Method peek

Tools/cases_generator/plexer.py:41–45

(self, raw: bool = False)

        return None

    def peek(self, raw: bool = False) -> Token | None:
        # Return next token without advancing position
        tok = self.next(raw=raw)
        self.backup()
        return tok

    def maybe(self, kind: str, raw: bool = False) -> Token | None:
        # Return next token without advancing position if kind matches