Add the direnv base directory to the default excludes (#1564)

[etc/vim.git] / src / black / __init__.py

diff --git a/src/black/__init__.py b/src/black/__init__.py
index b32197acd43fa126b68b476b7687f005dd59f1f3..df38fd01a9bda205653f757ffabc676faeebe7e8 100644 (file)
--- a/src/black/__init__.py
+++ b/src/black/__init__.py
@@ -65,7 +65,7 @@ if TYPE_CHECKING:
     import colorama  # noqa: F401
 
 DEFAULT_LINE_LENGTH = 88
-DEFAULT_EXCLUDES = r"/(\.eggs|\.git|\.hg|\.mypy_cache|\.nox|\.tox|\.venv|\.svn|_build|buck-out|build|dist)/"  # noqa: B950
+DEFAULT_EXCLUDES = r"/(\.direnv|\.eggs|\.git|\.hg|\.mypy_cache|\.nox|\.tox|\.venv|\.svn|_build|buck-out|build|dist)/"  # noqa: B950
 DEFAULT_INCLUDES = r"\.pyi?$"
 CACHE_DIR = Path(user_cache_dir("black", version=__version__))
 
@@ -281,12 +281,7 @@ def parse_pyproject_toml(path_config: str) -> Dict[str, Any]:
     """
     pyproject_toml = toml.load(path_config)
     config = pyproject_toml.get("tool", {}).get("black", {})
-    return {
-        k.replace("--", "").replace("-", "_"): str(v)
-        if not isinstance(v, (list, dict))
-        else v
-        for k, v in config.items()
-    }
+    return {k.replace("--", "").replace("-", "_"): v for k, v in config.items()}
 
 
 def read_pyproject_toml(
@@ -311,6 +306,14 @@ def read_pyproject_toml(
 
     if not config:
         return None
+    else:
+        # Sanitize the values to be Click friendly. For more information please see:
+        # https://github.com/psf/black/issues/1458
+        # https://github.com/pallets/click/issues/1567
+        config = {
+            k: str(v) if not isinstance(v, (list, dict)) else v
+            for k, v in config.items()
+        }
 
     target_version = config.get("target_version")
     if target_version is not None and not isinstance(target_version, list):
@@ -468,7 +471,7 @@ def target_version_option_callback(
     ),
     is_eager=True,
     callback=read_pyproject_toml,
-    help="Read configuration from PATH.",
+    help="Read configuration from FILE path.",
 )
 @click.pass_context
 def main(
@@ -4591,8 +4594,6 @@ def append_leaves(new_line: Line, old_line: Line, leaves: List[Leaf]) -> None:
         set(@leaves) is a subset of set(@old_line.leaves).
     """
     for old_leaf in leaves:
-        assert old_leaf in old_line.leaves
-
         new_leaf = Leaf(old_leaf.type, old_leaf.value)
         replace_child(old_leaf, new_leaf)
         new_line.append(new_leaf)
@@ -5822,8 +5823,8 @@ def gen_python_files(
 def find_project_root(srcs: Iterable[str]) -> Path:
     """Return a directory containing .git, .hg, or pyproject.toml.
 
-    That directory can be one of the directories passed in `srcs` or their
-    common parent.
+    That directory will be a common parent of all files and directories
+    passed in `srcs`.
 
     If no directory in the tree contains a marker that would specify it's the
     project root, the root of the file system is returned.
@@ -5831,11 +5832,20 @@ def find_project_root(srcs: Iterable[str]) -> Path:
     if not srcs:
         return Path("/").resolve()
 
-    common_base = min(Path(src).resolve() for src in srcs)
-    if common_base.is_dir():
-        # Append a fake file so `parents` below returns `common_base_dir`, too.
-        common_base /= "fake-file"
-    for directory in common_base.parents:
+    path_srcs = [Path(Path.cwd(), src).resolve() for src in srcs]
+
+    # A list of lists of parents for each 'src'. 'src' is included as a
+    # "parent" of itself if it is a directory
+    src_parents = [
+        list(path.parents) + ([path] if path.is_dir() else []) for path in path_srcs
+    ]
+
+    common_base = max(
+        set.intersection(*(set(parents) for parents in src_parents)),
+        key=lambda path: path.parts,
+    )
+
+    for directory in (common_base, *common_base.parents):
         if (directory / ".git").exists():
             return directory