Stricter type annotations for MkDocsConfig

No functional change, but users of modern MkDocs that also care about type annotations should be passing correct types by now.

mkdocs/plugins.py

@@ -153,7 +153,7 @@ def on_serve(
 
     # Global events
 
-    def on_config(self, config: MkDocsConfig) -> Config | None:
+    def on_config(self, config: MkDocsConfig) -> MkDocsConfig | None:
         """
         The `config` event is the first event called on build and is run immediately
         after the user configuration is loaded and validated. Any alterations to the

mkdocs/structure/files.py

@@ -8,7 +8,7 @@
 import shutil
 import warnings
 from pathlib import PurePath
-from typing import TYPE_CHECKING, Any, Callable, Iterable, Iterator, Mapping, Sequence
+from typing import TYPE_CHECKING, Callable, Iterable, Iterator, Sequence
 from urllib.parse import quote as urlquote
 
 import jinja2.environment
@@ -319,7 +319,7 @@ def is_css(self) -> bool:
 _default_exclude = pathspec.gitignore.GitIgnoreSpec.from_lines(['.*', '/templates/'])
 
 
-def _set_exclusions(files: Iterable[File], config: MkDocsConfig | Mapping[str, Any]) -> None:
+def _set_exclusions(files: Iterable[File], config: MkDocsConfig) -> None:
     """Re-calculate which files are excluded, based on the patterns in the config."""
     exclude: pathspec.gitignore.GitIgnoreSpec | None = config.get('exclude_docs')
     exclude = _default_exclude + exclude if exclude else _default_exclude
@@ -335,7 +335,7 @@ def _set_exclusions(files: Iterable[File], config: MkDocsConfig | Mapping[str, A
                 file.inclusion = InclusionLevel.Included
 
 
-def get_files(config: MkDocsConfig | Mapping[str, Any]) -> Files:
+def get_files(config: MkDocsConfig) -> Files:
     """Walk the `docs_dir` and return a Files collection."""
     files: list[File] = []
     conflicting_files: list[tuple[File, File]] = []

mkdocs/structure/nav.py

@@ -1,7 +1,7 @@
 from __future__ import annotations
 
 import logging
-from typing import TYPE_CHECKING, Any, Iterator, Mapping, TypeVar
+from typing import TYPE_CHECKING, Iterator, TypeVar
 from urllib.parse import urlsplit
 
 from mkdocs.structure.pages import Page
@@ -145,7 +145,7 @@ def _indent_print(self, depth=0):
         return '{}{}'.format('    ' * depth, repr(self))
 
 
-def get_navigation(files: Files, config: MkDocsConfig | Mapping[str, Any]) -> Navigation:
+def get_navigation(files: Files, config: MkDocsConfig) -> Navigation:
     """Build site navigation from config and files."""
     documentation_pages = files.documentation_pages()
     nav_config = config['nav'] or nest_paths(f.src_uri for f in documentation_pages)
@@ -193,7 +193,7 @@ def get_navigation(files: Files, config: MkDocsConfig | Mapping[str, Any]) -> Na
     return Navigation(items, pages)
 
 
-def _data_to_navigation(data, files: Files, config: MkDocsConfig | Mapping[str, Any]):
+def _data_to_navigation(data, files: Files, config: MkDocsConfig):
     if isinstance(data, dict):
         return [
             _data_to_navigation((key, value), files, config)