contents) @@ -1106,6 +1116,13 @@ def _format_str_once(src_contents: str, *, mode: Mode) -> str: dst_contents = [] for block in dst_blocks: dst_contents.extend(block.all_lines()) + if mode.preview and not dst_contents: + # Use decode_bytes to retrieve the correct source newline (CRLF or LF), + # and check if normalized_content has more than one line + normalized_content, _, newline = decode_bytes(src_contents.encode("utf-8")) + if "\n" in normalized_content: + return newline + return "" return "".join(dst_contents)