Method maybe

Tools/cases_generator/plexer.py:47–52

(self, kind: str, raw: bool = False)

        return tok

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

    def expect(self, kind: str) -> Token | None:
        # Return next token and advance position if kind matches