def match(self, text_iterator: TextIterator):
try:
text_iterator.skip_whitespace()
self._start_pos = text_iterator.current_pos().copy()
self._text = ''
while not text_iterator.is_after_end():
if text_iterator.is_valid_pos():
self._text += next(text_iterator)
if text_iterator.current_pos().r > self._start_pos.r:
break
self._last_pos = text_iterator.current_pos().copy()
except StopIteration:
log.debug("GAny - StopIteration")
return len(self._text) > 0
def find_last_pos(self, text_iterator: TextIterator) -> Position:
self._name = ''
last_pos = None
it = iter(text_iterator)
try:
while text_iterator.is_valid_pos():
prev_pos = text_iterator.current_pos().copy()
char = next(it)
if not GName.is_name_char(char):
text_iterator.set_current_pos(prev_pos)
break
last_pos = prev_pos
self._name += char
except StopIteration:
log.debug("GName:StopIteration")
if len(self._name) > 0:
log.debug("Found GName: {} ending at pos {}".format(self._name, last_pos))
return last_pos
return None