Improve an error message when failed to load pyproject.toml (#653)

[etc/vim.git] / black.py

diff --git a/black.py b/black.py
index fd0364ba8d5422865f7047fbb2a6cb58f8bfd33f..52c5b0c69c6192634dcd26ba8d23d978373eb820 100644 (file)
--- a/black.py
+++ b/black.py
@@ -8,7 +8,7 @@ import io
 import itertools
 import keyword
 import logging
 import itertools
 import keyword
 import logging

-from multiprocessing import Manager
+from multiprocessing import Manager, freeze_support

 import os
 from pathlib import Path
 import pickle
 import os
 from pathlib import Path
 import pickle


@@ -51,7 +51,7 @@ from blib2to3.pgen2.parse import ParseError
 __version__ = "18.9b0"
 DEFAULT_LINE_LENGTH = 88
 DEFAULT_EXCLUDES = (
 __version__ = "18.9b0"
 DEFAULT_LINE_LENGTH = 88
 DEFAULT_EXCLUDES = (

-    r"/(\.git|\.hg|\.mypy_cache|\.nox|\.tox|\.venv|_build|buck-out|build|dist)/"
+    r"/(\.eggs|\.git|\.hg|\.mypy_cache|\.nox|\.tox|\.venv|_build|buck-out|build|dist)/"

 )
 DEFAULT_INCLUDES = r"\.pyi?$"
 CACHE_DIR = Path(user_cache_dir("black", version=__version__))
 )
 DEFAULT_INCLUDES = r"\.pyi?$"
 CACHE_DIR = Path(user_cache_dir("black", version=__version__))


@@ -160,7 +160,9 @@ def read_pyproject_toml(
         pyproject_toml = toml.load(value)
         config = pyproject_toml.get("tool", {}).get("black", {})
     except (toml.TomlDecodeError, OSError) as e:
         pyproject_toml = toml.load(value)
         config = pyproject_toml.get("tool", {}).get("black", {})
     except (toml.TomlDecodeError, OSError) as e:

-        raise click.BadOptionUsage(f"Error reading configuration file: {e}", ctx)
+        raise click.FileError(
+            filename=value, hint=f"Error reading configuration file: {e}"
+        )

 
     if not config:
         return None
 
     if not config:
         return None


@@ -3658,6 +3660,7 @@ def patch_click() -> None:
 
 
 def patched_main() -> None:
 
 
 def patched_main() -> None:

+    freeze_support()

     patch_click()
     main()
 
     patch_click()
     main()