class _FileMatcher(object):
def __init__(self, files):
self.matcher = HelperMatcher(files, _DoesFileMatch())
self.slash_count = 0
def find_matches(self, starting):
slash_count = starting.count('/')
if slash_count != self.slash_count:
self.matcher.invalidate()
self.slash_count = slash_count
return self.matcher.find_matches(starting)
