def _read_from(self:object, tr : TextReader, **options) -> ReadResult:
escaped = False
while True:
for th in self.thseq:
rslt = tr.read_thing(th, **options)
if rslt.is_fullmatch():
tr.push_back(rslt.readedlist)
if not escaped:
return Nomatch()
rslt = tr.read_next(**options)
if rslt.is_fullmatch():
if escaped:
escaped = False
return rslt
else:
if self.allow_escaped and self.escape_char == rslt.readedlist[0]:
escaped = True
continue
else:
return rslt
else:
if escaped:
tr.push_back(self.escape_char)
rslt.readed_object = self
return rslt
return Nomatch([], self)
def _read_from(self:object, tr:TextReader, **options) -> ReadResult:
n_chars = 0
acc = ""
if 'char' == self.mode:
while True:
if self.max_chars >= 0 and n_chars >= self.max_chars:
break
ch = tr.read_next(**options)
if not ch.is_fullmatch():
break
if None is not re.match(self.regexp, thing_as_string(ch.readedlist)):
acc += thing_as_string(ch.readedlist)
else:
tr.push_back(ch.readedlist)
break
n_chars += 1
elif 'string' == self.mode:
acc = ""
while True:
if self.max_chars >= 0 and n_chars >= self.max_chars:
break
ch = tr.read_next(**options)
if not ch.is_fullmatch():
break
if None is re.match(self.regexp, acc + thing_as_string(ch.readedlist)):
tr.push_back(ch.readedlist)
break
else:
acc += thing_as_string(ch.readedlist)
n_chars += 1
else:
return Nomatch([], self)
if n_chars >= self.min_chars:
return Fullmatch(thing_as_string(acc), self)
else:
tr.push_back(acc)
return Nomatch(thing_as_string(acc), self)
