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-rw-r--r--src/flake8/utils.py22
1 files changed, 12 insertions, 10 deletions
diff --git a/src/flake8/utils.py b/src/flake8/utils.py
index 52417fc..7f31f8f 100644
--- a/src/flake8/utils.py
+++ b/src/flake8/utils.py
@@ -212,22 +212,24 @@ def filenames_from(arg, predicate=None):
if predicate(arg):
return
- if arg == "-":
- # stdin, don't call isdir()
- yield arg
- elif os.path.isdir(arg):
+ if os.path.isdir(arg):
for root, sub_directories, files in os.walk(arg):
+ if predicate(root):
+ sub_directories[:] = []
+ continue
+
# NOTE(sigmavirus24): os.walk() will skip a directory if you
# remove it from the list of sub-directories.
- sub_directories[:] = [
- directory for directory in sub_directories
- if not predicate(os.path.join(root, directory))
- ]
+ for directory in sub_directories:
+ joined = os.path.join(root, directory)
+ if predicate(directory) or predicate(joined):
+ sub_directories.remove(directory)
for filename in files:
joined = os.path.join(root, filename)
- if not predicate(joined):
- yield joined
+ if predicate(joined) or predicate(filename):
+ continue
+ yield joined
else:
yield arg