def compile_all(self):
src_files = set()
for root, dirs, files in self.src_path.walk():
filter_ = re.compile(self.src_filter) if self.src_filter else None
for f in files:
path = Path(root, f)
if not path.extension() in self.src_extensions:
continue
if not filter_ or filter_.search(str(path)):
src_files.add(path)
if src_files:
self.compile_(src_files)
