Better error message for invalid exclude types (#3764)

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

diff --git a/src/black/__init__.py b/src/black/__init__.py
index 3451c86b50893859be638e1a608a58e1ebf15881..b6611bef84b2e72048255f0b3e79ac2b29c31e80 100644 (file)
--- a/src/black/__init__.py
+++ b/src/black/__init__.py
@@ -157,6 +157,16 @@ def read_pyproject_toml(
             "target-version", "Config key target-version must be a list"
         )
 
+    exclude = config.get("exclude")
+    if exclude is not None and not isinstance(exclude, str):
+        raise click.BadOptionUsage("exclude", "Config key exclude must be a string")
+
+    extend_exclude = config.get("extend_exclude")
+    if extend_exclude is not None and not isinstance(extend_exclude, str):
+        raise click.BadOptionUsage(
+            "extend-exclude", "Config key extend-exclude must be a string"
+        )
+
     default_map: Dict[str, Any] = {}
     if ctx.default_map:
         default_map.update(ctx.default_map)
@@ -484,26 +494,6 @@ def main(  # noqa: C901
                 fg="blue",
             )
 
-            normalized = [
-                (
-                    (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'
-                    )
-                    for _norm, source in normalized
-                ]
-            )
-            out(f"Sources to be formatted: {srcs_string}", fg="blue")
-
         if config:
             config_source = ctx.get_parameter_source("config")
             user_level_config = str(find_user_pyproject_toml())
@@ -654,9 +644,15 @@ def get_sources(
             is_stdin = False
 
         if is_stdin or p.is_file():
-            normalized_path = normalize_path_maybe_ignore(p, ctx.obj["root"], report)
+            normalized_path: Optional[str] = normalize_path_maybe_ignore(
+                p, ctx.obj["root"], report
+            )
             if normalized_path is None:
+                if verbose:
+                    out(f'Skipping invalid source: "{normalized_path}"', fg="red")
                 continue
+            if verbose:
+                out(f'Found input source: "{normalized_path}"', fg="blue")
 
             normalized_path = "/" + normalized_path
             # Hard-exclude any files that matches the `--force-exclude` regex.
@@ -679,6 +675,9 @@ def get_sources(
             sources.add(p)
         elif p.is_dir():
             p = root / normalize_path_maybe_ignore(p, ctx.obj["root"], report)
+            if verbose:
+                out(f'Found input source directory: "{p}"', fg="blue")
+
             if using_default_exclude:
                 gitignore = {
                     root: root_gitignore,
@@ -699,9 +698,12 @@ def get_sources(
                 )
             )
         elif s == "-":
+            if verbose:
+                out("Found input source stdin", fg="blue")
             sources.add(p)
         else:
             err(f"invalid path: {s}")
+
     return sources