Update regular file filter

Author: mdeweerd

codespell_lib/_codespell.py

@@ -1141,6 +1141,9 @@ def build_file_list_with_os_walk(
 ) -> Iterable[str]:
     all_files = []
     for filename in files:
+        # ignore hidden files
+        if is_hidden(root, check_hidden):
+            continue
         if os.path.isdir(filename):
             for root, dirs, dirfiles in os.walk(filename):
                 if glob_match.match(root):  # skip (absolute) directories
@@ -1159,6 +1162,14 @@ def build_file_list_with_os_walk(
                     if glob_match.match(fname):  # skip paths
                         continue
                     all_files.append(fname)
+
+                # skip (relative) directories
+                dirs[:] = [
+                    dir_
+                    for dir_ in dirs
+                    if not glob_match.match(dir_)
+                    and not is_hidden(dir_, check_hidden)
+                ]
         elif not glob_match.match(filename) and not is_hidden(filename, check_hidden):
             all_files.append(filename)
     return all_files